PCI DSS MCP
This server provides tools for assessing and documenting PCI DSS 4.0 compliance across various security domains:
Assess Full PCI Compliance (
assess_pci_compliance): Evaluate an organization against all 12 PCI DSS 4.0 requirements (firewall, encryption, access control, logging, etc.) ā returns a comprehensive compliance gap analysis.Check Cardholder Data Flows (
check_cardholder_data): Analyze how cardholder data (PAN, CVV, PIN, track data) is stored and protected, verifying use of encryption, truncation, or tokenization.Network Segmentation Check (
network_segmentation_check): Verify proper network segmentation to reduce PCI DSS scope, including CDE isolation, firewall placement, and isolation of wireless/third-party networks.Vulnerability Scan Compliance Check (
vulnerability_scan_check): Evaluate vulnerability scanning practices against PCI DSS ASV requirements, tracking internal/external scans, pass/fail status, and quarterly cadence.Generate SAQ Templates (
generate_saq): Automatically generate a PCI DSS Self-Assessment Questionnaire (SAQ) template for a given organization and SAQ type (e.g., SAQ A, SAQ D) for readiness checks and compliance documentation.
Pci Dss MCP
PCI DSS 4
PCI DSS 4.0 payment card compliance MCP server ā 12 requirements assessment, cardholder data flow, network segmentation, SAQ generation
š Quick Start
# Install via pip
pip install pci_dss_mcp
# Or install via Smithery
npx -y @smithery/cli@latest install pci-dss-mcp --client claudeRelated MCP server: ISO 27001 AI MCP
⨠Features
MCP protocol compliant
Easy installation
Well-documented API
Production-ready
Active maintenance
š Documentation
š”ļø Compliance
This MCP server is built with EU AI Act compliance built-in:
ā Article 9 ā Risk Management System
ā Article 13 ā Transparency & Instructions for Use
ā Article 15 ā Bias Detection & Testing
ā Article 26 ā FRIA Support (where applicable)
ā Article 50 ā AI Content Watermarking (where applicable)
Need help getting compliant? Book a free 15-min diagnostic ā
š¢ Enterprise
Need custom development, SLA guarantees, or white-label deployment?
Pro: $99/mo ā Full MCP suite + EU AI Act tracking
Enterprise: $499/mo ā Custom dev + SLA + Dedicated support
View Pricing ā | Contact Sales ā
š¤ Part of the MEOK Ecosystem
This server is part of the MEOK AI Labs ecosystem ā 300+ MCP servers for sovereign AI governance.
Domain | Purpose |
EU AI Act compliance marketplace | |
AI safety & monitoring | |
Sovereign AI platform | |
Legacy modernization |
š License
MIT Ā© CSOAI-ORG
Pairs with MEOK Governance Suite
Build something that touches users? You need compliance. MEOK ships 38 governance MCPs that drop in alongside this tool ā EU AI Act, DORA, NIS2, CRA, GDPR, ISO 42001, FDA SaMD, MDR, Basel, MiFID II, MiCA, COPPA, and more.
# One-shot install of the governance pack
npx meok-setup --pack governanceFree tier: 10 calls/day per MCP. Pro tier (Ā£79/mo): unlimited + cryptographically signed compliance attestations your auditor verifies independently.
ā Full catalogue: councilof.ai/catalogue ā MEOK AI Labs: meok.ai
šø Try MEOK in 30 seconds ā instant buy ladder
Tier | Price | What you get | Stripe |
Smoke test | £1 | Signed sample MCP-Hardening report + Article 50 PDF | |
Quick Kit | £9 | EU AI Act Article 50 implementation guide (C2PA + EU-Icon) | |
Founder Call | £29 | 30-min 1-on-1 with the founder |
Refundable. UK Stripe ā VAT-clean. Builds on the 81-MCP MEOK fleet. Verify any signed report at https://meok.ai/verify.
Configuration
Add to your claude_desktop_config.json (Claude Desktop) or your MCP client config:
{
"mcpServers": {
"pci-dss-mcp": {
"command": "uvx",
"args": ["pci-dss-mcp"]
}
}
}Or: pip install pci-dss-mcp then run the pci-dss-mcp command (stdio transport).
Examples
Once configured, ask your assistant, for example:
"Use
assess_pci_complianceto ā¦""Use
check_cardholder_datato ā¦""Use
network_segmentation_checkto ā¦"
Available Tools
5 toolsassess_pci_complianceA
Evaluate an organization against all 12 PCI DSS 4.0 requirements.
Behavior: This tool is read-only and stateless ā it produces analysis output without modifying any external systems, databases, or files. Safe to call repeatedly with identical inputs (idempotent). Free tier: 10/day rate limit. Pro tier: unlimited. No authentication required for basic usage.
When to use: Use this tool when you need to assess, audit, or verify compliance requirements. Ideal for gap analysis, readiness checks, and generating compliance documentation.
When NOT to use: Do not use as a substitute for qualified legal counsel. This tool provides technical compliance guidance, not legal advice.
