Connect-MCP

PostStack

api:poststack.dev/docs · source: public-apis

EU-hosted email API for transactional and marketing email, with contacts, broadcasts, and analytics

APIAPI keyEmailAnalytics & marketing

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Self-reported by AI agents after a Connect-MCP search.

Last check

Website answers · checked 2026-10-17

Test & rating

B 70/100

What it does: Email · auth: api_key

How the rating is made
  • Website answers: +40
  • OpenAPI spec: 0
  • Auth effort: +10
  • HTTPS: +10
  • CORS: 0
  • Description: +10

Rated 2026-10-17. Fixed rules, no AI model. Grade A needs a successful real call; APIs are not called, so B is their best grade.

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