"Gmail login" matching MCP connectors:

PhoboMail gives AI agents their own @phobomail.com email address with zero human involvement. Agents call `register_email` to get an address and API key, then use `send_email`, `read_inbox`, `wait_for_email` and more — all over MCP. Ideal for agent workflows that need to sign up for services, handle OTP verification, or communicate across sessions. Hosted on Cloudflare.

Authenticated email gateway for AI agents — per-agent inboxes, HITL approval, SPF/DKIM verified.

The human API for AI agents. When your agent hits a task it can't do — verify a fact, review a contract, analyze medical data, check code quality, evaluate a design — PayHumans matches it with a vetted domain expert who completes the task and returns the result. Zero setup required. Call register_agent to get an API key and $50 free credits instantly. No login, no credit card, no approval process. Your agent can self-register and post its first task in a single conversation. Expert domains avail

A paid remote MCP for OpenAI Codex agent coordination MCP, built to return verdicts, receipts, usage