# Guillermo Rauch says Theo cooked, praising T3 Code's fx integration

> Original title: Theo cooked

- Source: Guillermo Rauch
- Published: 2026-10-28T18:02:29.000Z
- Bad Influence: https://badinfluence.news/items/nwrv28xrkw67mtn6kj6v5s9xc
- Original: https://x.com/rauchg/status/2115504493026812164

## Summary

Guillermo Rauch of Vercel writes "Theo cooked" on X. The post links to Vercel's changelog, where fx, Vercel's open-source agent harness, is now a built-in provider in T3 Code. Vercel says fx runs on web, desktop, and mobile and works with users' existing models and skills.

## Post

Theo cooked

## Quoted post @vercel_dev

> fx × T3 Code: our open-source agent harness, fx, is now a built-in provider in T3 Code.
> 
> • Runs on web, desktop, and mobile
> • Works with your existing models and skills
> https://vercel.com/changelog/fx-is-now-available-in-t3-code

https://x.com/vercel_dev/status/2115491309591167359