CertNode MCP

The CertNode MCP server enables agents to sign AI output with cryptographic receipts for provenance and compliance. It integrates with the CertNode API to provide independent timestamps and verification, supporting use cases like EU AI Act compliance, eDiscovery, and enterprise procurement audits.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

Community listingLocal stdioSource reviewed; not executedPublished by CertNode

You need:Get API key

Vendor documentation

What you can do with it

Sign AI output for EU AI Act compliance
Generate cryptographic receipts for eDiscovery
Verify content authenticity for enterprise procurement

Source and maintenance

Community listingRegistry 1.2.2

mcp-registry: io.github.srbryant86/mcp-server@1.2.2 Project website

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

@certnode/mcp-server 1.2.2

npm

@certnode/mcp-server package definition

{
  "version": "1.2.2",
  "transport": "stdio",
  "identifier": "@certnode/mcp-server",
  "registryType": "npm",
  "environmentVariables": [
    {
      "name": "CERTNODE_API_KEY",
      "format": "string",
      "description": "CertNode API key from https://certnode.io/dashboard/api-keys (required for sign_ai_output and authenticated verification)"
    },
    {
      "name": "CERTNODE_API_URL",
      "format": "string",
      "description": "CertNode API base URL. Defaults to https://certnode.io/api/v1"
    }
  ]
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.

Cursor configuration

{
  "mcpServers": {
    "certnode-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@certnode/mcp-server@1.2.2"
      ],
      "env": {
        "CERTNODE_API_KEY": "<YOUR_CERTNODE_API_KEY>",
        "CERTNODE_API_URL": "<YOUR_CERTNODE_API_URL>"
      }
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.

Cline configuration

{
  "mcpServers": {
    "certnode-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@certnode/mcp-server@1.2.2"
      ],
      "env": {
        "CERTNODE_API_KEY": "<YOUR_CERTNODE_API_KEY>",
        "CERTNODE_API_URL": "<YOUR_CERTNODE_API_URL>"
      }
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.

VS Code configuration

{
  "servers": {
    "certnode-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@certnode/mcp-server@1.2.2"
      ],
      "env": {
        "CERTNODE_API_KEY": "<YOUR_CERTNODE_API_KEY>",
        "CERTNODE_API_URL": "<YOUR_CERTNODE_API_URL>"
      }
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.

Claude Desktop configuration

{
  "mcpServers": {
    "certnode-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@certnode/mcp-server@1.2.2"
      ],
      "env": {
        "CERTNODE_API_KEY": "<YOUR_CERTNODE_API_KEY>",
        "CERTNODE_API_URL": "<YOUR_CERTNODE_API_URL>"
      }
    }
  }
}

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