Args: organization_name (str): The organization name to analyze or process. merchant_level (int): The merchant level to analyze or process. has_firewall (bool): The has firewall to analyze or process. has_secure_config (bool): The has secure config to analyze or process. has_data_protection (bool): The has data protection to analyze or process. has_encryption_transit (bool): The has encryption transit to analyze or process. has_anti_malware (bool): The has anti malware to analyze or process. has_secure_sdlc (bool): The has secure sdlc to analyze or process. has_access_control (bool): The has access control to analyze or process. has_strong_auth (bool): The has strong auth to analyze or process. has_physical_security (bool): The has physical security to analyze or process. has_logging (bool): The has logging to analyze or process. has_security_testing (bool): The has security testing to analyze or process. has_security_policy (bool): The has security policy to analyze or process. api_key (str): The api key to analyze or process.
Behavioral Transparency: - Side Effects: This tool is read-only and produces no side effects. It does not modify any external state, databases, or files. All output is computed in-memory and returned directly to the caller. - Authentication: No authentication required for basic usage. Pro/Enterprise tiers require a valid MEOK API key passed via the MEOK_API_KEY environment variable. - Rate Limits: Free tier: 10 calls/day. Pro tier: unlimited. Rate limit headers are included in responses (X-RateLimit-Remaining, X-RateLimit-Reset). - Error Handling: Returns structured error objects with 'error' key on failure. Never raises unhandled exceptions. Invalid inputs return descriptive validation errors. - Idempotency: Fully idempotent ā calling with the same inputs always produces the same output. Safe to retry on timeout or transient failure. - Data Privacy: No input data is stored, logged, or transmitted to external services. All processing happens locally within the MCP server process.
Inputs: organization_name (required), merchant_level, has_firewall, has_secure_config, +12 more. Returns: result
check_cardholder_dataA
Analyze cardholder data flow for PCI DSS compliance.
Behavior: This tool is read-only and stateless ā it produces analysis output without modifying any external systems, databases, or files. Safe to call repeatedly with identical inputs (idempotent). Free tier: 10/day rate limit. Pro tier: unlimited. No authentication required for basic usage.
When to use: Use this tool when you need to assess, audit, or verify compliance requirements. Ideal for gap analysis, readiness checks, and generating compliance documentation.
When NOT to use: Do not use as a substitute for qualified legal counsel. This tool provides technical compliance guidance, not legal advice.
Args: data_flow_description (str): The data flow description to analyze or process. stores_pan (bool): The stores pan to analyze or process. stores_cvv (bool): The stores cvv to analyze or process. stores_pin (bool): The stores pin to analyze or process. stores_track_data (bool): The stores track data to analyze or process. pan_encrypted (bool): The pan encrypted to analyze or process. pan_truncated (bool): The pan truncated to analyze or process. tokenization_used (bool): The tokenization used to analyze or process. api_key (str): The api key to analyze or process.
Behavioral Transparency: - Side Effects: This tool is read-only and produces no side effects. It does not modify any external state, databases, or files. All output is computed in-memory and returned directly to the caller. - Authentication: No authentication required for basic usage. Pro/Enterprise tiers require a valid MEOK API key passed via the MEOK_API_KEY environment variable. - Rate Limits: Free tier: 10 calls/day. Pro tier: unlimited. Rate limit headers are included in responses (X-RateLimit-Remaining, X-RateLimit-Reset). - Error Handling: Returns structured error objects with 'error' key on failure. Never raises unhandled exceptions. Invalid inputs return descriptive validation errors. - Idempotency: Fully idempotent ā calling with the same inputs always produces the same output. Safe to retry on timeout or transient failure. - Data Privacy: No input data is stored, logged, or transmitted to external services. All processing happens locally within the MCP server process.
Inputs: data_flow_description (required), stores_pan, stores_cvv, stores_pin, +6 more. Returns: result
generate_saqA
Generate a PCI DSS Self-Assessment Questionnaire template.
Behavior: This tool generates structured output without modifying external systems. Output is deterministic for identical inputs. No side effects. Free tier: 10/day rate limit. Pro tier: unlimited. No authentication required for basic usage.
When to use: Use this tool when you need to assess, audit, or verify compliance requirements. Ideal for gap analysis, readiness checks, and generating compliance documentation.
When NOT to use: Do not use as a substitute for qualified legal counsel. This tool provides technical compliance guidance, not legal advice.
Args: organization_name (str): The organization name to analyze or process. saq_type (str): The saq type to analyze or process. api_key (str): The api key to analyze or process.
Behavioral Transparency: - Side Effects: This tool is read-only and produces no side effects. It does not modify any external state, databases, or files. All output is computed in-memory and returned directly to the caller. - Authentication: No authentication required for basic usage. Pro/Enterprise tiers require a valid MEOK API key passed via the MEOK_API_KEY environment variable. - Rate Limits: Free tier: 10 calls/day. Pro tier: unlimited. Rate limit headers are included in responses (X-RateLimit-Remaining, X-RateLimit-Reset). - Error Handling: Returns structured error objects with 'error' key on failure. Never raises unhandled exceptions. Invalid inputs return descriptive validation errors. - Idempotency: Fully idempotent ā calling with the same inputs always produces the same output. Safe to retry on timeout or transient failure. - Data Privacy: No input data is stored, logged, or transmitted to external services. All processing happens locally within the MCP server process.
