API Development MCP Servers

HTTP/REST client with saved collections, env secrets, and SSRF-safe host allowlisting.

PublishReady: Deterministic writing control with local-first metrics and AI prose audits.

Static FE-BE contract-drift checker: finds frontend calls the backend does not expose. CLI + MCP.

An MCP server that turns OpenAPI / Postman API definitions into runnable MCP servers, making any API discoverable to AI models.

Task Manager for AI Development

HTTP/API testing tools for AI agents via MCP

MCP server for Qiita

MCP server for ShipSaving — shipping rates, labels, orders, tracking

Crypto wallets, payments, and referral earnings for AI agents on Base L2

## Using the remote server

Turn any OpenAPI/Swagger spec into an agent-ready MCP server. Point it at a spec and every operation becomes a tool an agent can call.

OpenRPC MCP server

Ask about a YouTube video or fetch its transcript. Paid per call in USDC on Solana via x402.

Self-hosted MCP voice agent that places phone calls on your behalf via Retell.

Look up permits, licenses, and fees for food service businesses in Austin, SF, and NYC.

Felicity Solar battery MCP server + REST API — exposes live battery data to Claude Code and any MCP client

MCP server for API testing: HTTP requests, cURL generation, health checks.

API for Habitify habit tracking service

Turn any OpenAPI/Swagger spec into MCP tools — each operation an SSRF-guarded tool.

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

Search 15,000+ paid API endpoints across the L402, x402, and MPP protocols on 402index.io