Muse Models by AI at Meta
2 models2026Up to 1m ctxFrom $1.25/1M input
Capabilities
VisionAll models
MultimodalAll models
ReasoningAll models
Function CallingAll models
Tool UseAll models
Structured Outputs1 of 2 models
Links
WebsiteAbout
Muse is Meta's family of models from Meta Superintelligence Labs. Muse Spark 1.1 is the latest multimodal reasoning model for agentic, coding, computer-use, and multimodal workflows, available through Meta AI and public-preview Meta Model API.
Current Variants
Use-when guidance is based on each model's tracked capabilities, context window, release date, and replacement status.
2 in view
Muse Spark 1.1Current
Use when the workload needs coding, 1m context, and reasoning.
2026-07coding1m contextreasoning
Muse SparkCurrent
Use when the workload needs reasoning, tool use, and function calling.
2026-04reasoningtool usefunction calling
| Model | Use when | Released | Signals | Status |
|---|---|---|---|---|
| Muse Spark 1.1 | Use when the workload needs coding, 1m context, and reasoning. | 2026-07 | coding1m contextreasoning | Current |
| Muse Spark | Use when the workload needs reasoning, tool use, and function calling. | 2026-04 | reasoningtool usefunction calling | Current |
Release Timeline
2 release groups2026-07
1 current
Muse Spark 1.1
Currentcoding1m contextreasoning
2026-04
1 current
Muse Spark
Currentreasoningtool usefunction calling
Specifications(2 models)
| Model | Released | Context | Vision | Multimodal | Reasoning | Fn Calling | Tool Use | Structured Outputs |
|---|---|---|---|---|---|---|---|---|
| Muse Spark 1.1 | 2026-07 | 1m | Yes | Yes | Yes | Yes | Yes | Yes |
| Muse Spark | 2026-04 | — | Yes | Yes | Yes | Yes | Yes | No |
Available From(1 provider)
Pricing
| Model | Provider | Input / 1M | Output / 1M | Type |
|---|---|---|---|---|
| Muse Spark 1.1 | Meta Model API | $1.25 | $4.25 | Serverless |
Frequently Asked Questions
- What is Muse used for?
- Muse is used for coding, reasoning, and vision and multimodal work. The family description and listed model capabilities point to those workloads as the best fit.
- How does Muse compare to Segment Anything?
- Muse by AI at Meta is strongest where you need coding, while Segment Anything by AI at Meta is the closest related family to check for image segmentation. Muse has 2 listed variants and reaches up to 1m context, so compare the specs and pricing tables before choosing a production model.
- Which Muse model should I use?
- For the lowest listed input price, start with Muse Spark 1.1 through Meta Model API at $1.25/1M input tokens. For the most capable/latest local choice, evaluate Muse Spark 1.1 with 1m context and reasoning, tool use, function calling, structured outputs, and multimodal inputs.
