fx
fx is can now orchestrate subagents with different models & reasoning efforts.. It is ranked #19 on the Vibe Coding Radar, in Coding agents, first seen 7 days ago and shared in 3 posts (348.6k views).
What fx says about itself
Tiny, open, native coding agent. A minimal CLI written in Zig, optimized for research and embeddability as part of larger systems.
fx - Tiny, open, native coding agent install Tiny, open, native coding agent. $ curl -fsSL https://fx.sh/setup.sh | bash copied v0.0.10 (notes) · 6.17mib · status: experimental (i) use at your own risk, we will be making frequent changes This demo runs the full fx CLI as WebAssembly compiled with the Zig toolchain. Networking is delegated to browser fetch , and every SDK aspect is configurable in the docs . fx 𝒇 x v0.0.10 · Run /help for commands ┃ auto · kimi-k3 (i) This demo is available in browsers with WebAssembly JSPI support, like Safari 27+ and Chrome. This demo runs fx in WebAssembly with a browser workspace powered by just-bash .…
What people said about fx on X
http://fx.sh can now orchestrate subagents with different models & reasoning efforts. e.g: Fable planning and Grok executing. Fable is a genius, Grok is a fast workhorse. ① Simple. 𝙰𝙶𝙴𝙽𝚃𝚂.𝚖𝚍 or your prompt can indicate this preference. ② Steer as you please. It’s extremely enjoyable to use. You just talk to…
— @rauchg, 7 days ago · 1.1k likes · see the post
fx v0.0.9 Use a frontier model to steer, then hand implementation to a fast workhorse. • Give each subagent its own model and reasoning effort • Subagents keep working while you steer • Send feedback to subagents mid-task • Switch models with Ctrl+P without losing your draft or images • New conversations get short…
— @fazxes, 7 days ago · 230 likes · see the post
auto maxxing
— @fazxes, 4 days ago · 30 likes · see the post
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fx in numbers
- Rank on the Vibe Coding Radar: #19 of 141
- Shared in 3 posts by 2 accounts: @rauchg, @fazxes
- 348.6k views on those posts
- First seen 7 days ago, last shared 4 days ago
- Pricing seen by Jev: open source
- Market: Coding agents
FAQ
What is fx?
can now orchestrate subagents with different models & reasoning efforts. It was first shared on X 7 days ago and is ranked #19 on the Vibe Coding Radar.
Is fx free?
It is open source.
Who shared fx?
2 accounts on X, including @rauchg, @fazxes, in 3 posts totalling 348.6k views.
Every post is read and classified by Jev (TypeSafe): what it is, which market it belongs to, and whether the link is a real tool. 1.8k posts from 1.8k X accounts over the last 14 days, 141 tools, 12 markets. Collected every 5 minutes, fully re-ranked every hour — last update 2026-09-19 01:18 UTC. Full method.