System · Agent systems · Coding agent

fx

A vendor-backed coding agent built to be embedded rather than to be a platform: one small native binary that speaks ACP, reads the skill and MCP conventions of other agents, and loads into a browser or server as a library.

Source model

Open source

Licenses

Apache License 2.0

Deployment

Local CLI · Embedded library

Status

Active

Product boundary

Vercel's separate AI SDK harness adapter launches fx inside a Vercel sandbox over ACP; that adapter belongs to the AI SDK and is not part of this record.

Open in the directory → Open repository ↗

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