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About

Muse Code is Meta’s terminal coding agent, powered by Muse Spark 1.2, for handling complex software engineering tasks across large repositories. The agent can plan changes, write code, validate results, and coordinate multiple persistent subagents during development sessions. Muse Code uses async background agents that stay active throughout a session to reduce repeated information gathering and help complete multi-step tasks with less steering. Its runtime uses a local event log that records model calls, tool runs, approvals, and edits so sessions can be replayed and resumed after failures. Muse Code includes bundled skills such as /plan for approval-gated planning, /grill for stress-testing plans, and /goal for working toward completion. Built for AI developers and software teams, Muse Code helps automate coding workflows, long-running engineering tasks, debugging, and repository-level development.

About

Muse Spark is a multimodal AI reasoning model developed by Meta as part of its push toward personal superintelligence. It integrates text, images, and tools to deliver advanced reasoning and interactive capabilities. The model supports features like visual chain-of-thought and multi-agent orchestration. Users can leverage Muse Spark for tasks such as problem-solving, content creation, and real-world troubleshooting. Its Contemplating mode enables multiple AI agents to reason in parallel for improved performance. Muse Spark also demonstrates strong capabilities in areas like health insights and visual understanding. Overall, it represents a significant step toward more intelligent and personalized AI systems.

Platforms Supported

Windows Supported
Mac Supported
Linux Supported
Cloud Not Supported
On-Premises Not Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Platforms Supported

Windows Not Supported
Mac Not Supported
Linux Not Supported
Cloud Supported
On-Premises Not Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Audience

Software engineers, AI developers, coding agent users, platform teams, DevOps teams, ML engineers, research teams, enterprise development teams, and organizations that need terminal coding agents, repository automation, code generation, debugging, validation, persistent subagents, replay-safe execution, long-running coding workflows, and end-to-end software development support

Audience

Developers, researchers, enterprises, and tech-savvy users seeking advanced multimodal AI capabilities for reasoning, automation, and building next-generation intelligent applications

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Supported

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Supported

API

Offers API Supported

API

Offers API Supported

Screenshots and Videos

Screenshots and Videos

Pricing

$1.25 per 1M tokens (input)
Standard pricing: $1.25 per million input tokens and $4.25 per million output tokens

Discounted "contributor" tier costing $0.10 per million input tokens and $0.20 per million output tokens for users who agree to share feedback to improve the AI.
Free Version Supported
Free Trial Not Supported

Pricing

No information available.
Free Version Not Supported
Free Trial Not Supported

Reviews/Ratings

Overall 5.0 / 5
ease 5.0 / 5

Reviews/Ratings

Overall 5.0 / 5
ease 5.0 / 5
features 5.0 / 5
design 5.0 / 5
support 5.0 / 5

Pros & Cons from Real Users

Pros

  • Muse Code looks exciting because Meta is finally going after coding agents directly, not just releasing another general AI model. A terminal-based agent that can write code, inspect software, run tests, and validate changes is exactly the kind of workflow developers actually care about. The pricing angle is a big deal. Meta is pitching Muse Code as one of the more affordable coding agents, with a lower-cost tier that is reportedly less than one-tenth the cost of its general Muse Spark model. That matters if you use coding agents all day instead of just for the occasional refactor. I also like that it is powered by Muse Spark 1.2, which sounds more focused on software engineering than earlier Muse Spark releases. If Meta can make the agent reliable inside real repos, Muse Code could become a serious daily tool.

Cons

  • It is still in beta, so I would not trust it blindly yet. Coding agents need to prove themselves on messy codebases, failing tests, weird dependencies, security-sensitive changes, and long multi-step tasks. I would also want to see more independent developer feedback. Meta’s pricing and positioning are interesting, but the real test is whether Muse Code can consistently make good changes without wasting time or creating cleanup work.

Pros & Cons from Real Users

Pros

  • Seems like Meta AI is finally on the right path with regards to intelligent AI models. Muse Spark is a huge upgrade over Llama.

Cons

  • Still behind some of the other frontier models from other AI labs.

Training

Documentation Supported
Webinars Not Supported
Live Online Not Supported
In Person Not Supported

Training

Documentation Supported
Webinars Not Supported
Live Online Not Supported
In Person Not Supported

Company Information

Meta
Founded: 2004
United States
meta.ai

Company Information

Meta
Founded: 2004
United States
ai.meta.com

Alternatives

Claude Code

Claude Code

Anthropic

Alternatives

GPT-5.6 Sol

GPT-5.6 Sol

OpenAI
GPT-6 Astra

GPT-6 Astra

OpenAI
Hermes Agent

Hermes Agent

Nous Research
GPT-6 Luna

GPT-6 Luna

OpenAI

Categories

Categories

AI Coding Models Supported
AI Models Supported
Foundation Models Supported
Multimodal Models Supported

Integrations

Meta AI Supported
Muse Spark 1.1 Supported
Muse Spark 1.2 Supported
Muse Spark 1.3 Supported
Claude Agent SDK Not Supported
Codex CLI Not Supported
Continue Not Supported
Facebook Not Supported
Facebook Messenger Not Supported
Gray Swan Not Supported
Hermes Agent Not Supported
LangChain Not Supported
Muse Not Supported
Muse Spark Supported
Muse Video Not Supported
Odysseus Not Supported
OpenAI Codex Not Supported
OpenClaw Not Supported
OpenCode Not Supported
Vercel AI SDK Not Supported

Integrations

Meta AI Supported
Muse Spark 1.1 Supported
Muse Spark 1.2 Supported
Muse Spark 1.3 Supported
Claude Agent SDK Supported
Codex CLI Supported
Continue Supported
Facebook Supported
Facebook Messenger Supported
Gray Swan Supported
Hermes Agent Supported
LangChain Supported
Muse Supported
Muse Spark Not Supported
Muse Video Supported
Odysseus Supported
OpenAI Codex Supported
OpenClaw Supported
OpenCode Supported
Vercel AI SDK Supported
Claim Muse Code and update features and information
Claim Muse Code and update features and information
Claim Muse Spark and update features and information
Claim Muse Spark and update features and information