Muse Wonder Full

Muse Wonder Full is the larger, stronger sibling of Muse Wonder, released by Meta on 2026-10-12. It is not offered on the API or OpenRouter: access is limited to the Muse Code Power ($50/mo) and Maximum ($200/mo) plans, with the Muse app to follow. Shares Muse Wonder's Active Memory / Active Focus capabilities. Artificial Analysis Index 56 at launch (tied with Claude Sonnet 5.5 and Kimi K3.1 Pro, behind Claude Opus 5.5 at 58). Meta's launch table (mostly Full's numbers): SWE-Marathon 57.5 (xhigh), Terminal-Bench 4.0-AA 57.1, OSWorld V2.1 78.4, MemoryBench 85.5; Full won 6 of 14 rows vs Claude Opus 5.5's 6. Proprietary; no token pricing.