Guides

Inbound email for developers: how it works, which provider to use, and what to build on top. Written from running a production email-to-data pipeline, not from other blog posts.

Cloudflare gave your agent an inbox. Don't feed it raw email.Cloudflare Email Service solves transport; raw RFC-822 is still the most hostile input your agent eats. Fifteen lines wire Email Routing or onEmail to schema-validated JSON with per-field trust labels.6 minute read Pointer vs payload: measuring agent contextSame deal, three ways to send it to an agent. Raw email: 99 tokens, zero verified, zero relatable. A resolvable event id: 17 tokens, and the receiver joins it against everything it already holds. Measured, reproducible.6 minute read Give your AI agent an inbox (MCP)Connect Claude, Cursor or your own agent to email as a structured data source: setup, the MCP tools, and why extraction must happen before the agent.8 minute read SES vs Mailgun vs SendGrid vs Postmark: inbound email comparedWhat each inbound parse option actually hands you, where the work starts, and when a mail pipe is not enough.9 minute read

Recipes

Shorter, use-case-shaped walkthroughs: a source, a schema, and the thing you would build.