diff --git a/src/middleware/auth.middleware.js b/src/middleware/auth.middleware.js
index 9dd48a25..a5e992b2 100644
--- a/src/middleware/auth.middleware.js
+++ b/src/middleware/auth.middleware.js
@@ -102,8 +102,14 @@ async function optionalAuth(req, res, next) {
   next();
 }
 
+/**
+ * Require admin role (convenience function)
+ */
+const requireAdmin = requireRole('admin');
+
 module.exports = {
   authenticateToken,
   requireRole,
+  requireAdmin,
   optionalAuth
 };
diff --git a/src/middleware/tractatus/governance.middleware.js b/src/middleware/tractatus/governance.middleware.js
new file mode 100644
index 00000000..584adcbc
--- /dev/null
+++ b/src/middleware/tractatus/governance.middleware.js
@@ -0,0 +1,252 @@
+/**
+ * Tractatus Governance Middleware
+ * Integrates Tractatus services with Express routes
+ *
+ * Provides middleware functions for:
+ * - AI-powered content moderation (blog posts, case studies)
+ * - Human approval workflows
+ * - Safety constraint enforcement
+ */
+
+const {
+  classifier,
+  validator,
+  enforcer,
+  monitor,
+  verifier
+} = require('../../services');
+const logger = require('../../utils/logger.util');
+
+/**
+ * Classify incoming content by quadrant and persistence
+ * Adds classification metadata to req.tractatus
+ */
+function classifyContent(req, res, next) {
+  try {
+    const content = req.body.content || req.body.description || req.body.text || '';
+
+    const classification = classifier.classify({
+      text: content,
+      context: {
+        domain: req.body.domain || 'general',
+        type: req.body.type || 'content'
+      },
+      timestamp: new Date(),
+      source: 'user'
+    });
+
+    // Attach to request
+    req.tractatus = req.tractatus || {};
+    req.tractatus.classification = classification;
+
+    logger.debug('Content classified', {
+      quadrant: classification.quadrant,
+      persistence: classification.persistence,
+      verification: classification.verification
+    });
+
+    next();
+
+  } catch (error) {
+    logger.error('Classification middleware error:', error);
+    // Continue without classification (safer than blocking)
+    next();
+  }
+}
+
+/**
+ * Enforce Tractatus boundaries
+ * Blocks actions that cross values/wisdom/agency boundaries
+ */
+function enforceBoundaries(req, res, next) {
+  try {
+    const action = {
+      description: req.body.content || req.body.description || '',
+      type: req.body.type || req.route.path,
+      method: req.method
+    };
+
+    const enforcement = enforcer.enforce(action, {
+      user: req.user,
+      route: req.route.path
+    });
+
+    if (!enforcement.allowed) {
+      logger.warn('Action blocked by boundary enforcement', {
+        reason: enforcement.reason,
+        action: action.description?.substring(0, 50)
+      });
+
+      return res.status(403).json({
+        error: 'Boundary Violation',
+        message: enforcement.message,
+        requiresHuman: true,
+        reason: enforcement.reason,
+        userPrompt: enforcement.userPrompt
+      });
+    }
+
+    // Attach enforcement result
+    req.tractatus = req.tractatus || {};
+    req.tractatus.enforcement = enforcement;
+
+    next();
+
+  } catch (error) {
+    logger.error('Boundary enforcement middleware error:', error);
+    next(error);
+  }
+}
+
+/**
+ * Check context pressure before AI operations
+ * Recommends human intervention if pressure is too high
+ */
+function checkPressure(req, res, next) {
+  try {
+    const context = {
+      tokenUsage: req.headers['x-token-usage'] || 0,
+      tokenBudget: 200000,
+      messageCount: req.session?.messageCount || 0,
+      activeTasks: req.session?.activeTasks || []
+    };
+
+    const pressure = monitor.analyzePressure(context);
+
+    // Attach pressure analysis
+    req.tractatus = req.tractatus || {};
+    req.tractatus.pressure = pressure;
+
+    // Warn if pressure is high
+    if (pressure.pressureLevel >= 3) { // CRITICAL or DANGEROUS
+      logger.warn('High context pressure detected', {
+        level: pressure.pressureName,
+        overall: pressure.overallPressure
+      });
+
+      // Add warning to response headers
+      res.setHeader('X-Tractatus-Pressure', pressure.pressureName);
+      res.setHeader('X-Tractatus-Recommendations', JSON.stringify(pressure.recommendations.slice(0, 2)));
+    }
+
+    next();
+
+  } catch (error) {
+    logger.error('Pressure monitoring middleware error:', error);
+    next();
+  }
+}
+
+/**
+ * Require human approval for AI-generated content
+ * Used for blog posts, media responses, case studies
+ */
+function requireHumanApproval(req, res, next) {
+  try {
+    // Check if content is AI-generated and not yet approved
+    if (req.body.aiGenerated && !req.body.humanApproved) {
+      const classification = req.tractatus?.classification;
+
+      // Determine if approval is required
+      const requiresApproval =
+        classification?.verification === 'MANDATORY' ||
+        classification?.persistence === 'HIGH' ||
+        classification?.quadrant === 'STRATEGIC' ||
+        classification?.quadrant === 'OPERATIONAL';
+
+      if (requiresApproval) {
+        logger.info('Human approval required for AI-generated content', {
+          quadrant: classification?.quadrant,
+          persistence: classification?.persistence
+        });
+
+        return res.status(403).json({
+          error: 'Approval Required',
+          message: 'This AI-generated content requires human approval before publishing',
+          reason: 'TRACTATUS_GOVERNANCE',
+          classification: {
+            quadrant: classification?.quadrant,
+            persistence: classification?.persistence,
+            verification: classification?.verification
+          },
+          action: 'Submit for moderation queue'
+        });
+      }
+    }
+
+    next();
+
+  } catch (error) {
+    logger.error('Human approval middleware error:', error);
+    next(error);
+  }
+}
+
+/**
+ * Add Tractatus metadata to AI-generated responses
+ * Provides transparency about governance checks
+ */
+function addTractatusMetadata(req, res, next) {
+  const originalJson = res.json.bind(res);
+
+  res.json = function(data) {
+    // Add Tractatus metadata if governance checks were performed
+    if (req.tractatus) {
+      data.tractatus = {
+        governed: true,
+        classification: req.tractatus.classification ? {
+          quadrant: req.tractatus.classification.quadrant,
+          persistence: req.tractatus.classification.persistence,
+          verification: req.tractatus.classification.verification
+        } : undefined,
+        pressure: req.tractatus.pressure ? {
+          level: req.tractatus.pressure.pressureName,
+          score: req.tractatus.pressure.overallPressure
+        } : undefined,
+        enforcement: req.tractatus.enforcement ? {
+          allowed: req.tractatus.enforcement.allowed,
+          requiresHuman: req.tractatus.enforcement.humanRequired
+        } : undefined,
+        timestamp: new Date()
+      };
+    }
+
+    return originalJson(data);
+  };
+
+  next();
+}
+
+/**
+ * Governance status endpoint middleware
+ * Provides framework status information
+ */
+function governanceStatus(req, res) {
+  const {
+    getFrameworkStatus
+  } = require('../../services');
+
+  const status = getFrameworkStatus();
+
+  // Add runtime metrics
+  const runtimeMetrics = {
+    uptime: process.uptime(),
+    memoryUsage: process.memoryUsage(),
+    environment: process.env.NODE_ENV
+  };
+
+  res.json({
+    ...status,
+    runtime: runtimeMetrics,
+    operational: true
+  });
+}
+
+module.exports = {
+  classifyContent,
+  enforceBoundaries,
+  checkPressure,
+  requireHumanApproval,
+  addTractatusMetadata,
+  governanceStatus
+};
diff --git a/src/routes/governance.routes.js b/src/routes/governance.routes.js
new file mode 100644
index 00000000..31a7be50
--- /dev/null
+++ b/src/routes/governance.routes.js
@@ -0,0 +1,186 @@
+/**
+ * Tractatus Governance Routes
+ * API endpoints for framework status and testing
+ */
+
+const express = require('express');
+const router = express.Router();
+
+const { governanceStatus } = require('../middleware/tractatus/governance.middleware');
+const { authenticateToken, requireAdmin } = require('../middleware/auth.middleware');
+const { asyncHandler } = require('../middleware/error.middleware');
+
+// Import services for testing endpoints
+const {
+  classifier,
+  validator,
+  enforcer,
+  monitor,
+  verifier,
+  getFrameworkStatus
+} = require('../services');
+
+/**
+ * GET /api/governance
+ * Get framework status (public)
+ */
+router.get('/', governanceStatus);
+
+/**
+ * GET /api/governance/status
+ * Detailed governance status (admin only)
+ */
+router.get('/status',
+  authenticateToken,
+  requireAdmin,
+  asyncHandler(async (req, res) => {
+    const status = getFrameworkStatus();
+
+    res.json({
+      success: true,
+      ...status,
+      uptime: process.uptime(),
+      environment: process.env.NODE_ENV
+    });
+  })
+);
+
+/**
+ * POST /api/governance/classify
+ * Test instruction classification (admin only)
+ */
+router.post('/classify',
+  authenticateToken,
+  requireAdmin,
+  asyncHandler(async (req, res) => {
+    const { text, context } = req.body;
+
+    if (!text) {
+      return res.status(400).json({
+        error: 'Bad Request',
+        message: 'text field is required'
+      });
+    }
+
+    const classification = classifier.classify({
+      text,
+      context: context || {},
+      timestamp: new Date(),
+      source: 'test'
+    });
+
+    res.json({
+      success: true,
+      classification
+    });
+  })
+);
+
+/**
+ * POST /api/governance/validate
+ * Test action validation (admin only)
+ */
+router.post('/validate',
+  authenticateToken,
+  requireAdmin,
+  asyncHandler(async (req, res) => {
+    const { action, context } = req.body;
+
+    if (!action) {
+      return res.status(400).json({
+        error: 'Bad Request',
+        message: 'action object is required'
+      });
+    }
+
+    const validation = validator.validate(action, context || {
+      messages: []
+    });
+
+    res.json({
+      success: true,
+      validation
+    });
+  })
+);
+
+/**
+ * POST /api/governance/enforce
+ * Test boundary enforcement (admin only)
+ */
+router.post('/enforce',
+  authenticateToken,
+  requireAdmin,
+  asyncHandler(async (req, res) => {
+    const { action, context } = req.body;
+
+    if (!action) {
+      return res.status(400).json({
+        error: 'Bad Request',
+        message: 'action object is required'
+      });
+    }
+
+    const enforcement = enforcer.enforce(action, context || {});
+
+    res.json({
+      success: true,
+      enforcement
+    });
+  })
+);
+
+/**
+ * POST /api/governance/pressure
+ * Test pressure analysis (admin only)
+ */
+router.post('/pressure',
+  authenticateToken,
+  requireAdmin,
+  asyncHandler(async (req, res) => {
+    const { context } = req.body;
+
+    const pressure = monitor.analyzePressure(context || {
+      tokenUsage: 50000,
+      tokenBudget: 200000,
+      messageCount: 20
+    });
+
+    res.json({
+      success: true,
+      pressure
+    });
+  })
+);
+
+/**
+ * POST /api/governance/verify
+ * Test metacognitive verification (admin only)
+ */
+router.post('/verify',
+  authenticateToken,
+  requireAdmin,
+  asyncHandler(async (req, res) => {
+    const { action, reasoning, context } = req.body;
+
+    if (!action) {
+      return res.status(400).json({
+        error: 'Bad Request',
+        message: 'action object is required'
+      });
+    }
+
+    const verification = verifier.verify(
+      action,
+      reasoning || {},
+      context || {}
+    );
+
+    res.json({
+      success: true,
+      verification
+    });
+  })
+);
+
+module.exports = router;
diff --git a/src/routes/index.js b/src/routes/index.js
index 27a4fcfa..736f1233 100644
--- a/src/routes/index.js
+++ b/src/routes/index.js
@@ -11,12 +11,14 @@ const authRoutes = require('./auth.routes');
 const documentsRoutes = require('./documents.routes');
 const blogRoutes = require('./blog.routes');
 const adminRoutes = require('./admin.routes');
+const governanceRoutes = require('./governance.routes');
 
 // Mount routes
 router.use('/auth', authRoutes);
 router.use('/documents', documentsRoutes);
 router.use('/blog', blogRoutes);
 router.use('/admin', adminRoutes);
+router.use('/governance', governanceRoutes);
 
 // API root endpoint
 router.get('/', (req, res) => {
@@ -54,8 +56,17 @@ router.get('/', (req, res) => {
         review: 'POST /api/admin/moderation/:id/review',
         stats: 'GET /api/admin/stats',
         activity: 'GET /api/admin/activity'
+      },
+      governance: {
+        status: 'GET /api/governance',
+        classify: 'POST /api/governance/classify (admin)',
+        validate: 'POST /api/governance/validate (admin)',
+        enforce: 'POST /api/governance/enforce (admin)',
+        pressure: 'POST /api/governance/pressure (admin)',
+        verify: 'POST /api/governance/verify (admin)'
       }
     },
+    framework: 'Tractatus-Based LLM Safety Architecture',
     documentation: '/api/docs',
     health: '/health'
   });
diff --git a/src/services/BoundaryEnforcer.service.js b/src/services/BoundaryEnforcer.service.js
new file mode 100644
index 00000000..a9d5cf89
--- /dev/null
+++ b/src/services/BoundaryEnforcer.service.js
@@ -0,0 +1,399 @@
+/**
+ * Boundary Enforcer Service
+ * Ensures AI never makes values decisions without human approval
+ *
+ * Core Tractatus Service: Implements Tractatus 12.1-12.7 boundaries
+ * where AI architecturally acknowledges domains requiring human judgment.
