fx (by Vercel) vs. Kilo Code

Feature	fx (by Vercel)	Kilo Code

Tagline	Tiny, open, embeddable, native coding agent by Vercel.	The all-in-one agentic engineering platform
Website	https://fx.sh	https://kilo.ai
Language	zig	typescript
Release Date	August 17, 2026	October 15, 2025
Last Updated	August 19, 2026	July 15, 2026
Provider Type	Independent	Independent
MCP Support	Yes	Yes
Multi-Agent Support	No	Yes
Git Integration	minimal	deep
Multi-File Editing	Yes	Yes
Auto Test Running	No	Yes
Sandbox / Permissions	Yes	Yes
Image / Multimodal Input	Yes	Yes
Voice Mode	No	No
IDE Integration		VS Code, JetBrains, Cursor, Windsurf, Trae AI
Hooks / Extensions	No	Yes
Web Search	Yes	Yes
Local Model Support	Yes	Yes
Context Window	Model dependent	Model-dependent
Supported Models	All Vercel AI Gateway supported models, including OpenAI, Anthropic, Google, DeepSeek, z.AI, Moonshot, etc	Kilo Gateway managed AI models and supports 500+ AI models including Anthropic, GPT, Gemini, Custom AI models.
Supported Subscriptions	—	ChatGPT GitHub Copilot SuperGrok OpenCode Go / Zen X Premium Kilo Pass Ollama Cloud MiniMax Token Plan
Pricing Model	Free, BYOK, Usage Based	Freemium, Usage Based, Subscription, Free, BYOK
Free Tier	No	Yes
Price Range	0 - $20 / mo / Custom (Vercel AI Gateway)	Free forever (individual users, BYOK), $19/mo (Kilo Pass), $15/mo (teams)
Source Code Availability	Open Source (Apache-2.0)	Open Source (MIT)
Source Code	https://github.com/vercel-labs/fx	https://github.com/Kilo-Org/kilocode
Development State	active	active