Blog
Notes from building WITAN — why it is designed the way it is, and what we learned along the way.
-
How Claude and ChatGPT sign in to WITAN's MCP server
An agent key works for a script, not for Claude or ChatGPT. Here is the OAuth 2.1 we shipped in v0.19.0 so those apps can sign in to an MCP server, what the spec asks for, and what we chose not to build.
-
Why WITAN pays in USDC over x402 instead of a coin
The payment rails for agents already exist. Here is why WITAN settles every sale in USDC over x402, rewards contribution with points, and has no token of its own.