+ *
+ * Tractatus Boundaries:
+ * 12.1 Values cannot be automated, only verified.
+ * 12.2 Innovation cannot be proceduralized, only facilitated.
+ * 12.3 Wisdom cannot be encoded, only supported.
+ * 12.4 Purpose cannot be generated, only preserved.
+ * 12.5 Meaning cannot be computed, only recognized.
+ * 12.6 Agency cannot be simulated, only respected.
+ * 12.7 Whereof one cannot systematize, thereof one must trust human judgment.
+ */
+
+const classifier = require('./InstructionPersistenceClassifier.service');
+const logger = require('../utils/logger.util');
+
+/**
+ * Tractatus decision boundaries
+ * These domains ALWAYS require human judgment
+ */
+const TRACTATUS_BOUNDARIES = {
+  VALUES: {
+    section: '12.1',
+    principle: 'Values cannot be automated, only verified',
+    humanRequired: true,
+    keywords: ['value', 'principle', 'ethic', 'moral', 'should', 'ought', 'right', 'wrong'],
+    examples: [
+      'Decide whether to prioritize privacy over convenience',
+      'Determine our core values',
+      'Choose what principles matter most'
+    ]
+  },
+  INNOVATION: {
+    section: '12.2',
+    principle: 'Innovation cannot be proceduralized, only facilitated',
+    humanRequired: true,
+    keywords: ['innovate', 'create', 'invent', 'breakthrough', 'novel', 'creative'],
+    examples: [
+      'Create entirely new approach',
+      'Invent solution to fundamental problem',
+      'Generate breakthrough innovation'
+    ]
+  },
+  WISDOM: {
+    section: '12.3',
+    principle: 'Wisdom cannot be encoded, only supported',
+    humanRequired: true,
+    keywords: ['wisdom', 'judgment', 'discernment', 'prudence', 'insight'],
+    examples: [
+      'Exercise judgment in unprecedented situation',
+      'Apply wisdom to complex tradeoff',
+      'Discern what truly matters'
+    ]
+  },
+  PURPOSE: {
+    section: '12.4',
+    principle: 'Purpose cannot be generated, only preserved',
+    humanRequired: true,
+    keywords: ['purpose', 'mission', 'why', 'meaning', 'goal', 'objective'],
+    examples: [
+      'Define our organizational purpose',
+      'Determine why we exist',
+      'Set our fundamental mission'
+    ]
+  },
+  MEANING: {
+    section: '12.5',
+    principle: 'Meaning cannot be computed, only recognized',
+    humanRequired: true,
+    keywords: ['meaning', 'significance', 'importance', 'matter', 'meaningful'],
+    examples: [
+      'Decide what is truly significant',
+      'Determine what matters most',
+      'Recognize deeper meaning'
+    ]
+  },
+  AGENCY: {
+    section: '12.6',
+    principle: 'Agency cannot be simulated, only respected',
+    humanRequired: true,
+    keywords: ['agency', 'autonomy', 'choice', 'freedom', 'sovereignty', 'self-determination'],
+    examples: [
+      'Make autonomous decision for humans',
+      'Override human choice',
+      'Substitute AI judgment for human agency'
+    ]
+  }
+};
+
+/**
+ * Decision types that require human approval
+ */
+const DECISION_DOMAINS = {
+  STRATEGIC: {
+    requiresHuman: true,
+    reason: 'Strategic decisions affect long-term direction and values'
+  },
+  VALUES_SENSITIVE: {
+    requiresHuman: true,
+    reason: 'Values-sensitive decisions must preserve human agency'
+  },
+  RESOURCE_ALLOCATION: {
+    requiresHuman: true,
+    reason: 'Resource decisions reflect priorities and values'
+  },
+  POLICY_CREATION: {
+    requiresHuman: true,
+    reason: 'Policy creation is operational stewardship domain'
+  },
+  USER_COMMUNICATION: {
+    requiresHuman: false,
+    requiresReview: true,
+    reason: 'Communications should be reviewed but not blocked'
+  },
+  TECHNICAL_IMPLEMENTATION: {
+    requiresHuman: false,
+    requiresReview: false,
+    reason: 'Technical implementations can proceed with validation'
+  }
+};
+
+class BoundaryEnforcer {
+  constructor() {
+    this.boundaries = TRACTATUS_BOUNDARIES;
+    this.decisionDomains = DECISION_DOMAINS;
+    this.classifier = classifier;
+
+    // Compile boundary patterns
+    this.boundaryPatterns = this._compileBoundaryPatterns();
+
+    logger.info('BoundaryEnforcer initialized with Tractatus constraints');
+  }
+
+  /**
+   * Enforce boundaries on a proposed action
+   * @param {Object} action - The proposed action
+   * @param {Object} context - Decision context
+   * @returns {Object} Enforcement result
+   */
+  enforce(action, context = {}) {
+    try {
+      // Check if action crosses Tractatus boundaries
+      const boundaryViolations = this._checkTractatusBoundaries(action);
+
+      if (boundaryViolations.length > 0) {
+        return this._requireHumanJudgment(boundaryViolations, action);
+      }
+
+      // Check decision domain
+      const domain = this._identifyDecisionDomain(action, context);
+      const domainConfig = this.decisionDomains[domain];
+
+      if (domainConfig.requiresHuman) {
+        return this._requireHumanApproval(domain, domainConfig.reason, action);
+      }
+
+      if (domainConfig.requiresReview) {
+        return this._requireHumanReview(domain, domainConfig.reason, action);
+      }
+
+      // Action can proceed without human intervention
+      return this._allowAction(action, domain);
+
+    } catch (error) {
+      logger.error('Boundary enforcement error:', error);
+      // Fail-safe: require human review on error
+      return this._requireHumanJudgment(
+        [{ boundary: 'ERROR', reason: 'Enforcement error, defaulting to human review' }],
+        action
+      );
+    }
+  }
+
+  /**
+   * Check if an action requires human approval based on Tractatus framework
+   */
+  requiresHumanApproval(action) {
+    const result = this.enforce(action);
+    return result.humanRequired === true;
+  }
+
+  /**
+   * Get appropriate human oversight level for action
+   */
+  getOversightLevel(action, context = {}) {
+    const classification = this.classifier.classify({
+      text: action.description || action.text || '',
+      context,
+      timestamp: action.timestamp || new Date(),
+      source: 'ai_proposed'
+    });
+
+    const oversightLevels = {
+      STRATEGIC: 'VALUES_STEWARDSHIP',
+      OPERATIONAL: 'PROCESS_STEWARDSHIP',
+      TACTICAL: 'IMPLEMENTATION_EXPERTISE',
+      SYSTEM: 'TECHNICAL_EXPERTISE',
+      STOCHASTIC: 'INSIGHT_GENERATION'
+    };
+
+    return oversightLevels[classification.quadrant] || 'GENERAL_OVERSIGHT';
+  }
+
+  /**
+   * Private methods
+   */
+
+  _compileBoundaryPatterns() {
+    const patterns = {};
+    for (const [boundary, config] of Object.entries(this.boundaries)) {
+      patterns[boundary] = config.keywords.map(kw => new RegExp(`\\b${kw}\\b`, 'i'));
+    }
+    return patterns;
+  }
+
+  _checkTractatusBoundaries(action) {
+    const violations = [];
+    const actionText = (action.description || action.text || '').toLowerCase();
+
+    for (const [boundary, patterns] of Object.entries(this.boundaryPatterns)) {
+      let matchCount = 0;
+      for (const pattern of patterns) {
+        if (pattern.test(actionText)) {
+          matchCount++;
+        }
+      }
+
+      // If multiple keywords match, likely crossing boundary
+      if (matchCount >= 2) {
+        violations.push({
+          boundary,
+          section: this.boundaries[boundary].section,
+          principle: this.boundaries[boundary].principle,
+          matchCount
+        });
+      }
+    }
+
+    return violations;
+  }
+
+  _identifyDecisionDomain(action, context) {
+    const actionText = (action.description || action.text || '').toLowerCase();
+
+    // Strategic indicators
+    if (this._hasStrategicIndicators(actionText, context)) {
+      return 'STRATEGIC';
+    }
+
+    // Values-sensitive indicators
+    if (this._hasValuesSensitiveIndicators(actionText)) {
+      return 'VALUES_SENSITIVE';
+    }
+
+    // Resource allocation indicators
+    if (this._hasResourceIndicators(actionText)) {
+      return 'RESOURCE_ALLOCATION';
+    }
+
+    // Policy creation indicators
+    if (this._hasPolicyIndicators(actionText)) {
+      return 'POLICY_CREATION';
+    }
+
+    // User communication indicators
+    if (this._hasCommunicationIndicators(actionText, action)) {
+      return 'USER_COMMUNICATION';
+    }
+
+    // Default to technical implementation
+    return 'TECHNICAL_IMPLEMENTATION';
+  }
+
+  _hasStrategicIndicators(text, context) {
+    const strategic = [
+      'always', 'never', 'mission', 'vision', 'strategy',
+      'long-term', 'fundamental', 'core principle'
+    ];
+    return strategic.some(kw => text.includes(kw));
+  }
+
+  _hasValuesSensitiveIndicators(text) {
+    const values = [
+      'value', 'principle', 'ethic', 'moral', 'right', 'wrong',
+      'should we', 'ought to', 'better to'
