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Watermarking Authenticity MCP Server

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EU AI Act Article 50 watermarking + C2PA 2.1 compliance. NEW: 2 December 2026 deadline (compress...

About

EU AI Act Article 50 watermarking + C2PA 2.1 compliance. NEW: 2 December 2026 deadline (compress...

Security Report

3.8
Use Caution3.8High Risk

This MCP server provides EU AI Act Article 50 watermarking and C2PA content authenticity tools. While the core functionality is legitimate and well-documented, there are several security concerns: an optional but unauthenticated free tier that bypasses rate limiting under certain conditions, environment variable dependency on MEOK_API_KEY without explicit documentation, path traversal in the test suite via sys.path manipulation, and reliance on an external auth_middleware module that is not provided or validated. The server's permissions are appropriate for its stated purpose (network access for verification APIs, environment variable reading for credentials), but the authentication implementation has gaps that could allow abuse of the free tier. Supply chain analysis found 3 known vulnerabilities in dependencies (0 critical, 3 high severity). Package verification found 1 issue.

6 files analyzed · 13 issues found

Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.

Permissions Required

This plugin requests these system permissions. Most are normal for its category.

env_vars

Check that this permission is expected for this type of plugin.

HTTP Network Access

Connects to external APIs or services over the internet.

How to Install

Add this to your MCP configuration file:

{
  "mcpServers": {
    "io-github-csoai-org-watermarking-authenticity-mcp": {
      "args": [
        "-y",
        "watermarking-authenticity-mcp"
      ],
      "command": "npx"
    }
  }
}

Documentation

View on GitHub

From the project's GitHub README.

MCP Scorecard: 90/100

Watermarking Authenticity MCP

⚖️ Built by MEOK AI Labs / CSOAI. Need this applied to your system fast? Book a 30-min Founder Office Hour (£29) → https://meok.ai/work · Full governance platform → https://meok.ai

MEOK AI Labs EU AI Act License PyPI

EU AI Act Article 50 watermarking + C2PA 2

EU AI Act Article 50 watermarking + C2PA 2.1 MCP. 2 Dec 2026 deadline (compressed by May 2026 Omnibus). MIT


🚀 Quick Start

# Install via pip
pip install watermarking_authenticity_mcp

# Or install via Smithery
npx -y @smithery/cli@latest install watermarking-authenticity-mcp --client claude

✨ Features

  • AI content watermarking
  • Article 50 compliance
  • Detection & verification
  • Batch processing
  • API integration

📖 Documentation

🛡️ Compliance

This MCP server is built with EU AI Act compliance built-in:

  • ✅ Article 9 — Risk Management System
  • ✅ Article 13 — Transparency & Instructions for Use
  • ✅ Article 15 — Bias Detection & Testing
  • ✅ Article 26 — FRIA Support (where applicable)
  • ✅ Article 50 — AI Content Watermarking (where applicable)

Need help getting compliant? Book a free 15-min diagnostic →

🏢 Enterprise

Need custom development, SLA guarantees, or white-label deployment?

  • Pro: $99/mo — Full MCP suite + EU AI Act tracking
  • Enterprise: $499/mo — Custom dev + SLA + Dedicated support

View Pricing → | Contact Sales →

🤝 Part of the MEOK Ecosystem

This server is part of the MEOK AI Labs ecosystem — 300+ MCP servers for sovereign AI governance.

DomainPurpose
councilof.aiEU AI Act compliance marketplace
safetyof.aiAI safety & monitoring
meok.aiSovereign AI platform
cobolbridge.aiLegacy modernization

📜 License

MIT © CSOAI-ORG


Pair this with the MEOK chain that turns one agent action into ONE signed compliance event:

  1. bft-progress-council-mcp — anti-loop guardrail
  2. agent-token-budget-mcp — hard spend cap
  3. agent-prompt-injection-firewall-mcp — OWASP LLM01 scan
  4. agent-audit-logger-mcp — hash-chained evidence
  5. a2a-governance-bridge-mcp — fold N attestations → 1 signed event
  6. agent-incident-relay-mcp — broadcast incidents to 5 regimes simultaneously

See meok.ai/mcp-stack for the full architecture and meok.ai/mcp-stack/demo for the live in-browser demo.

