Cosine vs. GitHub Copilot CLI

Feature	Cosine	GitHub Copilot CLI

Tagline	Your coding agent in your terminal.	The power of GitHub Copilot in your terminal
Website	https://cosine.sh/cli	https://github.com/features/copilot/cli
Language	go	typescript
Release Date		September 24, 2025
Last Updated	September 4, 2026	June 29, 2026
Provider Type	AI Lab	AI Lab
MCP Support	Yes	Yes
Multi-Agent Support	Yes	Yes
Git Integration	deep	deep
Multi-File Editing	Yes	Yes
Auto Test Running	Yes	Yes
Sandbox / Permissions	Yes	No
Image / Multimodal Input	Yes	Yes
Voice Mode	No	Yes
IDE Integration	VS Code	VS Code, Cursor, Windsurf, JetBrains, Neovim, Visual Studio, Xcode
Hooks / Extensions	Yes	Yes
Web Search	Yes	Yes
Local Model Support	No	Yes
Context Window	Model dependent	Auto-managed
Supported Models	Lumen Scout, Lumen Outpost; GPT-5.5/5.4, Claude Opus 4.7/4.6, Claude Sonnet 4.6, Gemini 3.1 Pro, Gemini 3 Flash, Kimi K2.6, GLM 5.1, MiniMax M2.7, Qwen 3.6 Plus, DeepSeek v4 Pro	Multi-provider (GitHub-managed) and local models
Supported Subscriptions	—	GitHub Copilot
Pricing Model	Usage Based, Freemium, Subscription	Freemium, Usage Based
Free Tier	No	Yes
Price Range	$19-999/mo	Free / $10-39/mo
Source Code Availability	Proprietary Software	Proprietary Software
Source Code	N/A	https://github.com/github/copilot-cli
Development State	active	active