+    ];
+    return values.some(kw => text.includes(kw));
+  }
+
+  _hasResourceIndicators(text) {
+    const resources = [
+      'budget', 'allocate', 'spend', 'invest', 'cost',
+      'hire', 'fire', 'purchase'
+    ];
+    return resources.some(kw => text.includes(kw));
+  }
+
+  _hasPolicyIndicators(text) {
+    const policy = [
+      'policy', 'rule', 'guideline', 'standard', 'procedure',
+      'process', 'workflow', 'protocol'
+    ];
+    return policy.some(kw => text.includes(kw));
+  }
+
+  _hasCommunicationIndicators(text, action) {
+    if (action.type === 'email' || action.type === 'message') return true;
+    const communication = ['send', 'email', 'message', 'notify', 'inform', 'communicate'];
+    return communication.some(kw => text.includes(kw));
+  }
+
+  _requireHumanJudgment(violations, action) {
+    const primaryViolation = violations[0];
+
+    return {
+      allowed: false,
+      humanRequired: true,
+      requirementType: 'MANDATORY',
+      reason: 'TRACTATUS_BOUNDARY_VIOLATION',
+      message: `This decision crosses Tractatus boundary ${primaryViolation.section}: ` +
+               `"${primaryViolation.principle}"`,
+      violations,
+      action: 'REQUIRE_HUMAN_DECISION',
+      recommendation: 'Present options to human for decision',
+      userPrompt: this._generateBoundaryPrompt(violations, action),
+      timestamp: new Date()
+    };
+  }
+
+  _requireHumanApproval(domain, reason, action) {
+    return {
+      allowed: false,
+      humanRequired: true,
+      requirementType: 'APPROVAL_REQUIRED',
+      domain,
+      reason,
+      message: `${domain} decisions require human approval: ${reason}`,
+      action: 'REQUEST_APPROVAL',
+      recommendation: 'Present proposal to human for approval',
+      userPrompt: this._generateApprovalPrompt(domain, reason, action),
+      timestamp: new Date()
+    };
+  }
+
+  _requireHumanReview(domain, reason, action) {
+    return {
+      allowed: true,
+      humanRequired: false,
+      requirementType: 'REVIEW_RECOMMENDED',
+      domain,
+      reason,
+      message: `${domain}: ${reason}`,
+      action: 'PROCEED_WITH_NOTIFICATION',
+      recommendation: 'Execute action but notify human',
+      notification: `Action executed in ${domain}: ${action.description || action.text}`,
+      timestamp: new Date()
+    };
+  }
+
+  _allowAction(action, domain) {
+    return {
+      allowed: true,
+      humanRequired: false,
+      requirementType: 'NONE',
+      domain,
+      message: `Action approved for ${domain}`,
+      action: 'PROCEED',
+      timestamp: new Date()
+    };
+  }
+
+  _generateBoundaryPrompt(violations, action) {
+    const primaryViolation = violations[0];
+
+    return `I need your judgment on this decision:\n\n` +
+           `Proposed action: ${action.description || action.text}\n\n` +
+           `This crosses a Tractatus boundary (${primaryViolation.section}):\n` +
+           `"${primaryViolation.principle}"\n\n` +
+           `This means I cannot make this decision autonomously - it requires human judgment.\n\n` +
+           `What would you like me to do?`;
+  }
+
+  _generateApprovalPrompt(domain, reason, action) {
+    return `This action requires your approval:\n\n` +
+           `Domain: ${domain}\n` +
+           `Action: ${action.description || action.text}\n` +
+           `Reason: ${reason}\n\n` +
+           `Do you approve this action?`;
+  }
+}
+
+// Singleton instance
+const enforcer = new BoundaryEnforcer();
+
+module.exports = enforcer;
diff --git a/src/services/ContextPressureMonitor.service.js b/src/services/ContextPressureMonitor.service.js
new file mode 100644
index 00000000..48458ba5
--- /dev/null
+++ b/src/services/ContextPressureMonitor.service.js
@@ -0,0 +1,420 @@
+/**
+ * Context Pressure Monitor Service
+ * Detects conditions that increase AI error probability
+ *
+ * Core Tractatus Service: Monitors environmental factors that degrade
+ * AI performance and triggers increased verification or human intervention.
+ *
+ * Monitored Conditions:
+ * - Token budget pressure (approaching context limit)
+ * - Conversation length (attention decay over long sessions)
+ * - Task complexity (number of simultaneous objectives)
+ * - Error frequency (recent failures indicate degraded state)
+ * - Instruction density (too many competing directives)
+ */
+
+const logger = require('../utils/logger.util');
+
+/**
+ * Pressure levels and thresholds
+ */
+const PRESSURE_LEVELS = {
+  NORMAL: {
+    level: 0,
+    threshold: 0.3,
+    description: 'Normal operating conditions',
+    action: 'PROCEED',
+    verificationMultiplier: 1.0
+  },
+  ELEVATED: {
+    level: 1,
+    threshold: 0.5,
+    description: 'Elevated pressure, increased verification recommended',
+    action: 'INCREASE_VERIFICATION',
+    verificationMultiplier: 1.3
+  },
+  HIGH: {
+    level: 2,
+    threshold: 0.7,
+    description: 'High pressure, mandatory verification required',
+    action: 'MANDATORY_VERIFICATION',
+    verificationMultiplier: 1.6
+  },
+  CRITICAL: {
+    level: 3,
+    threshold: 0.85,
+    description: 'Critical pressure, recommend context refresh',
+    action: 'RECOMMEND_REFRESH',
+    verificationMultiplier: 2.0
+  },
+  DANGEROUS: {
+    level: 4,
+    threshold: 0.95,
+    description: 'Dangerous conditions, require human intervention',
+    action: 'REQUIRE_HUMAN_INTERVENTION',
+    verificationMultiplier: 3.0
+  }
+};
+
+/**
+ * Monitored metrics
+ */
+const METRICS = {
+  TOKEN_USAGE: {
+    weight: 0.35,
+    criticalThreshold: 0.8, // 80% of token budget
+    dangerThreshold: 0.95
+  },
+  CONVERSATION_LENGTH: {
+    weight: 0.25,
+    criticalThreshold: 100, // Number of messages
+    dangerThreshold: 150
+  },
+  TASK_COMPLEXITY: {
+    weight: 0.15,
+    criticalThreshold: 5, // Simultaneous tasks
+    dangerThreshold: 8
+  },
+  ERROR_FREQUENCY: {
+    weight: 0.15,
+    criticalThreshold: 3, // Errors in last 10 actions
+    dangerThreshold: 5
+  },
+  INSTRUCTION_DENSITY: {
+    weight: 0.10,
+    criticalThreshold: 10, // Active instructions
+    dangerThreshold: 15
+  }
+};
+
+class ContextPressureMonitor {
+  constructor() {
+    this.pressureLevels = PRESSURE_LEVELS;
+    this.metrics = METRICS;
+    this.errorHistory = [];
+    this.maxErrorHistory = 20;
+
+    logger.info('ContextPressureMonitor initialized');
+  }
+
+  /**
+   * Calculate current pressure level
+   * @param {Object} context - Current conversation/session context
+   * @returns {Object} Pressure analysis
+   */
+  analyzePressure(context) {
+    try {
+      // Calculate individual metric scores
+      const metricScores = {
+        tokenUsage: this._calculateTokenPressure(context),
+        conversationLength: this._calculateConversationPressure(context),
+        taskComplexity: this._calculateComplexityPressure(context),
+        errorFrequency: this._calculateErrorPressure(context),
+        instructionDensity: this._calculateInstructionPressure(context)
+      };
+
+      // Calculate weighted overall pressure score
+      const overallPressure = this._calculateOverallPressure(metricScores);
+
+      // Determine pressure level
+      const pressureLevel = this._determinePressureLevel(overallPressure);
+
+      // Generate recommendations
+      const recommendations = this._generateRecommendations(
+        pressureLevel,
+        metricScores,
+        context
+      );
+
+      const analysis = {
+        overallPressure,
+        pressureLevel: pressureLevel.level,
+        pressureName: Object.keys(this.pressureLevels).find(
+          key => this.pressureLevels[key] === pressureLevel
+        ),
+        description: pressureLevel.description,
+        action: pressureLevel.action,
+        verificationMultiplier: pressureLevel.verificationMultiplier,
+        metrics: metricScores,
+        recommendations,
+        timestamp: new Date()
+      };
+
+      // Log if pressure is elevated
+      if (pressureLevel.level >= PRESSURE_LEVELS.ELEVATED.level) {
+        logger.warn('Elevated context pressure detected', {
+          level: pressureLevel.level,
+          pressure: overallPressure,
+          topMetric: this._getTopMetric(metricScores)
+        });
+      }
+
+      return analysis;
+
+    } catch (error) {
+      logger.error('Pressure analysis error:', error);
+      return this._defaultPressureAnalysis();
+    }
+  }
+
+  /**
+   * Record an error for error frequency tracking
+   */
+  recordError(error) {
+    this.errorHistory.push({
+      timestamp: new Date(),
+      error: error.message || String(error),
+      type: error.type || 'unknown'
+    });
+
+    // Maintain history limit
+    if (this.errorHistory.length > this.maxErrorHistory) {
