Cline CLI vs. fx (by Vercel)

Feature	Cline CLI	fx (by Vercel)

Tagline	Autonomous coding agent right in your terminal	Tiny, open, embeddable, native coding agent by Vercel.
Website	https://cline.bot	https://fx.sh
Language	typescript	zig
Release Date	October 2, 2025	August 17, 2026
Last Updated	June 29, 2026	August 19, 2026
Provider Type	Independent	Independent
MCP Support	Yes	Yes
Multi-Agent Support	Yes	No
Git Integration	basic	minimal
Multi-File Editing	Yes	Yes
Auto Test Running	Yes	No
Sandbox / Permissions	Yes	Yes
Image / Multimodal Input	Yes	Yes
Voice Mode	Yes	No
IDE Integration	VS Code, JetBrains, Zed, Neovim, Emacs
Hooks / Extensions	Yes	No
Web Search	Yes	Yes
Local Model Support	Yes	Yes
Context Window	Model-dependent (up to 1M)	Model dependent
Supported Models	AI models from Anthropic, OpenAI, Google, xAI, Mistral, DeepSeek, Meta, Azure, Cerebras, 30+ providers	All Vercel AI Gateway supported models, including OpenAI, Anthropic, Google, DeepSeek, z.AI, Moonshot, etc
Supported Subscriptions	ChatGPT Claude Code	—
Pricing Model	Freemium	Free, BYOK, Usage Based
Free Tier	Yes	No
Price Range	Free (BYOK) / $20/mo per user	0 - $20 / mo / Custom (Vercel AI Gateway)
Source Code Availability	Open Source (Apache-2.0)	Open Source (Apache-2.0)
Source Code	https://github.com/cline/cline	https://github.com/vercel-labs/fx
Development State	active	active