Writing

The single highest-leverage piece of writing you'll do when shipping AI agents isn't the system prompt. It's the tool description. Here's the format that prevents misfires.

Generation is day one. The problem is what happens on day thirty, when the spec has changed but the MCP server hasn't.

Required param added, endpoint removed, auth changed -- none of these need a major version bump to break your callers. Here's how each one works and how to catch all 8 in CI.

If you're using Speakeasy or Fern for SDK generation, gate-only mode adds enforcement and audit trail without replacing your generation workflow.

A git-native gate that stops breaking API changes before they reach production — or your AI agents. 100% detection accuracy on our 34-scenario corpus.

SDK drift isn’t a discipline problem. It’s an architecture problem. When regeneration is manual, drift is inevitable.

We pointed StateAnchor at its own repo. Here’s what we gate, what we caught, and what the audit trail looks like.