Aider vs. OpenCode

Feature	Aider	OpenCode

Tagline	AI pair programming in your terminal	The open source AI coding agent built for the terminal
Website	https://aider.chat	https://opencode.ai
Language	python	typescript
Release Date	July 8, 2023	May 14, 2025
Last Updated	April 28, 2026	June 3, 2026
Provider Type	Independent	Independent
MCP Support	No	Yes
Multi-Agent Support	No	Yes
Git Integration	deep	basic
Multi-File Editing	Yes	Yes
Auto Test Running	Yes	Yes
Sandbox / Permissions	No	Yes
Image / Multimodal Input	Yes	Yes
Voice Mode	Yes	No
IDE Integration	VS Code, Neovim, Emacs	VS Code, Cursor
Hooks / Extensions	Yes	Yes
Web Search	No	Yes
Local Model Support	Yes	Yes
Context Window	Model-dependent	Model-dependent; auto-compact
Terminal Bench 2.0		#66 · 51.7% ²
Supported Models	Claude Sonnet 4.5/4.6, Claude Opus 4.5/4.6, GPT-5.4, GPT-4o, DeepSeek, Gemini, Llama, Qwen	OpenCode managed models, 400+ AI models from OpenRouter - OpenAI, Google, Moonshot AI, xAI, Minimax
Pricing Model	BYOK	Freemium
Free Tier	Yes	Yes
Price Range	Free (BYOK)	Free (BYOK) / $10/mo
Source Code Availability	Open Source (Apache-2.0)	Open Source (MIT)
Source Code	https://github.com/Aider-AI/aider	https://github.com/anomalyco/opencode
Development State	active	active