Muse Code vs. Pi

Feature	Muse Code	Pi

Tagline	Meta's coding agent for the terminal and CI, built on Muse Spark	A minimal terminal coding harness
Website	https://developer.meta.com/ai/products/muse-code/	https://pi.dev
Language	rust	typescript
Release Date	August 5, 2026	December 2, 2025
Last Updated	September 4, 2026	August 19, 2026
Provider Type	AI Lab	Independent
MCP Support	Yes	No
Multi-Agent Support	Yes	Yes
Git Integration	deep	deep
Multi-File Editing	Yes	Yes
Auto Test Running	No	Yes
Sandbox / Permissions	Yes	Yes
Image / Multimodal Input	Yes	Yes
Voice Mode	Yes	No
IDE Integration	None - terminal only	None - Terminal only
Hooks / Extensions	Yes	Yes
Web Search	No	Yes
Local Model Support	No	Yes
Context Window	1M tokens	Model-dependent; auto-compaction
Supported Models	Muse Spark 1.2, Muse Spark 1.1	20+ providers: Anthropic, OpenAI, Google, Mistral, OpenRouter, Groq, Ollama, xAI, Azure, Bedrock
Supported Subscriptions	—	GitHub Copilot Claude Code ChatGPT
Pricing Model	Usage Based	BYOK
Free Tier	No	Yes
Price Range	Usage-based (from $0.10/M tokens)	Free (BYOK)
Source Code Availability	Proprietary Software	Open Source (MIT)
Source Code	N/A	https://github.com/badlogic/pi-mono
Development State	active	active