+      this.errorHistory.shift();
+    }
+
+    logger.debug('Error recorded in pressure monitor', {
+      recentErrors: this.errorHistory.length
+    });
+  }
+
+  /**
+   * Check if action should proceed given current pressure
+   */
+  shouldProceed(action, context) {
+    const analysis = this.analyzePressure(context);
+
+    if (analysis.pressureLevel >= PRESSURE_LEVELS.DANGEROUS.level) {
+      return {
+        proceed: false,
+        reason: 'Dangerous pressure level - human intervention required',
+        analysis
+      };
+    }
+
+    if (analysis.pressureLevel >= PRESSURE_LEVELS.CRITICAL.level) {
+      return {
+        proceed: true,
+        requireVerification: true,
+        reason: 'Critical pressure - mandatory verification required',
+        analysis
+      };
+    }
+
+    return {
+      proceed: true,
+      requireVerification: analysis.pressureLevel >= PRESSURE_LEVELS.HIGH.level,
+      reason: 'Acceptable pressure level',
+      analysis
+    };
+  }
+
+  /**
+   * Private methods
+   */
+
+  _calculateTokenPressure(context) {
+    const tokenUsage = context.tokenUsage || 0;
+    const tokenBudget = context.tokenBudget || 200000;
+    const ratio = tokenUsage / tokenBudget;
+
+    return {
+      value: ratio,
+      normalized: Math.min(1.0, ratio / this.metrics.TOKEN_USAGE.criticalThreshold),
+      raw: tokenUsage,
+      budget: tokenBudget,
+      percentage: (ratio * 100).toFixed(1)
+    };
+  }
+
+  _calculateConversationPressure(context) {
+    const messageCount = context.messageCount || context.messages?.length || 0;
+    const ratio = messageCount / this.metrics.CONVERSATION_LENGTH.criticalThreshold;
+
+    return {
+      value: ratio,
+      normalized: Math.min(1.0, ratio),
+      raw: messageCount,
+      threshold: this.metrics.CONVERSATION_LENGTH.criticalThreshold
+    };
+  }
+
+  _calculateComplexityPressure(context) {
+    const taskCount = context.activeTasks?.length || context.taskComplexity || 1;
+    const ratio = taskCount / this.metrics.TASK_COMPLEXITY.criticalThreshold;
+
+    return {
+      value: ratio,
+      normalized: Math.min(1.0, ratio),
+      raw: taskCount,
+      threshold: this.metrics.TASK_COMPLEXITY.criticalThreshold
+    };
+  }
+
+  _calculateErrorPressure(context) {
+    // Count recent errors (last 10 minutes)
+    const tenMinutesAgo = new Date(Date.now() - 10 * 60 * 1000);
+    const recentErrors = this.errorHistory.filter(
+      e => new Date(e.timestamp) > tenMinutesAgo
+    ).length;
+
+    const ratio = recentErrors / this.metrics.ERROR_FREQUENCY.criticalThreshold;
+
+    return {
+      value: ratio,
+      normalized: Math.min(1.0, ratio),
+      raw: recentErrors,
+      threshold: this.metrics.ERROR_FREQUENCY.criticalThreshold,
+      total: this.errorHistory.length
+    };
+  }
+
+  _calculateInstructionPressure(context) {
+    const instructionCount = context.activeInstructions?.length || 0;
+    const ratio = instructionCount / this.metrics.INSTRUCTION_DENSITY.criticalThreshold;
+
+    return {
+      value: ratio,
+      normalized: Math.min(1.0, ratio),
+      raw: instructionCount,
+      threshold: this.metrics.INSTRUCTION_DENSITY.criticalThreshold
+    };
+  }
+
+  _calculateOverallPressure(metricScores) {
+    let pressure = 0;
+
+    pressure += metricScores.tokenUsage.normalized * this.metrics.TOKEN_USAGE.weight;
+    pressure += metricScores.conversationLength.normalized * this.metrics.CONVERSATION_LENGTH.weight;
+    pressure += metricScores.taskComplexity.normalized * this.metrics.TASK_COMPLEXITY.weight;
+    pressure += metricScores.errorFrequency.normalized * this.metrics.ERROR_FREQUENCY.weight;
+    pressure += metricScores.instructionDensity.normalized * this.metrics.INSTRUCTION_DENSITY.weight;
+
+    return Math.min(1.0, Math.max(0.0, pressure));
+  }
+
+  _determinePressureLevel(pressure) {
+    if (pressure >= PRESSURE_LEVELS.DANGEROUS.threshold) {
+      return PRESSURE_LEVELS.DANGEROUS;
+    }
+    if (pressure >= PRESSURE_LEVELS.CRITICAL.threshold) {
+      return PRESSURE_LEVELS.CRITICAL;
+    }
+    if (pressure >= PRESSURE_LEVELS.HIGH.threshold) {
+      return PRESSURE_LEVELS.HIGH;
+    }
+    if (pressure >= PRESSURE_LEVELS.ELEVATED.threshold) {
+      return PRESSURE_LEVELS.ELEVATED;
+    }
+    return PRESSURE_LEVELS.NORMAL;
+  }
+
+  _generateRecommendations(pressureLevel, metricScores, context) {
+    const recommendations = [];
+
+    // Token usage recommendations
+    if (metricScores.tokenUsage.normalized > 0.8) {
+      recommendations.push({
+        type: 'TOKEN_MANAGEMENT',
+        severity: 'HIGH',
+        message: 'Token budget critically low - consider context refresh',
+        action: 'Summarize conversation and start new context window'
+      });
+    } else if (metricScores.tokenUsage.normalized > 0.6) {
+      recommendations.push({
+        type: 'TOKEN_MANAGEMENT',
+        severity: 'MEDIUM',
+        message: 'Token usage elevated - monitor carefully',
+        action: 'Be concise in responses, consider pruning context if needed'
+      });
+    }
+
+    // Conversation length recommendations
+    if (metricScores.conversationLength.normalized > 0.8) {
+      recommendations.push({
+        type: 'CONVERSATION_MANAGEMENT',
+        severity: 'HIGH',
+        message: 'Very long conversation - attention may degrade',
+        action: 'Consider summarizing progress and starting fresh session'
+      });
+    }
+
+    // Error frequency recommendations
+    if (metricScores.errorFrequency.normalized > 0.6) {
+      recommendations.push({
+        type: 'ERROR_MANAGEMENT',
+        severity: 'HIGH',
+        message: 'High error frequency detected - operating conditions degraded',
+        action: 'Increase verification, slow down, consider pausing for review'
+      });
+    }
+
+    // Task complexity recommendations
+    if (metricScores.taskComplexity.normalized > 0.7) {
+      recommendations.push({
+        type: 'COMPLEXITY_MANAGEMENT',
+        severity: 'MEDIUM',
+        message: 'High task complexity - risk of context confusion',
+        action: 'Focus on one task at a time, explicitly track task switching'
+      });
+    }
+
+    // Instruction density recommendations
+    if (metricScores.instructionDensity.normalized > 0.7) {
+      recommendations.push({
+        type: 'INSTRUCTION_MANAGEMENT',
+        severity: 'MEDIUM',
+        message: 'Many active instructions - risk of conflicts',
+        action: 'Review and consolidate instructions, resolve conflicts'
+      });
+    }
+
+    // Overall pressure recommendations
+    if (pressureLevel.level >= PRESSURE_LEVELS.CRITICAL.level) {
+      recommendations.push({
+        type: 'GENERAL',
+        severity: 'CRITICAL',
+        message: 'Critical pressure level - degraded performance likely',
+        action: 'Strongly recommend context refresh or human intervention'
+      });
+    }
+
+    return recommendations;
+  }
+
+  _getTopMetric(metricScores) {
+    const scores = [
+      { name: 'tokenUsage', score: metricScores.tokenUsage.normalized },
+      { name: 'conversationLength', score: metricScores.conversationLength.normalized },
+      { name: 'taskComplexity', score: metricScores.taskComplexity.normalized },
+      { name: 'errorFrequency', score: metricScores.errorFrequency.normalized },
+      { name: 'instructionDensity', score: metricScores.instructionDensity.normalized }
+    ];
+
+    scores.sort((a, b) => b.score - a.score);
+    return scores[0].name;
+  }
+
+  _defaultPressureAnalysis() {
+    return {
+      overallPressure: 0.5,
+      pressureLevel: 1,
+      pressureName: 'ELEVATED',
+      description: 'Unable to analyze pressure, using safe defaults',
+      action: 'INCREASE_VERIFICATION',
+      verificationMultiplier: 1.5,
+      metrics: {},
+      recommendations: [{
+        type: 'ERROR',
+        severity: 'HIGH',
+        message: 'Pressure analysis failed - proceeding with caution',
+        action: 'Increase verification and monitoring'
+      }],
+      timestamp: new Date()
+    };
+  }
+}
+
+// Singleton instance
+const monitor = new ContextPressureMonitor();
+
+module.exports = monitor;
diff --git a/src/services/CrossReferenceValidator.service.js b/src/services/CrossReferenceValidator.service.js
new file mode 100644
index 00000000..9c1c0c90
--- /dev/null
+++ b/src/services/CrossReferenceValidator.service.js
@@ -0,0 +1,369 @@
+/**
+ * Cross-Reference Validator Service
+ * Validates proposed AI actions against explicit user instructions
+ *
+ * Core Tractatus Service: Prevents the "27027 failure mode" where
+ * AI actions use cached patterns instead of explicit user instructions.
