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Muse Wonder

Meta’s AI model for complex coding, long-running agents and computer use

Sources checked

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Pricing
Muse Wonder API usage costs $4 per million input tokens, $0.20 per million cached input tokens and $20 per million output tokens. Muse Code subscriptions range from $5 to $200 per month; Wonder is included on every plan, while Wonder Full requires Power Usage ($50/month) or Maximum Usage ($200/month). Official source 1 ↗ · Official source 2 ↗ · Official source 3 ↗
Available as
Access Muse Wonder through Meta Model API or the Muse Code terminal agent. Official source 1 ↗ · Official source 2 ↗
Primary group
Coding & Development

What it does

Muse Wonder is Meta’s model for complex software engineering and long-running agents. It supports multimodal inputs, text output and a 1,048,576-token context window. Use it through Meta Model API or Muse Code; the separate Wonder Full variant requires a Power Usage or Maximum Usage Muse Code subscription. Meta currently labels Muse Wonder as preview.

Official source 1 ↗

Features

  • Multi-file software engineering. Make and verify changes across files in existing repositories. Official source 1 ↗
  • Long-running agent workflows. Plan multi-step tasks, delegate to sub-agents, call tools in parallel and recover from errors. Official source 1 ↗
  • Multimodal input and long context. Accept text, images, video, audio and PDFs, return text, and work with a 1,048,576-token context window. Official source 1 ↗
  • Computer use. Power agents that see and operate browser, desktop and mobile interfaces. Official source 1 ↗
  • Tools, structured output and search. Use tool calling, structured output and search grounding when building applications or agents. Official source 1 ↗
  • Adjustable reasoning. Choose reasoning effort from minimal through max. Official source 1 ↗

Pricing & free limits

Muse Wonder API — Standard

$4 input / $0.20 cached input / $20 outputper 1 million tokens; pay as you go

Access muse-wonder-1.0 through Model API or pay-as-you-go Muse Code. Wonder Full is not available through Model API. Official source 1 ↗ · Official source 2 ↗

Muse Code — Everyday Usage

$5/monthmonthly subscription

Includes Muse Wonder, 10–50 prompts every five hours, image and video uploads, voice mode and web search. Official source 1 ↗ · Official source 2 ↗

Muse Code — Power Usage

$50/monthmonthly subscription

Includes Muse Wonder and Wonder Full, everything in High Usage, 20 times Everyday Usage, early access and higher file uploads. Official source 1 ↗ · Official source 2 ↗

Billing details

Web search grounding adds $2.50 per 1,000 search queries to the request’s token cost. There is no long-context token-price premium. Official source 1 ↗

Muse Code subscriptions renew monthly. Cancel at least 24 hours before the next billing date; access continues until the current billing cycle ends. Official source 1 ↗

A Muse Code subscription covers only its connected CLI credential. Additional API keys are billed separately on pay-as-you-go rates. Official source 1 ↗

Standard mode does not use your content to train Meta models. Muse Code subscriptions default to Contributor mode, which provides more usage in exchange for training permission; you can turn it off. Official source 1 ↗ · Official source 2 ↗

Free access & limits

Free access and its limits were not established by the checked official sources.

Best for & limitations

Build an engineering agent for multi-file code changes and long tasks that need sub-agent orchestration. Official source 1 ↗

Integrate a model into a personal or professional agent that can interact with desktop software. Official source 1 ↗

  • Preview availability. Meta currently labels Muse Wonder as preview. Official source 1 ↗
  • Wonder Full access. Wonder Full is a separate variant restricted to Muse Code Power Usage and Maximum Usage subscriptions. Setting Wonder’s reasoning effort to max does not select Full. Official source 1 ↗
  • API rate limits. Muse Wonder API limits are 3,000 requests and 4,000,000 tokens per minute, shared across all API keys in a team. Official source 1 ↗
  • Regional subscription differences. Muse Code subscription benefits and availability can vary by region and are shown during onboarding. Official source 1 ↗
Muse Wonder product screenshot
Website previewFixed desktop viewport · 1440 × 900

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