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Surface Contract: how platform APIs really behave

MCP server · by workers

Legal & Compliance Streamable HTTP v2026.10.13

Evidence-cited machine-readable contracts for how agent platform APIs really behave

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Install

Run one of the commands below, then add the client config underneath.

Streamable HTTPhttps://penny-surface-contract.penny-mcamp.workers.dev/mcp

Client configuration

Paste into Claude Desktop, Cursor (mcp.json), VS Code or any MCP client, then restart the client.

mcpServers{
  "mcpServers": {
    "surface-contract": {
      "url": "https://penny-surface-contract.penny-mcamp.workers.dev/mcp"
    }
  }
}

About this server

Surface Contract: how platform APIs really behave is listed in the Legal & Compliance category of the MCPNav directory. It is distributed as Streamable HTTP and can be loaded by any client that speaks the Model Context Protocol.

Typical uses include giving your assistant scoped access to the corresponding service so it can answer questions and take actions with real data instead of guessing. Always review what a server can access before you enable it — see our MCP security guide.

Frequently asked questions

What is the Surface Contract: how platform APIs really behave MCP server?

Surface Contract: how platform APIs really behave is an MCP server by workers. Evidence-cited machine-readable contracts for how agent platform APIs really behave

How do I install Surface Contract: how platform APIs really behave?

Install it with: https://penny-surface-contract.penny-mcamp.workers.dev/mcp. Then add the JSON config to your client's MCP settings and restart the client.

Is Surface Contract: how platform APIs really behave free to use?

The MCP server itself is free to install. Any third-party API it calls (such as a search or maps API) may require its own key and billing.

Which clients support Surface Contract: how platform APIs really behave?

Any MCP-compatible client can use it, including Claude Desktop, Cursor, VS Code, Windsurf and custom agents.

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