+ *
+ * Example failure prevented:
+ * - User says: "check port 27027"
+ * - AI action: mongosh --port 27017 (using MongoDB default instead of explicit instruction)
+ * - Validator: REJECTS action, requires using port 27027
+ */
+
+const classifier = require('./InstructionPersistenceClassifier.service');
+const logger = require('../utils/logger.util');
+
+/**
+ * Validation result statuses
+ */
+const VALIDATION_STATUS = {
+  APPROVED: 'APPROVED',         // No conflicts, proceed
+  WARNING: 'WARNING',           // Minor conflicts, notify user
+  REJECTED: 'REJECTED',         // Critical conflicts, block action
+  ESCALATE: 'ESCALATE'          // Requires human judgment
+};
+
+/**
+ * Conflict severity levels
+ */
+const CONFLICT_SEVERITY = {
+  CRITICAL: 'CRITICAL',         // Explicit instruction violation
+  WARNING: 'WARNING',           // Potential misalignment
+  MINOR: 'MINOR',              // Acceptable deviation
+  INFO: 'INFO'                 // Informational only
+};
+
+class CrossReferenceValidator {
+  constructor() {
+    this.classifier = classifier;
+    this.lookbackWindow = 100; // How many recent messages to check
+    this.relevanceThreshold = 0.4; // Minimum relevance to consider
+    this.instructionCache = new Map(); // Cache classified instructions
+
+    logger.info('CrossReferenceValidator initialized');
+  }
+
+  /**
+   * Validate a proposed action against conversation context
+   * @param {Object} action - The proposed action
+   * @param {Object} context - Conversation context with instructions
+   * @returns {Object} Validation result
+   */
+  validate(action, context) {
+    try {
+      // Extract action parameters
+      const actionParams = this._extractActionParameters(action);
+
+      // Find relevant instructions from context
+      const relevantInstructions = this._findRelevantInstructions(
+        action,
+        context,
+        this.lookbackWindow
+      );
+
+      if (relevantInstructions.length === 0) {
+        return this._approvedResult('No relevant instructions to validate against');
+      }
+
+      // Check for conflicts with each relevant instruction
+      const conflicts = [];
+      for (const instruction of relevantInstructions) {
+        const conflict = this._checkConflict(actionParams, instruction);
+        if (conflict) {
+          conflicts.push(conflict);
+        }
+      }
+
+      // Make validation decision based on conflicts
+      return this._makeValidationDecision(conflicts, action);
+
+    } catch (error) {
+      logger.error('Validation error:', error);
+      // Fail-safe: escalate on error
+      return this._escalateResult('Validation error occurred, requiring human review');
+    }
+  }
+
+  /**
+   * Batch validate multiple actions
+   */
+  validateBatch(actions, context) {
+    return actions.map(action => this.validate(action, context));
+  }
+
+  /**
+   * Add instruction to cache for validation
+   */
+  cacheInstruction(instruction) {
+    const classified = this.classifier.classify(instruction);
+    const key = `${instruction.timestamp.getTime()}_${instruction.text.substring(0, 50)}`;
+    this.instructionCache.set(key, classified);
+
+    // Cleanup old entries (keep last 200)
+    if (this.instructionCache.size > 200) {
+      const keys = Array.from(this.instructionCache.keys());
+      keys.slice(0, this.instructionCache.size - 200).forEach(k => {
+        this.instructionCache.delete(k);
+      });
+    }
+
+    return classified;
+  }
+
+  /**
+   * Private methods
+   */
+
+  _extractActionParameters(action) {
+    const params = {};
+
+    // Common parameter types to extract
+    const patterns = {
+      port: /port[:\s]+(\d{4,5})/i,
+      host: /(?:host|server)[:\s]+([\w.-]+)/i,
+      database: /(?:database|db)[:\s]+([\w-]+)/i,
+      path: /(\/[\w./-]+)/,
+      url: /(https?:\/\/[\w.-]+(?::\d+)?[\w./-]*)/,
+      collection: /collection[:\s]+([\w-]+)/i,
+      model: /model[:\s]+([\w-]+)/i,
+      function: /function[:\s]+([\w-]+)/i
+    };
+
+    const description = action.description || action.command || action.text || '';
+
+    for (const [paramType, pattern] of Object.entries(patterns)) {
+      const match = description.match(pattern);
+      if (match) {
+        params[paramType] = match[1];
+      }
+    }
+
+    // Extract from structured action data
+    if (action.parameters) {
+      Object.assign(params, action.parameters);
+    }
+
+    return params;
+  }
+
+  _findRelevantInstructions(action, context, lookback) {
+    const instructions = [];
+
+    // Get recent instructions from context
+    const recentMessages = context.messages
+      ? context.messages.slice(-lookback)
+      : [];
+
+    // Classify and score each instruction
+    for (const message of recentMessages) {
+      if (message.role === 'user') {
+        // Classify the instruction
+        const classified = this.cacheInstruction({
+          text: message.content,
+          timestamp: message.timestamp || new Date(),
+          source: 'user',
+          context: context
+        });
+
+        // Calculate relevance to this action
+        const relevance = this.classifier.calculateRelevance(classified, action);
+
+        if (relevance >= this.relevanceThreshold) {
+          instructions.push({
+            ...classified,
+            relevance,
+            messageIndex: recentMessages.indexOf(message)
+          });
+        }
+      }
+    }
+
+    // Sort by relevance (highest first)
+    instructions.sort((a, b) => b.relevance - a.relevance);
+
+    logger.debug(`Found ${instructions.length} relevant instructions for action`, {
+      action: action.description?.substring(0, 50),
+      topRelevance: instructions[0]?.relevance
+    });
+
+    return instructions;
+  }
+
+  _checkConflict(actionParams, instruction) {
+    // Extract parameters from instruction
+    const instructionParams = instruction.parameters || {};
+
+    // Find overlapping parameter types
+    const commonParams = Object.keys(actionParams).filter(key =>
+      instructionParams.hasOwnProperty(key)
+    );
+
+    if (commonParams.length === 0) {
+      return null; // No common parameters to conflict
+    }
+
+    // Check each common parameter for mismatch
+    for (const param of commonParams) {
+      const actionValue = actionParams[param];
+      const instructionValue = instructionParams[param];
+
+      // Normalize for comparison
+      const normalizedAction = String(actionValue).toLowerCase().trim();
+      const normalizedInstruction = String(instructionValue).toLowerCase().trim();
+
+      if (normalizedAction !== normalizedInstruction) {
+        // Found a conflict
+        const severity = this._determineConflictSeverity(
+          param,
+          instruction.persistence,
+          instruction.explicitness,
+          instruction.recencyWeight
+        );
+
+        return {
+          parameter: param,
+          actionValue,
+          instructionValue,
+          instruction: {
+            text: instruction.text,
+            timestamp: instruction.timestamp,
+            quadrant: instruction.quadrant,
+            persistence: instruction.persistence
+          },
+          severity,
+          relevance: instruction.relevance,
+          recencyWeight: instruction.recencyWeight
+        };
+      }
+    }
+
+    return null; // No conflicts found
+  }
+
+  _determineConflictSeverity(param, persistence, explicitness, recencyWeight) {
+    // Critical severity conditions
+    if (persistence === 'HIGH' && explicitness > 0.8) {
+      return CONFLICT_SEVERITY.CRITICAL;
+    }
+
+    if (recencyWeight > 0.8 && explicitness > 0.7) {
+      return CONFLICT_SEVERITY.CRITICAL;
+    }
+
+    // Important parameters that should be explicit
+    const criticalParams = ['port', 'database', 'host', 'url'];
+    if (criticalParams.includes(param) && explicitness > 0.6) {
+      return CONFLICT_SEVERITY.CRITICAL;
+    }
+
+    // Warning severity
+    if (persistence === 'HIGH' || explicitness > 0.6) {
+      return CONFLICT_SEVERITY.WARNING;
+    }
+
+    // Minor severity
+    if (persistence === 'MEDIUM') {
+      return CONFLICT_SEVERITY.WARNING;
+    }
+
+    return CONFLICT_SEVERITY.MINOR;
+  }
+
+  _makeValidationDecision(conflicts, action) {
+    if (conflicts.length === 0) {
+      return this._approvedResult('No conflicts detected');
+    }
+
+    // Check for critical conflicts
+    const criticalConflicts = conflicts.filter(c => c.severity === CONFLICT_SEVERITY.CRITICAL);
+
+    if (criticalConflicts.length > 0) {
+      return this._rejectedResult(criticalConflicts, action);
+    }
+
+    // Check for warning-level conflicts
+    const warningConflicts = conflicts.filter(c => c.severity === CONFLICT_SEVERITY.WARNING);
+
+    if (warningConflicts.length > 0) {
+      return this._warningResult(warningConflicts, action);
+    }
+
+    // Only minor conflicts
+    return this._approvedResult(
+      'Minor conflicts resolved in favor of user instruction',
+      conflicts
+    );
+  }
+
+  _approvedResult(message, conflicts = []) {
+    return {
+      status: VALIDATION_STATUS.APPROVED,
+      message,
+      conflicts,
+      action: 'PROCEED',
+      timestamp: new Date()
+    };
+  }
+
+  _warningResult(conflicts, action) {
+    const primaryConflict = conflicts[0];
+    const timeAgo = this._formatTimeAgo(primaryConflict.instruction.timestamp);
+
+    return {
+      status: VALIDATION_STATUS.WARNING,
+      message: `Potential conflict in parameter '${primaryConflict.parameter}': ` +
+               `action uses '${primaryConflict.actionValue}' but user instruction ` +
+               `specified '${primaryConflict.instructionValue}' (${timeAgo} ago)`,
+      conflicts,
+      action: 'NOTIFY_USER',
+      recommendation: `Consider using '${primaryConflict.instructionValue}' instead`,
+      timestamp: new Date()
+    };
+  }
+
+  _rejectedResult(conflicts, action) {
+    const primaryConflict = conflicts[0];
+    const timeAgo = this._formatTimeAgo(primaryConflict.instruction.timestamp);
+
+    return {
+      status: VALIDATION_STATUS.REJECTED,
+      message: `CRITICAL CONFLICT: Action parameter '${primaryConflict.parameter}' ` +
+               `uses '${primaryConflict.actionValue}' but user explicitly specified ` +
+               `'${primaryConflict.instructionValue}' ${timeAgo} ago`,
+      conflicts,
+      action: 'REQUEST_CLARIFICATION',
+      recommendation: `Verify with user before proceeding`,
+      instructionQuote: primaryConflict.instruction.text,
+      requiredValue: primaryConflict.instructionValue,
+      timestamp: new Date(),
+      userPrompt: `I noticed a conflict:\n\n` +
+                 `You instructed: "${primaryConflict.instruction.text}"\n` +
+                 `But my proposed action would use ${primaryConflict.parameter}: ${primaryConflict.actionValue}\n\n` +
+                 `Should I use ${primaryConflict.instructionValue} as you specified, or ${primaryConflict.actionValue}?`
+    };
+  }
+
+  _escalateResult(message) {
+    return {
+      status: VALIDATION_STATUS.ESCALATE,
+      message,
+      action: 'REQUIRE_HUMAN_REVIEW',
+      timestamp: new Date()
+    };
+  }
+
+  _formatTimeAgo(timestamp) {
+    const seconds = Math.floor((new Date() - new Date(timestamp)) / 1000);
+
+    if (seconds < 60) return `${seconds} seconds`;
+    if (seconds < 3600) return `${Math.floor(seconds / 60)} minutes`;
+    if (seconds < 86400) return `${Math.floor(seconds / 3600)} hours`;
+    return `${Math.floor(seconds / 86400)} days`;
+  }
+}
+
+// Singleton instance
+const validator = new CrossReferenceValidator();
+
+module.exports = validator;
diff --git a/src/services/InstructionPersistenceClassifier.service.js b/src/services/InstructionPersistenceClassifier.service.js
new file mode 100644
index 00000000..7a192766
--- /dev/null
+++ b/src/services/InstructionPersistenceClassifier.service.js
@@ -0,0 +1,449 @@
+/**
+ * Instruction Persistence Classifier Service
+ * Classifies actions and instructions by quadrant and persistence level
+ *
+ * Core Tractatus Service: Implements time-persistence metadata tagging
+ * to ensure AI actions are verified according to instruction permanence.
+ *
+ * Prevents the "27027 failure mode" where explicit instructions are
+ * overridden by cached patterns.
