Why a protocol
The integration problem MCP solves, and what it deliberately does not.
First to openThe open standard for giving models tools and data. Build a server, connect it to a client, and understand what happens on the wire.
CourseComing soonIntermediateAfter AI Agents
The integration problem MCP solves, and what it deliberately does not.
First to openResources, tools, prompts. Reading the spec without falling asleep.
PlannedPython SDK, a real data source, tests that run without a model.
PlannedConnecting to Claude and other hosts; transports; lifecycle.
PlannedPermissions, secrets, prompt injection through tool results.
PlannedVersioning, observability, and running servers for a team.
PlannedOne email from the letter when it goes live. Unsubscribe any time.
The announcement comes through the letter: one email when part 1 goes live, free like every first part. Unsubscribe any time from the email or your account.