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MARS-E API

How do I query MARS-E data over an API?

Point a GET request at api.theartofservice.com/api/agent/frameworks/MARS-E, or add the MCP server to Claude Desktop or Cursor with the config below. You get 8 controls, 8 domains and every cross-framework mapping this standard carries. The free tier is 10 calls a day and needs no signup or API key.

8
Controls
8
Domains
125+
Mappings
Free
API Price

Add MARS-E to Claude Desktop or Cursor in one config block

Copy this config into your MCP client to start querying MARS-E data with AI:

{
  "mcpServers": {
    "compliance": {
      "url": "https://api.theartofservice.com/mcp"
    }
  }
}

No API key required for up to 10 calls/day. Works with Claude Desktop, Cursor, Windsurf, and any MCP-compatible client.

Three curl calls that return MARS-E data

Get MARS-E details

curl https://api.theartofservice.com/api/agent/frameworks/MARS-E

List all MARS-E controls

curl https://api.theartofservice.com/api/agent/frameworks/MARS-E/controls

Map MARS-E to another framework

curl "https://api.theartofservice.com/api/agent/cross-map?source=MARS-E&target=SOC%202"

Install the Python or npm client

Python (Langchain)

pip install theartofservice-compliance

npm (MCP Server)

npx @theartofservice/compliance-mcp

Questions developers ask about the MARS-E API

Is there an API for MARS-E?▾
Yes. The Art of Service provides a REST API and MCP server with full MARS-E data: 8 controls across 8 domains, plus cross-framework mappings to 686 other compliance frameworks. Free tier includes 10 calls/day with no signup.
How do I access MARS-E controls programmatically?▾
Use the Compliance Intelligence API at api.theartofservice.com. Call GET /api/agent/frameworks/MARS-E/controls to retrieve all 8 controls with codes, titles, and descriptions. Supports filtering by domain.
Can I map MARS-E controls to other frameworks?▾
Yes. The API provides cross-framework mapping with 311K+ verified control-to-control mappings. Call GET /api/agent/cross-map?source=MARS-E&target=TARGET to map MARS-E controls to any of 686 frameworks.
Does the MARS-E API work with Claude, ChatGPT, or Cursor?▾
Yes. The API is available as an MCP (Model Context Protocol) server. Add it to Claude Desktop, Cursor, or any MCP-compatible client with a single JSON config snippet. AI agents can then query MARS-E data directly.
How much does the MARS-E API cost?▾
Anonymous access is free (10 calls/day). Free accounts get 100 calls/month. Professional plans start at $149/month with 10,000 calls included. No credit card required for free tier.

What MARS-E actually requires

The API returns the data. If you want the standard explained first, with its controls, domains and the frameworks it overlaps with, that is on the MARS-E framework page.

MARS-E controls, domains and mappings →
Written and maintained by Gerard Blokdyk, The Art of Service.Last updated .

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