+ */
+
+const logger = require('../utils/logger.util');
+
+/**
+ * Quadrant definitions from Tractatus framework
+ */
+const QUADRANTS = {
+  STRATEGIC: {
+    name: 'Strategic',
+    timeHorizon: 'years',
+    persistence: 'HIGH',
+    description: 'Values, mission, long-term direction',
+    keywords: ['always', 'never', 'core', 'values', 'mission', 'principle', 'philosophy'],
+    verificationLevel: 'MANDATORY',
+    humanOversight: 'VALUES_STEWARDSHIP',
+    examples: ['Always prioritize privacy', 'Never compromise user sovereignty']
+  },
+  OPERATIONAL: {
+    name: 'Operational',
+    timeHorizon: 'months',
+    persistence: 'MEDIUM-HIGH',
+    description: 'Processes, policies, project-level decisions',
+    keywords: ['project', 'process', 'policy', 'workflow', 'standard', 'convention'],
+    verificationLevel: 'REQUIRED',
+    humanOversight: 'PROCESS_STEWARDSHIP',
+    examples: ['For this project, use React', 'All blog posts must cite sources']
+  },
+  TACTICAL: {
+    name: 'Tactical',
+    timeHorizon: 'weeks',
+    persistence: 'VARIABLE',
+    description: 'Implementation decisions, immediate actions',
+    keywords: ['now', 'today', 'this', 'current', 'immediate', 'check', 'verify'],
+    verificationLevel: 'CONTEXT_DEPENDENT',
+    humanOversight: 'IMPLEMENTATION_EXPERTISE',
+    examples: ['Check port 27027', 'Use this API key for testing']
+  },
+  SYSTEM: {
+    name: 'System',
+    timeHorizon: 'continuous',
+    persistence: 'HIGH',
+    description: 'Technical infrastructure, architecture',
+    keywords: ['code', 'technical', 'architecture', 'infrastructure', 'database', 'api'],
+    verificationLevel: 'TECHNICAL_REVIEW',
+    humanOversight: 'TECHNICAL_EXPERTISE',
+    examples: ['MongoDB port is 27017', 'Use JWT for authentication']
+  },
+  STOCHASTIC: {
+    name: 'Stochastic',
+    timeHorizon: 'variable',
+    persistence: 'CONTEXT_DEPENDENT',
+    description: 'Innovation, exploration, experimentation',
+    keywords: ['explore', 'experiment', 'innovate', 'brainstorm', 'creative', 'try'],
+    verificationLevel: 'OPTIONAL',
+    humanOversight: 'INSIGHT_GENERATION',
+    examples: ['Explore alternative approaches', 'Suggest creative solutions']
+  }
+};
+
+/**
+ * Persistence levels
+ */
+const PERSISTENCE_LEVELS = {
+  HIGH: {
+    score: 0.9,
+    verificationRequired: true,
+    description: 'Must be followed exactly',
+    conflictSeverity: 'CRITICAL'
+  },
+  MEDIUM: {
+    score: 0.6,
+    verificationRequired: true,
+    description: 'Should be followed with flexibility',
+    conflictSeverity: 'WARNING'
+  },
+  LOW: {
+    score: 0.3,
+    verificationRequired: false,
+    description: 'Guidance only, context-dependent',
+    conflictSeverity: 'MINOR'
+  },
+  VARIABLE: {
+    score: 0.5,
+    verificationRequired: true, // Context-dependent
+    description: 'Depends on explicitness and recency',
+    conflictSeverity: 'CONTEXT_DEPENDENT'
+  }
+};
+
+class InstructionPersistenceClassifier {
+  constructor() {
+    this.quadrants = QUADRANTS;
+    this.persistenceLevels = PERSISTENCE_LEVELS;
+
+    // Compile keyword patterns for efficient matching
+    this.keywordPatterns = this._compileKeywordPatterns();
+
+    logger.info('InstructionPersistenceClassifier initialized');
+  }
+
+  /**
+   * Classify an instruction or action
+   * @param {Object} params
+   * @param {string} params.text - The instruction text
+   * @param {Object} params.context - Conversation context
+   * @param {Date} params.timestamp - When instruction was given
+   * @param {string} params.source - Source of instruction (user/system/inferred)
+   * @returns {Object} Classification metadata
+   */
+  classify({ text, context = {}, timestamp = new Date(), source = 'user' }) {
+    try {
+      // Normalize text
+      const normalizedText = text.toLowerCase().trim();
+
+      // Extract temporal indicators
+      const temporalScope = this._extractTemporalScope(normalizedText);
+
+      // Determine quadrant
+      const quadrant = this._determineQuadrant(normalizedText, context, temporalScope);
+
+      // Measure explicitness
+      const explicitness = this._measureExplicitness(normalizedText, source);
+
+      // Calculate persistence level
+      const persistence = this._calculatePersistence({
+        quadrant,
+        temporalScope,
+        explicitness,
+        source,
+        text: normalizedText
+      });
+
+      // Determine verification requirements
+      const verification = this._determineVerification({
+        quadrant,
+        persistence,
+        explicitness,
+        source
+      });
+
+      // Extract parameters
+      const parameters = this._extractParameters(normalizedText);
+
+      // Calculate recency weight (decays over time)
+      const recencyWeight = this._calculateRecencyWeight(timestamp);
+
+      const classification = {
+        text,
+        quadrant,
+        quadrantInfo: this.quadrants[quadrant],
+        persistence,
+        persistenceScore: this.persistenceLevels[persistence].score,
+        explicitness,
+        verification,
+        parameters,
+        timestamp,
+        source,
+        recencyWeight,
+        metadata: {
+          temporalScope,
+          humanOversight: this.quadrants[quadrant].humanOversight,
+          conflictSeverity: this.persistenceLevels[persistence].conflictSeverity
+        }
+      };
+
+      logger.debug('Instruction classified', {
+        text: text.substring(0, 50),
+        quadrant,
+        persistence,
+        verification
+      });
+
+      return classification;
+
+    } catch (error) {
+      logger.error('Classification error:', error);
+      // Return safe default classification
+      return this._defaultClassification(text, timestamp);
+    }
+  }
+
+  /**
+   * Classify multiple instructions in batch
+   */
+  classifyBatch(instructions) {
+    return instructions.map(inst => this.classify(inst));
+  }
+
+  /**
+   * Calculate relevance of an instruction to an action
+   * Used by CrossReferenceValidator
+   */
+  calculateRelevance(instruction, action) {
+    try {
+      // Semantic similarity (simple keyword overlap for now)
+      const semantic = this._semanticSimilarity(instruction.text, action.description);
+
+      // Temporal proximity
+      const temporal = instruction.recencyWeight || 0.5;
+
+      // Persistence weight
+      const persistence = instruction.persistenceScore || 0.5;
+
+      // Explicitness weight
+      const explicitness = instruction.explicitness || 0.5;
+
+      // Weighted combination
+      const relevance = (
+        semantic * 0.4 +
+        temporal * 0.3 +
+        persistence * 0.2 +
+        explicitness * 0.1
+      );
+
+      return Math.min(1.0, Math.max(0.0, relevance));
+
+    } catch (error) {
+      logger.error('Relevance calculation error:', error);
+      return 0.3; // Safe default
+    }
+  }
+
+  /**
+   * Private methods
+   */
+
+  _compileKeywordPatterns() {
+    const patterns = {};
+    for (const [quadrant, config] of Object.entries(this.quadrants)) {
+      patterns[quadrant] = config.keywords.map(kw => new RegExp(`\\b${kw}\\b`, 'i'));
+    }
+    return patterns;
+  }
+
+  _extractTemporalScope(text) {
+    const scopes = {
+      PERMANENT: ['always', 'never', 'all', 'every', 'forever'],
+      PROJECT: ['project', 'this phase', 'going forward', 'from now on'],
+      IMMEDIATE: ['now', 'today', 'currently', 'right now', 'this'],
+      SESSION: ['session', 'conversation', 'while']
+    };
+
+    for (const [scope, keywords] of Object.entries(scopes)) {
+      if (keywords.some(kw => text.includes(kw))) {
+        return scope;
+      }
+    }
+
+    return 'IMMEDIATE'; // Default
+  }
+
+  _determineQuadrant(text, context, temporalScope) {
+    // Score each quadrant
+    const scores = {};
+
+    for (const [quadrant, patterns] of Object.entries(this.keywordPatterns)) {
+      let score = 0;
+
+      // Keyword matching
+      for (const pattern of patterns) {
+        if (pattern.test(text)) {
+          score += 1;
+        }
+      }
+
+      // Temporal scope alignment
+      if (temporalScope === 'PERMANENT' && quadrant === 'STRATEGIC') score += 2;
+      if (temporalScope === 'PROJECT' && quadrant === 'OPERATIONAL') score += 2;
+      if (temporalScope === 'IMMEDIATE' && quadrant === 'TACTICAL') score += 2;
+
+      // Context clues
+      if (context.domain === 'technical' && quadrant === 'SYSTEM') score += 1;
+      if (context.domain === 'innovation' && quadrant === 'STOCHASTIC') score += 1;
+
+      scores[quadrant] = score;
+    }
+
+    // Return highest scoring quadrant
+    const sorted = Object.entries(scores).sort((a, b) => b[1] - a[1]);
+
+    // If no clear winner, default based on temporal scope
+    if (sorted[0][1] === 0) {
+      if (temporalScope === 'PERMANENT') return 'STRATEGIC';
+      if (temporalScope === 'PROJECT') return 'OPERATIONAL';
+      return 'TACTICAL';
+    }
+
+    return sorted[0][0];
+  }
+
+  _measureExplicitness(text, source) {
+    let score = 0.5; // Base score
+
+    // Source factor
+    if (source === 'user') score += 0.2;
+    if (source === 'inferred') score -= 0.2;
+
+    // Explicit markers
+    const explicitMarkers = [
+      'specifically', 'exactly', 'must', 'should', 'explicitly',
+      'clearly', 'definitely', 'always', 'never', 'require'
+    ];
+
+    const markerCount = explicitMarkers.filter(marker =>
+      text.includes(marker)
+    ).length;
+
+    score += markerCount * 0.1;
+
+    // Parameter specification (numbers, specific values)
+    if (/\d{4,}/.test(text)) score += 0.2; // Port numbers, dates, etc.
