"Exploring OpenAPI/Swagger Specifications" matching MCP connectors:

SEC/XBRL issuer intelligence for crypto public companies via MCP, OpenAPI, x402, and MPP.

Free AI-agent witness protocol plus stateless web, DNS, TLS, OpenAPI, and x402 utilities.

Detect breaking changes, generate changelogs, diff, and validate OpenAPI specs.

Honeydew AI Documentation MCP — semantic search and ripgrep-grade filesystem queries over Honeydew AI docs and OpenAPI specs, for AI coding agents.

Read-only paddle search, specifications, comparisons, scores, and verified purchase links.

Deterministic validation for AI-generated artifacts: JSON Schema, OpenAPI response, SQL syntax.

Point Gecko at an OpenAPI spec; get first-call-correct, auth-hidden agent tools.

Public HTAG discovery for MCP tools, API endpoints, OpenAPI ops, and agents.

APIs.guru MCP — keyless directory of 2,500+ public APIs and their OpenAPI specs.

ERP français avec serveur MCP natif : plus de 1 800 actions métier auto-générées via OpenAPI.

Agent-native notes, tasks, dev-docs, vaults, sync & handoffs. MCP + OpenAPI dual surface.

End-to-end API testing — generate and run tests from OpenAPI, curl, Postman, or real user traffic.

MCP server exposing T54 XRPL x402 seller SKUs (OpenAPI) as tools: structured query, research brief, commerce data, and related routes. HTTP 402 + x402 settlement via broker (XRPL / Base USDC per env). Unified HTTPS host with health at /health.

Swagger Petstore API (v1.0.27) as MCP for testing and prototyping powered by the HAPI MCP server