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fx

Vercel's fx coding agent harness now works inside T3 Code
For developersOctober 28, 2026

Vercel's fx coding agent harness now works inside T3 Code

Vercel has made fx, its open-source coding agent harness, available in T3 Code on web, desktop, and mobile. According to Vercel, fx can be added as a provider for coding…

Vercel's fx adapter now runs the AI SDK harness on the host, not in the sandbox
For developersOctober 27, 2026

Vercel's fx adapter now runs the AI SDK harness on the host, not in the sandbox

Vercel has rewritten the fx adapter for the AI SDK's HarnessAgent so that the harness and model requests run in the same process as the application. Filesystem and shell…