+    if (/["'][\w-]+["']/.test(text)) score += 0.1; // Quoted strings
+
+    return Math.min(1.0, Math.max(0.0, score));
+  }
+
+  _calculatePersistence({ quadrant, temporalScope, explicitness, source, text }) {
+    // Base persistence from quadrant
+    let baseScore = {
+      STRATEGIC: 0.9,
+      OPERATIONAL: 0.7,
+      TACTICAL: 0.5,
+      SYSTEM: 0.6,
+      STOCHASTIC: 0.4
+    }[quadrant];
+
+    // Adjust for temporal scope
+    if (temporalScope === 'PERMANENT') baseScore += 0.1;
+    if (temporalScope === 'SESSION') baseScore -= 0.2;
+
+    // Adjust for explicitness
+    if (explicitness > 0.8) baseScore += 0.1;
+
+    // Adjust for source
+    if (source === 'user') baseScore += 0.05;
+    if (source === 'inferred') baseScore -= 0.1;
+
+    // Normalize
+    const score = Math.min(1.0, Math.max(0.0, baseScore));
+
+    // Map to categorical levels
+    if (score >= 0.75) return 'HIGH';
+    if (score >= 0.5) return 'MEDIUM';
+    if (quadrant === 'TACTICAL' && explicitness > 0.7) return 'VARIABLE'; // Explicit tactical
+    return 'LOW';
+  }
+
+  _determineVerification({ quadrant, persistence, explicitness, source }) {
+    // MANDATORY verification conditions
+    if (persistence === 'HIGH') return 'MANDATORY';
+    if (quadrant === 'STRATEGIC') return 'MANDATORY';
+    if (explicitness > 0.8 && source === 'user') return 'MANDATORY';
+
+    // REQUIRED verification conditions
+    if (persistence === 'MEDIUM') return 'REQUIRED';
+    if (quadrant === 'OPERATIONAL') return 'REQUIRED';
+
+    // RECOMMENDED verification conditions
+    if (persistence === 'VARIABLE') return 'RECOMMENDED';
+    if (quadrant === 'TACTICAL' && explicitness > 0.5) return 'RECOMMENDED';
+
+    // OPTIONAL for low-persistence stochastic
+    return 'OPTIONAL';
+  }
+
+  _extractParameters(text) {
+    const params = {};
+
+    // Port numbers
+    const portMatch = text.match(/port\s+(\d{4,5})/i);
+    if (portMatch) params.port = portMatch[1];
+
+    // URLs
+    const urlMatch = text.match(/https?:\/\/[\w.-]+(?::\d+)?/);
+    if (urlMatch) params.url = urlMatch[0];
+
+    // File paths
+    const pathMatch = text.match(/(?:\/[\w.-]+)+/);
+    if (pathMatch) params.path = pathMatch[0];
+
+    // API keys (redacted)
+    if (/api[_-]?key/i.test(text)) params.hasApiKey = true;
+
+    // Database names
+    const dbMatch = text.match(/database\s+([\w-]+)/i);
+    if (dbMatch) params.database = dbMatch[1];
+
+    return params;
+  }
+
+  _calculateRecencyWeight(timestamp) {
+    const now = new Date();
+    const age = (now - new Date(timestamp)) / 1000; // seconds
+
+    // Exponential decay: weight = e^(-age/halfLife)
+    const halfLife = 3600; // 1 hour
+    const weight = Math.exp(-age / halfLife);
+
+    return Math.min(1.0, Math.max(0.0, weight));
+  }
+
+  _semanticSimilarity(text1, text2) {
+    // Simple keyword overlap similarity
+    const words1 = new Set(text1.toLowerCase().split(/\s+/).filter(w => w.length > 3));
+    const words2 = new Set(text2.toLowerCase().split(/\s+/).filter(w => w.length > 3));
+
+    const intersection = new Set([...words1].filter(w => words2.has(w)));
+    const union = new Set([...words1, ...words2]);
+
+    return union.size > 0 ? intersection.size / union.size : 0;
+  }
+
+  _defaultClassification(text, timestamp) {
+    return {
+      text,
+      quadrant: 'TACTICAL',
+      quadrantInfo: this.quadrants.TACTICAL,
+      persistence: 'MEDIUM',
+      persistenceScore: 0.5,
+      explicitness: 0.5,
+      verification: 'RECOMMENDED',
+      parameters: {},
+      timestamp,
+      source: 'unknown',
+      recencyWeight: 0.5,
+      metadata: {
+        temporalScope: 'IMMEDIATE',
+        humanOversight: 'IMPLEMENTATION_EXPERTISE',
+        conflictSeverity: 'WARNING',
+        error: 'Failed to classify, using safe defaults'
+      }
+    };
+  }
+}
+
+// Singleton instance
+const classifier = new InstructionPersistenceClassifier();
+
+module.exports = classifier;
diff --git a/src/services/MetacognitiveVerifier.service.js b/src/services/MetacognitiveVerifier.service.js
new file mode 100644
index 00000000..9d09c6a2
--- /dev/null
+++ b/src/services/MetacognitiveVerifier.service.js
@@ -0,0 +1,515 @@
+/**
+ * Metacognitive Verifier Service
+ * Implements AI self-verification before proposing actions
+ *
+ * Core Tractatus Service: Provides structured "pause and verify" mechanism
+ * where AI checks its own reasoning before execution.
+ *
+ * Verification Checks:
+ * 1. Alignment: Does action align with stated user goals?
+ * 2. Coherence: Is reasoning internally consistent?
+ * 3. Completeness: Are all requirements addressed?
+ * 4. Safety: Could this action cause harm or confusion?
+ * 5. Alternatives: Have better approaches been considered?
+ */
+
+const classifier = require('./InstructionPersistenceClassifier.service');
+const validator = require('./CrossReferenceValidator.service');
+const enforcer = require('./BoundaryEnforcer.service');
+const monitor = require('./ContextPressureMonitor.service');
+const logger = require('../utils/logger.util');
+
+/**
+ * Verification dimensions
+ */
+const VERIFICATION_DIMENSIONS = {
+  ALIGNMENT: {
+    name: 'Alignment',
+    description: 'Action aligns with user goals and explicit instructions',
+    weight: 0.3,
+    criticalThreshold: 0.7
+  },
+  COHERENCE: {
+    name: 'Coherence',
+    description: 'Reasoning is internally consistent and logical',
+    weight: 0.2,
+    criticalThreshold: 0.7
+  },
+  COMPLETENESS: {
+    name: 'Completeness',
+    description: 'All requirements and constraints addressed',
+    weight: 0.2,
+    criticalThreshold: 0.8
+  },
+  SAFETY: {
+    name: 'Safety',
+    description: 'Action will not cause harm, confusion, or data loss',
+    weight: 0.2,
+    criticalThreshold: 0.9
+  },
+  ALTERNATIVES: {
+    name: 'Alternatives',
+    description: 'Better alternative approaches have been considered',
+    weight: 0.1,
+    criticalThreshold: 0.6
+  }
+};
+
+/**
+ * Confidence levels
+ */
+const CONFIDENCE_LEVELS = {
+  HIGH: { min: 0.8, action: 'PROCEED', description: 'High confidence, proceed' },
+  MEDIUM: { min: 0.6, action: 'PROCEED_WITH_CAUTION', description: 'Medium confidence, proceed with notification' },
+  LOW: { min: 0.4, action: 'REQUEST_CONFIRMATION', description: 'Low confidence, request user confirmation' },
+  VERY_LOW: { min: 0.0, action: 'REQUIRE_REVIEW', description: 'Very low confidence, require human review' }
+};
+
+class MetacognitiveVerifier {
+  constructor() {
+    this.dimensions = VERIFICATION_DIMENSIONS;
+    this.confidenceLevels = CONFIDENCE_LEVELS;
+    this.classifier = classifier;
+    this.validator = validator;
+    this.enforcer = enforcer;
+    this.monitor = monitor;
+
+    logger.info('MetacognitiveVerifier initialized');
+  }
+
+  /**
+   * Verify a proposed action before execution
+   * @param {Object} action - The proposed action
+   * @param {Object} reasoning - The reasoning behind the action
+   * @param {Object} context - Conversation/session context
+   * @returns {Object} Verification result
+   */
+  verify(action, reasoning, context) {
+    try {
+      // Run all verification checks
+      const alignmentScore = this._checkAlignment(action, reasoning, context);
+      const coherenceScore = this._checkCoherence(action, reasoning, context);
+      const completenessScore = this._checkCompleteness(action, reasoning, context);
+      const safetyScore = this._checkSafety(action, reasoning, context);
+      const alternativesScore = this._checkAlternatives(action, reasoning, context);
+
+      // Calculate weighted confidence score
+      const scores = {
+        alignment: alignmentScore,
+        coherence: coherenceScore,
+        completeness: completenessScore,
+        safety: safetyScore,
+        alternatives: alternativesScore
+      };
+
+      const confidence = this._calculateConfidence(scores);
+
+      // Determine confidence level
+      const confidenceLevel = this._determineConfidenceLevel(confidence);
+
+      // Check for critical failures
+      const criticalFailures = this._checkCriticalFailures(scores);
+
+      // Get pressure analysis
+      const pressureAnalysis = this.monitor.analyzePressure(context);
+
+      // Adjust confidence based on pressure
+      const adjustedConfidence = this._adjustForPressure(
+        confidence,
+        pressureAnalysis
+      );
+
+      // Generate verification result
+      const verification = {
+        confidence: adjustedConfidence,
+        originalConfidence: confidence,
+        level: confidenceLevel.action,
+        description: confidenceLevel.description,
+        scores,
+        criticalFailures,
+        pressureLevel: pressureAnalysis.pressureName,
+        pressureAdjustment: adjustedConfidence - confidence,
+        recommendations: this._generateRecommendations(
+          scores,
+          criticalFailures,
+          pressureAnalysis
+        ),
+        decision: this._makeVerificationDecision(
+          adjustedConfidence,
+          criticalFailures,
+          pressureAnalysis
+        ),
+        timestamp: new Date()
+      };
+
+      // Log verification
+      if (verification.decision !== 'PROCEED') {
+        logger.warn('Action verification flagged', {
+          action: action.description?.substring(0, 50),
+          decision: verification.decision,
+          confidence: adjustedConfidence
+        });
+      }
+
+      return verification;
+
+    } catch (error) {
+      logger.error('Verification error:', error);
+      return this._failSafeVerification(action);
+    }
+  }
+
+  /**
+   * Quick verification for low-risk actions
+   */
+  quickVerify(action, context) {
+    // Simplified verification for routine actions
+    const boundaryCheck = this.enforcer.enforce(action, context);
+    const pressureCheck = this.monitor.shouldProceed(action, context);
+
+    if (!boundaryCheck.allowed || !pressureCheck.proceed) {
+      return {
+        confidence: 0.3,
+        level: 'REQUIRE_REVIEW',
+        decision: 'BLOCK',
+        reason: 'Failed boundary or pressure check',
+        timestamp: new Date()
+      };
+    }
+
+    return {
+      confidence: 0.7,
+      level: 'PROCEED',
+      decision: 'PROCEED',
+      quickCheck: true,
+      timestamp: new Date()
+    };
+  }
+
+  /**
+   * Private verification methods
+   */
+
+  _checkAlignment(action, reasoning, context) {
+    let score = 0.5; // Base score
+
+    // Check cross-reference validation
+    const validation = this.validator.validate(action, context);
+    if (validation.status === 'APPROVED') {
+      score += 0.3;
+    } else if (validation.status === 'WARNING') {
+      score += 0.1;
+    } else if (validation.status === 'REJECTED') {
+      score -= 0.3;
+    }
+
+    // Check if action addresses stated user goal
+    if (reasoning.userGoal && reasoning.addresses) {
+      score += 0.2;
+    }
+
+    // Check consistency with recent user statements
+    if (context.recentUserStatements) {
+      const consistencyScore = this._checkConsistencyWithStatements(
+        action,
+        context.recentUserStatements
+      );
+      score += consistencyScore * 0.2;
+    }
+
