"Exploring OpenAPI/Swagger Specifications" matching MCP servers:

• 

  Cakemail API MCP Serverofficial

  cakemail

  A

  license

  -

  quality

  F

  maintenance

  An MCP server that provides AI agents with direct access to authoritative Cakemail API specifications, enabling accurate code generation and eliminating hallucination.

  Last updated 2025-10-06

  3

  MIT
• 

  Cakemail API MCP Serverofficial

  cakemail

  F

  license

  -

  quality

  D

  maintenance

  Enables AI assistants to browse, inspect, and call the Cakemail API via dynamically loaded OpenAPI spec.

  Last updated 2026-04-11
• 

  hailofficial

  hail-hq

  A

  license

  -

  quality

  B

  maintenance

  Phone, SMS & email for AI agents. One remote MCP server (Streamable HTTP, OAuth or API-key auth, no local install) exposing call, sms, email, and event tools; also usable via CLI, Python SDK, and OpenAPI. Self-hostable, AGPLv3.

  Last updated 2026-07-27

  18

  AGPL 3.0