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Muse wonder brings Meta back to the frontier of AI
They just released Muse Wonder, whose top version beats Claude Opus 5.5 on 8 of 14 published benchmarks.
A rally major milestone for Zuckerberg
Its ahead of GPT-6 Astra and Claude Fable 5.1 on long-running coding, legal work and business automation.
The widest gap comes on SWE-Marathon, an ultra-long engineering test, where Full scores 57.5 against 46.3 for Opus 5.5.
Full also leads DeepSWE 1.1, a long-horizon coding test, 79.0 to 74.2, in what Meta says were independent third-party runs.
On Harvey’s legal agent benchmark, which credits only tasks finished in full without hallucination, Full scores 13.1, more than triple Opus 5.5’s 4.2.
Introducing Muse Wonder, our new family of frontier models with state of the art performance for personal and professional agentic work. https://t.co/NKHrybrGKQ
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