Muse Spark 1.3
Meta· released 2 Sept 2026
meta/muse-spark-1.3- Input / 1M tokens
- $1.25
- Output / 1M tokens
- $4.25
Context window1M tokens
Longest answer: 944K tokens
About
Muse Spark 1.3 is a multimodal reasoning model from Meta for long-running agentic, multi-agent, and coding workflows. It is designed to keep track of information across extended tasks, work through...
Details
- Lab
- Metaopenrouter.ai · 3 Oct 2026
- Context
- 1,049Kopenrouter.ai · 3 Oct 2026
- Input price
- $1.25 / 1Mopenrouter.ai · 3 Oct 2026
- Output price
- $4.25 / 1Mopenrouter.ai · 3 Oct 2026
- Max output
- 943,718 tokensopenrouter.ai · 3 Oct 2026
- Inputs
- text, image, video, fileopenrouter.ai · 3 Oct 2026
- Open weights
- Noopenrouter.ai · 3 Oct 2026
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Sources
- openrouter.ai/meta/muse-spark-1.3· checked 3 Oct 2026