"Gmail login" matching MCP connectors:

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Score and tailor your CV/resume against a job posting — for AI agents and humans, no-login trial.

Verify the email instantly: Identify the spam email while authenticating your users.

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

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

CroweLM tiers and frontier engines by name, metered per Crowe Logic plan. Ask, list models, account.

Agent-Native Superhuman - email client with keyboard shortcuts and AI triage

LangChain Login and Token Agent