Deep Agents CLI vs. Vix

Feature	Deep Agents CLI	Vix
Tagline	A pre-built coding agent powered by any LLM with tool calling	Sleek, Fast and Token Efficient AI Coding Agent
Website	https://docs.langchain.com/deepagents	https://getvix.dev
Language	python	go
Release Date	October 19, 2025	June 1, 2026
Last Updated	June 3, 2026	June 4, 2026
Provider Type	Independent	Independent
MCP Support	Yes	Yes
Multi-Agent Support	Yes	Yes
Git Integration	basic	shallow
Multi-File Editing	Yes	No
Auto Test Running	No	No
Sandbox / Permissions	Yes	Yes
Image / Multimodal Input	No	Yes
Voice Mode	No	No
IDE Integration	None - terminal only	N/A
Hooks / Extensions	Yes	Yes
Web Search	Yes	Yes
Local Model Support	Yes	No
Context Window	Model-dependent; compression at threshold	Model Dependent
Terminal Bench 2.0	#29 · 66.5% ±3.1 1	#1 · 90.0% ±2.1 2
Supported Models	Any LangChain model: Claude, GPT-5, Gemini, DeepSeek, Ollama, Groq, xAI	Anthropic Models (Opus 4.8 / 4.7 / 4.6), OpenAI (GPT-5.1 / o3 / 4o), MiniMax, Xiaomin MiMo and 300+ Models on OpenRouter.
Pricing Model	BYOK	$0
Free Tier	Yes	No
Price Range	Free (BYOK)	$0
Source Code Availability	Open Source (MIT)	Open Source (AGPL-3.0)
Source Code	https://github.com/langchain-ai/deepagents	https://github.com/kirby88/vix
Development State	active	active

¹ Deep Agents CLI tested with GPT-5.2-Codex on Terminal Bench v2.0.

² Vix tested with Claude Opus 4.7 on Terminal Bench v2.0.