Inputs: organization_name (required), saq_type, caller, api_key. Returns: result
network_segmentation_checkA
Check network segmentation for PCI DSS scope reduction.
Behavior: This tool is read-only and stateless ā it produces analysis output without modifying any external systems, databases, or files. Safe to call repeatedly with identical inputs (idempotent). Free tier: 10/day rate limit. Pro tier: unlimited. No authentication required for basic usage.
When to use: Use this tool when you need to assess, audit, or verify compliance requirements. Ideal for gap analysis, readiness checks, and generating compliance documentation.
When NOT to use: Do not use as a substitute for qualified legal counsel. This tool provides technical compliance guidance, not legal advice.
Args: has_segmentation (bool): The has segmentation to analyze or process. cde_isolated (bool): The cde isolated to analyze or process. segmentation_tested (bool): The segmentation tested to analyze or process. firewall_between_zones (bool): The firewall between zones to analyze or process. wireless_isolated (bool): The wireless isolated to analyze or process. third_party_isolated (bool): The third party isolated to analyze or process. api_key (str): The api key to analyze or process.
Behavioral Transparency: - Side Effects: This tool is read-only and produces no side effects. It does not modify any external state, databases, or files. All output is computed in-memory and returned directly to the caller. - Authentication: No authentication required for basic usage. Pro/Enterprise tiers require a valid MEOK API key passed via the MEOK_API_KEY environment variable. - Rate Limits: Free tier: 10 calls/day. Pro tier: unlimited. Rate limit headers are included in responses (X-RateLimit-Remaining, X-RateLimit-Reset). - Error Handling: Returns structured error objects with 'error' key on failure. Never raises unhandled exceptions. Invalid inputs return descriptive validation errors. - Idempotency: Fully idempotent ā calling with the same inputs always produces the same output. Safe to retry on timeout or transient failure. - Data Privacy: No input data is stored, logged, or transmitted to external services. All processing happens locally within the MCP server process.
Inputs: has_segmentation, cde_isolated, segmentation_tested, firewall_between_zones, +4 more. Returns: result
vulnerability_scan_checkA
Evaluate vulnerability scanning compliance per PCI DSS ASV requirements.
Behavior: This tool is read-only and stateless ā it produces analysis output without modifying any external systems, databases, or files. Safe to call repeatedly with identical inputs (idempotent). Free tier: 10/day rate limit. Pro tier: unlimited. No authentication required for basic usage.
When to use: Use this tool when you need to assess, audit, or verify compliance requirements. Ideal for gap analysis, readiness checks, and generating compliance documentation.
When NOT to use: Do not use as a substitute for qualified legal counsel. This tool provides technical compliance guidance, not legal advice.
Args: last_external_scan_date (str): The last external scan date to analyze or process. last_internal_scan_date (str): The last internal scan date to analyze or process. external_scan_passed (bool): The external scan passed to analyze or process. internal_scan_passed (bool): The internal scan passed to analyze or process. asv_vendor (str): The asv vendor to analyze or process. quarterly_scans (bool): The quarterly scans to analyze or process. scan_after_changes (bool): The scan after changes to analyze or process. api_key (str): The api key to analyze or process.
Behavioral Transparency: - Side Effects: This tool is read-only and produces no side effects. It does not modify any external state, databases, or files. All output is computed in-memory and returned directly to the caller. - Authentication: No authentication required for basic usage. Pro/Enterprise tiers require a valid MEOK API key passed via the MEOK_API_KEY environment variable. - Rate Limits: Free tier: 10 calls/day. Pro tier: unlimited. Rate limit headers are included in responses (X-RateLimit-Remaining, X-RateLimit-Reset). - Error Handling: Returns structured error objects with 'error' key on failure. Never raises unhandled exceptions. Invalid inputs return descriptive validation errors. - Idempotency: Fully idempotent ā calling with the same inputs always produces the same output. Safe to retry on timeout or transient failure. - Data Privacy: No input data is stored, logged, or transmitted to external services. All processing happens locally within the MCP server process.
Inputs: last_external_scan_date, last_internal_scan_date, external_scan_passed, internal_scan_passed, +5 more. Returns: result
Tool Schema Changelog
Recent tool additions, removals, and schema changes observed during successful MCP inspections.
Loading tool schema changelogā¦
TDQS
Scored across 5 tools
Each tool targets a distinct PCI DSS domain (overall compliance, cardholder data flow, SAQ generation, network segmentation, vulnerability scanning). There is no overlap; an agent can clearly differentiate them.
All tool names follow a consistent verb_noun pattern in snake_case (e.g., assess_pci_compliance, generate_saq). The naming convention is uniform and predictable.
With 5 tools, the server is well-scoped for PCI DSS compliance. Each tool serves a core function without being too sparse or bloated.
The set covers major PCI DSS areas: overall assessment, data flow, SAQ, network segmentation, and vulnerability scanning. Minor gaps exist (e.g., no tool for detailed requirement checks or remediation tracking), but the core workflow is covered.
Maintenance
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