AI agents & MCP
Letting an agent open an inbox, wait for the confirmation code and carry on without you.
3 guides
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AI agents & MCP
Email for AI agents: sign-up verification without a human
Why the email step breaks agents, the two ways to give one an inbox (MCP with a blocking wait, or a REST tool), the tool functions in Python for LangChain and the OpenAI Agents SDK and in TypeScript for the Vercel AI SDK, the four-call loop, the alias rule, guardrails for an unattended agent, and notes for browser agents.
21 min readIntermediate
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AI agents & MCP
Email inbox for Claude Code, Cursor and Windsurf via MCP
The configuration for seven clients (Claude Code, Claude Desktop, Cursor, Windsurf, VS Code, Codex CLI, Gemini CLI), how to check the server answers from a shell, the six tools, the sign-up loop in four calls, what to write in CLAUDE.md or the rules file, and a troubleshooting table.
14 min readBeginner
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AI agents & MCP
MCP email inbox: let an AI agent confirm its own sign-up
Connecting an MCP client in one line, the four tool calls that carry an agent through a sign-up, why wait_for_message returns before the mail does, and what to write in the agent’s own instructions.
13 min readIntermediate
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Browse by topic
- Getting started What a disposable address actually is, how to open one, and what happens to the mail afterwards. 2 guides
- Testing & CI Reading real mail from a test suite: sign-up flows, verification codes, pipelines that must not flake. 5 guides
- API & automation Scripts, schedulers and everything else you can drive over three HTTP endpoints. 4 guides
- Privacy & everyday use Signing up without handing over your real address — and being honest about where that stops working. 7 guides
- Your own domain One MX record, a catch-all inbox, and an address per service that you can burn one at a time. 2 guides
- Email & deliverability MX, SPF, DKIM, DMARC, bounces, and why a message that was sent never arrived. 5 guides
- Troubleshooting When mail does not turn up, the API answers 404, or a form refuses the address outright. 1 guide
- Comparisons Named services, dated facts, and the places where this one loses. 1 guide
- Alternatives GrabMail against one named service at a time: what each does well, what each costs, and which to pick for which job. 16 guides
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