fx (by Vercel) vs. omp

Feature	fx (by Vercel)	omp

Tagline	Tiny, open, embeddable, native coding agent by Vercel.	Oh My Pi (omp), a coding agent with the IDE wired in
Website	https://fx.sh	https://omp.sh/
Language	zig	typescript
Release Date	August 17, 2026	December 31, 2025
Last Updated	August 19, 2026	September 4, 2026
Provider Type	Independent	Independent
MCP Support	Yes	Yes
Multi-Agent Support	No	Yes
Git Integration	basic	deep
Multi-File Editing	Yes	Yes
Auto Test Running	No	Yes
Sandbox / Permissions	Yes	Yes
Image / Multimodal Input	Yes	Yes
Voice Mode	No	Yes
IDE Integration	None - Terminal only	Zed (via ACP)
Hooks / Extensions	No	Yes
Web Search	Yes	Yes
Local Model Support	Yes	Yes
Context Window	Model-dependent	Model-dependent; auto-compaction
Supported Models	All Vercel AI Gateway supported models, including OpenAI, Anthropic, Google, DeepSeek, z.AI, Moonshot, etc	60+ providers and ~1000 models across 10 routing roles: Anthropic, OpenAI, Gemini, Vertex, xAI, DeepSeek, Mistral, Groq, Cerebras, Fireworks, Together, Bedrock, Azure, OpenRouter; local via Ollama, LM Studio, llama.cpp, vLLM, LiteLLM
Supported Subscriptions	—	Claude Code ChatGPT GitHub Copilot SuperGrokCursorGoogle AntigravityKimi CodeDevinGitLab Duo
Pricing Model	Free, BYOK, Usage Based	Free, BYOK
Free Tier	No	Yes
Price Range	0 - $20 / mo / Custom (Vercel AI Gateway)	Free (BYOK)
Source Code Availability	Open Source (Apache-2.0)	Open Source (MIT)
Source Code	https://github.com/vercel-labs/fx	https://github.com/can1357/oh-my-pi
Development State	active	active