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Muse Spark 1.3
muse
Muse Spark 1.3 is a multimodal reasoning model from Meta for long-running agentic, multi-agent, and coding workflows. It improves long-horizon agent collaboration, instruction following, and coding efficiency relative to Muse Spark 1.2.
- Context
- 1,048,576
- Output
- 131,072
- Release date
- 2026-09-02
- Open weights
- No