Meta Says Muse Spark 1.2 Significantly Boosts Coding Capabilities

alexandr_wang · x · 2026-08-06

Meta announced that Muse Spark 1.2 shows significant coding improvements over its predecessor. The model scaled up training compute for coding tasks and expanded environment diversity, enhancing code generation, complex debugging, and end-to-end developer workflows. It was co-trained with Muse Code to optimize performance for tasks like whole-repo generation, large projects, and auto-research.

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