MCP server: One MCP server.

OpenAPI Scout

@mrfentmenMCP server · External

Local read-only OpenAPI and Swagger inspection with secret-safe schema summaries. Tools include...

Contractsv1.0.2TypeScript
Freeno charge per call

Runs on your machine from its package; the steps are below.

What it does

  1. Reads
  2. Writes
  3. High impact

At most: only reads or looks up information.

What it costs

Free

Odel charges nothing per call. The publisher may charge for its own service.

Runs locally over stdio

This server isn't hosted — your MCP client launches it from a package registry. Use one of the commands below, or drop the config into your client (e.g. Claude Desktop).

npmopenapi-scout-mcpv1.0.2

Run

npx -y openapi-scout-mcp

MCP client config

{
  "mcpServers": {
    "openapi-scout": {
      "command": "npx",
      "args": [
        "-y",
        "openapi-scout-mcp"
      ]
    }
  }
}
README1 min read

openapi-scout-mcp

A local-only MCP tool for quickly understanding an OpenAPI or Swagger JSON contract before writing clients, tests, mocks, or documentation.

Tools

  • inspect_spec: summarize version, title, servers, and operations.
  • find_operation: inspect one operation by operationId.
  • list_schemas: list component schemas or Swagger definitions.

Safety boundaries:

  • Only local JSON files are accepted. URLs and network fetches are not supported.
  • Files are capped at 2 MB and results are bounded.
  • Examples, defaults, security schemes, and credential-like keys are redacted.
  • YAML is not parsed in this release. Convert it to JSON first.

This is an inspection aid, not a complete OpenAPI validator or security scanner.

Run

bash
npm install
npm run build
node dist/index.js

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