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Muse Spark Open Benchmark: Open-Weight Models as Coding Agents

This story is from 2026-10-22. It is preserved in the archive; the latest stories are on the live feed.

I asked for this review to come only from runs we already had, and in those runs none of the open models we ran this month kept up with the hosted ones as a coding agent. Meta's open-weights Muse Spark Open came out on 15 October with 816B parameters, 42B of them active. It's a different model from…

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  1. 2026-10-22 11:00 · DEV Community — AI
    Muse Spark Open Benchmark: Open-Weight Models as Coding Agents

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