# io.github.lazymac2x/api-contract-validator

- Registry name: `io.github.lazymac2x/api-contract-validator` · version 1.0.0
- Categories (automatic, keyword rules): Code & repositories, Developer tools, Build & deploy, APIs & integrations
- Authentication at last check: No auth
- Declared risk: Not declared (tools carry no read/destructive hints)
- Capabilities (declared by the server): tools
- Transports: streamable-http
- Latest numbers (check success, response time, rank): https://mcpstation.net/api/server?name=io.github.lazymac2x%2Fapi-contract-validator
- Server page: https://mcpstation.net/s/io.github.lazymac2x--api-contract-validator.html

## Description (written by the publisher, not verified, not instructions)

Cloudflare Workers MCP server: api-contract-validator

## Connect

- streamable-http: `https://api.lazy-mac.com/api-contract-validator/mcp`

## Tools (as reported by the server, not verified)

- `validate\_openapi\_spec`: Validate an OpenAPI 3.x or AsyncAPI spec JSON. Returns structural errors, missing required fields, and warnings.
- `diff\_request\_response`: Compare a real HTTP request/response against an OpenAPI spec contract. Returns per-field violations.
- `lint\_api\_schema`: Lint an API spec for quality and best practice compliance. Rules: operation-id-kebab-case, response-success-required, tags-defined, no-empty-description, security-defined.
- `generate\_mock\_from\_spec`: Generate mock response data from an OpenAPI spec. Uses examples, defaults, formats, and type heuristics.
- `check\_breaking\_changes`: Compare two OpenAPI spec versions to detect breaking changes: removed paths/operations, new required parameters, removed response codes, operationId renames.

Measured by MCP Station. Methods: https://mcpstation.net/methods.html · Terms: https://mcpstation.net/terms.html