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Meta releases 816B-parameter Muse Spark Open for coding and agent work

Source: SiliconANGLE (opens in a new tab) · Duncan Riley

Intel Summary

Meta Platforms Inc. has released open weights for Muse Spark Open, an 816-billion-parameter version of its Muse Spark artificial intelligence model that was previously proprietary since April. Built specifically for coding tasks and long-running autonomous agent workflows, Meta claims the release is the most capable open-weight AI model produced by a U.S. laboratory to date.

Why It Matters

Releasing an 816-billion-parameter model with open weights provides developers and enterprises with a massive self-hostable base for complex coding and agentic automation, challenging proprietary closed models from competing frontier labs while shifting the computational infrastructure requirements for running open-weight systems locally.

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