License

MIT — MEOK AI Labs

Sister MCPs

Part of the MEOK Governance pack — designed to work together as a fleet. Install the whole pack with npx meok-setup --pack governance, or pick the ones you need:

  • EU AI Actuvx eu-ai-act-compliance-mcp · PyPI · GitHub
  • DORAuvx dora-compliance-mcp · PyPI · GitHub
  • NIS2uvx nis2-compliance-mcp · PyPI · GitHub
  • Cyber Resilience Actuvx cra-compliance-mcp · PyPI · GitHub
  • AI Bill of Materialsuvx ai-bom-mcp · PyPI · GitHub
  • AI Incident Reportinguvx ai-incident-reporting-mcp · PyPI · GitHub

Full catalogue + Anthropic Registry verify links: meok.ai/anthropic-registry

Protocol coverage + Universal PAYG

This MCP is part of MEOK's 47-MCP fleet that bridges every active agent-interop protocol and 30+ regulatory frameworks. See the full coverage matrix at meok.ai/protocols.

Agent interop protocols supported (8 live):

  • MCP (Anthropic) — native
  • A2A (Google + Linux Foundation, absorbed IBM ACP Sept 2025)
  • IBM ACP — covered via A2A merge
  • Stripe ACP (Agentic Commerce Protocol) — Q3 bridge via agent-commerce-protocol-mcp
  • AP2 (Google Agent Payments) — partial via agent-commerce-payments-mcp
  • x402 (Coinbase HTTP 402) — partial via api.meok.ai gateway
  • OASF / AGNTCY (Cisco Outshift + Linux Foundation) — Q3 bridge
  • 👁 ANP (Cisco Agent Network) — watch-list

Pricing options:

OptionPriceBest for
Self-host (this MCP)£0 — MITDevs
This MCP Starter£29/moOne-MCP teams
This MCP Pro£79/moProduction + 24h SLA
Universal PAYG£29/mo + £0.0002/callSpiky usage across many MCPs
Substrate bundle (this category)£99-£499/moA whole pack
MEOK Universe£1,499/moAll 47 MCPs, 500K calls

Each tier above the free self-host adds HMAC-signed attestations verifiable at verify.meok.ai. Linux Foundation governance on the A2A spine means EU regulated buyers can deploy without vendor-lock-in objections.

💸 Try MEOK in 30 seconds — instant buy ladder

TierPriceWhat you getStripe
Smoke test£1Signed sample MCP-Hardening report + Article 50 PDFhttps://buy.stripe.com/5kQ6oJ0xS3ce8sl7ew8k91j
Quick Kit£9EU AI Act Article 50 implementation guide (C2PA + EU-Icon)https://buy.stripe.com/5kQ6oJ0xS3ce8sl7ew8k91j
Founder Call£2930-min 1-on-1 with the founderhttps://buy.stripe.com/5kQ6oJ0xS3ce8sl7ew8k91j

Refundable. UK Stripe — 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": {
    "watermarking-authenticity-mcp": {
      "command": "uvx",
      "args": ["watermarking-authenticity-mcp"]
    }
  }
}

Or: pip install watermarking-authenticity-mcp then run the watermarking-authenticity-mcp command (stdio transport).

Examples

Once configured, ask your assistant, for example:

  • "Use check_watermark_compliance to …"
  • "Use generate_c2pa_manifest to …"
  • "Use list_c2pa_supported_formats to …"

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Watermarking Authenticity MCP Server - EU AI Act Article 50 watermarking + C2PA 2.1 compliance. | MCP Marketplace