Open Brain
VercelEngineering PostOfficial Source

fx is now available in T3 Code

T3 Code can now run fx as a provider across web, desktop and mobile, with Supervised and Auto modes plus fx's existing models and skills.

Vercel · Oct 28, 2026
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Source Summary

The open-source coding agent harness fx is now available as a provider in T3 Code on **web, desktop and mobile**. Its provider supports **Supervised and Auto modes** and the models and skills already used with fx.

Practical Implication

If you use T3 Code to manage coding sessions, install fx, configure a model provider, then add fx under Settings > Providers.

Agent-Ready Context
The open-source coding agent harness fx is now available as a provider in T3 Code on **web, desktop and mobile**. Its provider supports **Supervised and Auto modes** and the models and skills already used with fx.

If you use T3 Code to manage coding sessions, install fx, configure a model provider, then add fx under Settings > Providers.

The material describes the integration but gives no details on differences between modes or any limits on supported models and skills.
Connected Context · Feed7 Judgment

T3 Code can now host fx sessions across web, desktop, and mobile, carrying fx's existing models and skills into those surfaces. The integration widens where users can manage fx, but the supplied details do not explain how Supervised and Auto modes differ or which configurations they support.

Context Map
toolscoding#coding-agents#dev-ux
Uncertainty
The material describes the integration but gives no details on differences between modes or any limits on supported models and skills.