+    return Math.min(1.0, Math.max(0.0, score));
+  }
+
+  _checkCoherence(action, reasoning, context) {
+    let score = 0.7; // Default to reasonable coherence
+
+    // Check if reasoning steps are provided
+    if (!reasoning.steps || reasoning.steps.length === 0) {
+      score -= 0.2;
+    }
+
+    // Check for logical consistency
+    if (reasoning.assumptions && reasoning.conclusions) {
+      const logicallySound = this._checkLogicalFlow(
+        reasoning.assumptions,
+        reasoning.conclusions
+      );
+      if (logicallySound) {
+        score += 0.2;
+      } else {
+        score -= 0.3;
+      }
+    }
+
+    // Check for internal contradictions
+    if (this._hasContradictions(reasoning)) {
+      score -= 0.4;
+    }
+
+    return Math.min(1.0, Math.max(0.0, score));
+  }
+
+  _checkCompleteness(action, reasoning, context) {
+    let score = 0.6; // Base score
+
+    // Check if all stated requirements are addressed
+    if (context.requirements) {
+      const addressedCount = context.requirements.filter(req =>
+        this._isRequirementAddressed(req, action, reasoning)
+      ).length;
+      score += (addressedCount / context.requirements.length) * 0.3;
+    }
+
+    // Check for edge cases consideration
+    if (reasoning.edgeCases && reasoning.edgeCases.length > 0) {
+      score += 0.1;
+    }
+
+    // Check for error handling
+    if (reasoning.errorHandling || action.errorHandling) {
+      score += 0.1;
+    }
+
+    return Math.min(1.0, Math.max(0.0, score));
+  }
+
+  _checkSafety(action, reasoning, context) {
+    let score = 0.8; // Default to safe unless red flags
+
+    // Check boundary enforcement
+    const boundaryCheck = this.enforcer.enforce(action, context);
+    if (!boundaryCheck.allowed) {
+      score -= 0.5; // Major safety concern
+    }
+
+    // Check for destructive operations
+    const destructivePatterns = [
+      /delete|remove|drop|truncate/i,
+      /force|--force|-f\s/i,
+      /rm\s+-rf/i
+    ];
+
+    const actionText = action.description || action.command || '';
+    for (const pattern of destructivePatterns) {
+      if (pattern.test(actionText)) {
+        score -= 0.2;
+        break;
+      }
+    }
+
+    // Check if data backup is mentioned for risky operations
+    if (score < 0.7 && !reasoning.backupMentioned) {
+      score -= 0.1;
+    }
+
+    // Check for validation before execution
+    if (action.requiresValidation && !reasoning.validationPlanned) {
+      score -= 0.1;
+    }
+
+    return Math.min(1.0, Math.max(0.0, score));
+  }
+
+  _checkAlternatives(action, reasoning, context) {
+    let score = 0.5; // Base score
+
+    // Check if alternatives were considered
+    if (reasoning.alternativesConsidered && reasoning.alternativesConsidered.length > 0) {
+      score += 0.3;
+    }
+
+    // Check if rationale for chosen approach is provided
+    if (reasoning.chosenBecause) {
+      score += 0.2;
+    }
+
+    // Lower score if action seems like first idea without exploration
+    if (!reasoning.alternativesConsidered && !reasoning.explored) {
+      score -= 0.2;
+    }
+
+    return Math.min(1.0, Math.max(0.0, score));
+  }
+
+  _calculateConfidence(scores) {
+    let confidence = 0;
+
+    for (const [dimension, dimensionConfig] of Object.entries(this.dimensions)) {
+      const key = dimension.toLowerCase();
+      const score = scores[key] || 0.5;
+      confidence += score * dimensionConfig.weight;
+    }
+
+    return Math.min(1.0, Math.max(0.0, confidence));
+  }
+
+  _determineConfidenceLevel(confidence) {
+    if (confidence >= CONFIDENCE_LEVELS.HIGH.min) {
+      return CONFIDENCE_LEVELS.HIGH;
+    }
+    if (confidence >= CONFIDENCE_LEVELS.MEDIUM.min) {
+      return CONFIDENCE_LEVELS.MEDIUM;
+    }
+    if (confidence >= CONFIDENCE_LEVELS.LOW.min) {
+      return CONFIDENCE_LEVELS.LOW;
+    }
+    return CONFIDENCE_LEVELS.VERY_LOW;
+  }
+
+  _checkCriticalFailures(scores) {
+    const failures = [];
+
+    for (const [dimension, config] of Object.entries(this.dimensions)) {
+      const key = dimension.toLowerCase();
+      const score = scores[key];
+
+      if (score < config.criticalThreshold) {
+        failures.push({
+          dimension: config.name,
+          score,
+          threshold: config.criticalThreshold,
+          severity: score < 0.3 ? 'CRITICAL' : 'WARNING'
+        });
+      }
+    }
+
+    return failures;
+  }
+
+  _adjustForPressure(confidence, pressureAnalysis) {
+    // Reduce confidence based on pressure level
+    const pressureReduction = {
+      NORMAL: 0,
+      ELEVATED: 0.05,
+      HIGH: 0.10,
+      CRITICAL: 0.15,
+      DANGEROUS: 0.25
+    };
+
+    const reduction = pressureReduction[pressureAnalysis.pressureName] || 0;
+    return Math.max(0.0, confidence - reduction);
+  }
+
+  _generateRecommendations(scores, criticalFailures, pressureAnalysis) {
+    const recommendations = [];
+
+    // Recommendations based on low scores
+    for (const [key, score] of Object.entries(scores)) {
+      if (score < 0.5) {
+        const dimension = this.dimensions[key.toUpperCase()];
+        recommendations.push({
+          type: 'LOW_SCORE',
+          dimension: dimension.name,
+          score,
+          message: `Low ${dimension.name.toLowerCase()} score - ${dimension.description}`,
+          action: `Improve ${dimension.name.toLowerCase()} before proceeding`
+        });
+      }
+    }
+
+    // Recommendations based on critical failures
+    for (const failure of criticalFailures) {
+      recommendations.push({
+        type: 'CRITICAL_FAILURE',
+        dimension: failure.dimension,
+        severity: failure.severity,
+        message: `${failure.dimension} below critical threshold`,
+        action: 'Address this issue before proceeding'
+      });
+    }
+
+    // Include pressure recommendations
+    if (pressureAnalysis.recommendations) {
+      recommendations.push(...pressureAnalysis.recommendations);
+    }
+
+    return recommendations;
+  }
+
+  _makeVerificationDecision(confidence, criticalFailures, pressureAnalysis) {
+    // Block if critical failures
+    if (criticalFailures.some(f => f.severity === 'CRITICAL')) {
+      return 'BLOCK';
+    }
+
+    // Block if dangerous pressure
+    if (pressureAnalysis.pressureLevel >= 4) {
+      return 'BLOCK';
+    }
+
+    // Require review if very low confidence
+    if (confidence < 0.4) {
+      return 'REQUIRE_REVIEW';
+    }
+
+    // Request confirmation if low confidence
+    if (confidence < 0.6) {
+      return 'REQUEST_CONFIRMATION';
+    }
+
+    // Proceed with caution if medium confidence
+    if (confidence < 0.8) {
+      return 'PROCEED_WITH_CAUTION';
+    }
+
+    // Proceed if high confidence
+    return 'PROCEED';
+  }
+
+  /**
+   * Helper methods
+   */
+
+  _checkConsistencyWithStatements(action, statements) {
+    // Simplified consistency check
+    return 0.5; // Default to neutral
+  }
+
+  _checkLogicalFlow(assumptions, conclusions) {
+    // Simplified logical flow check
+    return true; // Assume logical unless obviously not
+  }
+
+  _hasContradictions(reasoning) {
+    // Simplified contradiction detection
+    return false; // Assume no contradictions unless detected
+  }
+
+  _isRequirementAddressed(requirement, action, reasoning) {
+    // Simplified requirement matching
+    const actionText = (action.description || '').toLowerCase();
+    const requirementText = requirement.toLowerCase();
+    return actionText.includes(requirementText);
+  }
+
+  _failSafeVerification(action) {
+    return {
+      confidence: 0.3,
+      originalConfidence: 0.3,
+      level: 'REQUIRE_REVIEW',
+      description: 'Verification failed, requiring human review',
+      scores: {},
+      criticalFailures: [{
+        dimension: 'ERROR',
+        score: 0,
+        threshold: 1,
+        severity: 'CRITICAL'
+      }],
+      pressureLevel: 'ELEVATED',
+      pressureAdjustment: 0,
+      recommendations: [{
+        type: 'ERROR',
+        severity: 'CRITICAL',
+        message: 'Verification process encountered error',
+        action: 'Require human review before proceeding'
+      }],
+      decision: 'REQUIRE_REVIEW',
+      timestamp: new Date()
+    };
+  }
+}
+
+// Singleton instance
+const verifier = new MetacognitiveVerifier();
+
+module.exports = verifier;
diff --git a/src/services/index.js b/src/services/index.js
new file mode 100644
index 00000000..ca9c8b18
--- /dev/null
+++ b/src/services/index.js
@@ -0,0 +1,64 @@
+/**
+ * Tractatus Governance Services
+ * Core AI safety framework implementation
+ *
+ * These services implement the Tractatus-based LLM safety architecture:
+ * - Time-persistence metadata classification
+ * - Cross-reference validation against explicit instructions
+ * - Architectural boundaries for human judgment
+ * - Context pressure monitoring
+ * - Metacognitive verification
+ *
+ * Together, these services prevent AI failures like the "27027 incident"
+ * where explicit instructions are overridden by cached patterns.
+ */
+
+const InstructionPersistenceClassifier = require('./InstructionPersistenceClassifier.service');
+const CrossReferenceValidator = require('./CrossReferenceValidator.service');
+const BoundaryEnforcer = require('./BoundaryEnforcer.service');
+const ContextPressureMonitor = require('./ContextPressureMonitor.service');
+const MetacognitiveVerifier = require('./MetacognitiveVerifier.service');
+
+module.exports = {
+  // Core governance services
+  classifier: InstructionPersistenceClassifier,
+  validator: CrossReferenceValidator,
+  enforcer: BoundaryEnforcer,
+  monitor: ContextPressureMonitor,
+  verifier: MetacognitiveVerifier,
+
+  // Convenience methods
+  classifyInstruction: (instruction) => InstructionPersistenceClassifier.classify(instruction),
+  validateAction: (action, context) => CrossReferenceValidator.validate(action, context),
+  enforceBoundaries: (action, context) => BoundaryEnforcer.enforce(action, context),
+  analyzePressure: (context) => ContextPressureMonitor.analyzePressure(context),
+  verifyAction: (action, reasoning, context) => MetacognitiveVerifier.verify(action, reasoning, context),
+
+  // Framework status
+  getFrameworkStatus: () => ({
+    name: 'Tractatus Governance Framework',
+    version: '1.0.0',
+    services: {
+      InstructionPersistenceClassifier: 'operational',
+      CrossReferenceValidator: 'operational',
+      BoundaryEnforcer: 'operational',
+      ContextPressureMonitor: 'operational',
+      MetacognitiveVerifier: 'operational'
+    },
+    description: 'AI safety framework implementing architectural constraints for human agency preservation',
+    capabilities: [
+      'Instruction quadrant classification (STR/OPS/TAC/SYS/STO)',
+      'Time-persistence metadata tagging',
+      'Cross-reference validation',
+      'Tractatus boundary enforcement (12.1-12.7)',
+      'Context pressure monitoring',
+      'Metacognitive action verification'
+    ],
+    safetyGuarantees: [
+      'Values decisions architecturally require human judgment',
+      'Explicit instructions override cached patterns',
+      'Dangerous pressure conditions block execution',
+      'Low-confidence actions require confirmation'
+    ]
+  })
+};