Meta's Muse Wonder Tackles Multimodal Agent Tasks, Matches Opus 5.5 Pricing

Meta Superintelligence Labs released Muse Wonder and Muse Wonder Full on October 12, 2026, frontier models explicitly designed to function as autonomous AI agents that work on behalf of users for extended periods. The base model, Muse Wonder, achieves an Artificial Analysis Intelligence Index score of 52, while the stronger Muse Wonder Full reaches 56—placing it on par with Claude Sonnet 5.5 but trailing Claude Opus 5.5's score of 58.