Aider vs. Devin for Terminal

Feature	Aider	Devin for Terminal

Tagline	AI pair programming in your terminal	A local coding agent that runs directly in your terminal from Cognition AI
Website	https://aider.chat	https://devin.ai/terminal
Language	python	rust
Release Date	July 8, 2023	April 9, 2026
Last Updated	June 29, 2026	July 1, 2026
Provider Type	Independent	AI Lab
MCP Support	No	Yes
Multi-Agent Support	No	Yes
Git Integration	deep	deep
Multi-File Editing	Yes	Yes
Auto Test Running	Yes	No
Sandbox / Permissions	No	Yes
Image / Multimodal Input	Yes	Yes
Voice Mode	Yes	No
IDE Integration	VS Code, Neovim, Emacs	Windsurf IDE
Hooks / Extensions	Yes	Yes
Web Search	No	Yes
Local Model Support	Yes	No
Context Window	Model-dependent	Model dependent
Supported Models	Claude Sonnet 4.5/4.6, Claude Opus 4.5/4.6, GPT-5.4, GPT-4o, DeepSeek, Gemini, Llama, Qwen	Cognition (SWE-1), Anthropic (Opus, Sonnet, Haiku), OpenAI (GPT, GPT-mini, GPT-Codex), Google (Gemini), Kimi (Kimi K2.5), GLM (GLM 5)
Pricing Model	BYOK	Subscription, Usage Based
Free Tier	Yes	Yes
Price Range	Free (BYOK)	$0, $20 - $200 per month
Source Code Availability	Open Source (Apache-2.0)	Proprietary Software
Source Code	https://github.com/Aider-AI/aider	N/A
Development State	active	active