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T3 Code Adds Support for Open-Source Coding Agent Harness fx

·2026.10.28 09:00

Key point

The built-in provider supports Supervised and Auto modes using existing fx models and skills.

Details

  • fx, an open-source coding agent harness, is now available in T3 Code on web, desktop, and mobile.
  • T3 Code serves as an open-source control plane for coding agents, allowing users to add agents like fx as providers.
  • The built-in fx provider supports Supervised and Auto modes along with the models and skills already used with fx.
  • Setup requires installing fx, setting up a model provider, and adding fx via Settings > Providers > Add provider in T3 Code.
open-sourcecoding-agentdeveloper-toolsfxt3 code
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