Muse Spark Open

Open-weight multimodal AI model for coding and agents

FreeArtificial IntelligenceListed Nov 7, 2026

About Muse Spark Open

Explore Muse Spark Open, an open-weight multimodal AI model for coding and agents. It offers 816B total parameters, 42B active per token and a 1M context window, with API access, model downloads and deployment resources available from the project website.

What Muse Spark Open does

AINave analysis

Developers and teams use an open-weight multimodal language model for coding, reasoning and tool-using agents, either through a hosted API or self-managed deployment.

Best for: Software developersAI infrastructure teamsAgent buildersResearchers
Use it to: Code review and repository reasoning
Production incident analysis
Multimodal screenshot and video analysis
Tool-calling agent workflows
Long-context document review

Based on Muse Spark Open's listing and website.

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