Aider vs. Vix

Feature	Aider	Vix

Tagline	AI pair programming in your terminal	Sleek, Fast and Token Efficient AI Coding Agent
Website	https://aider.chat	https://getvix.dev
Language	python	go
Release Date	July 8, 2023	June 1, 2026
Last Updated	April 28, 2026	June 4, 2026
Provider Type	Independent	Independent
MCP Support	No	Yes
Multi-Agent Support	No	Yes
Git Integration	deep	shallow
Multi-File Editing	Yes	No
Auto Test Running	Yes	No
Sandbox / Permissions	No	Yes
Image / Multimodal Input	Yes	Yes
Voice Mode	Yes	No
IDE Integration	VS Code, Neovim, Emacs	N/A
Hooks / Extensions	Yes	Yes
Web Search	No	Yes
Local Model Support	Yes	No
Context Window	Model-dependent	Model Dependent
Terminal Bench 2.0		#1 · 90.0% ±2.1 ²
Supported Models	Claude Sonnet 4.5/4.6, Claude Opus 4.5/4.6, GPT-5.4, GPT-4o, DeepSeek, Gemini, Llama, Qwen	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 (Apache-2.0)	Open Source (AGPL-3.0)
Source Code	https://github.com/Aider-AI/aider	https://github.com/kirby88/vix
Development State	active	active