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[ARTICLE · art-159736] src=vercel.com ↗ pub= topic=ai-agents verified=true sentiment=↑ positive

fx is now available in T3 Code

The open-source coding agent harness fx is now available as a provider in T3 Code, the open-source control plane for coding agents, across web, desktop, and mobile. The built-in fx provider supports Supervised and Auto modes along with the models and skills users already run with fx, and is added via Settings > Providers > Add provider after installing fx and configuring a model provider.

by read1 min views1 publishedOct 28, 2026

You can now use fx, our open-source coding agent harness, in T3 Code on web, desktop, and mobile. T3 Code is an open-source control plane for coding agents, allowing you to add agents like fx as providers for your coding sessions. The built-in fx provider supports Supervised and Auto modes, along with the models and skills you already use with fx.

Get started by installing fx and setting up your model provider. Then download T3 Code and add fx from Settings > Providers > Add provider.

source & further reading
vercel.com — original article ElevenLabs on AI Gateway The fx adapter now runs the harness on the host AI traffic insights now available in Vercel Observability
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