Muse Spark 1.3 Max

Muse Spark 1.3 Max represents Meta AI's highest-ranked entry on the Arena leaderboard, securing an Elo rating of 1494 with 14,694 recorded human votes. Released in September 2026, the architecture is engineered for high-throughput multimodal intelligence and complex system steering. Operating at an aggressive pricing tier of $2.00 per 1M input tokens, Muse Spark achieves a BenchLeader capability index of 67.9. Its balanced efficiency enables enterprise-scale parallel agent workflows, complex structured data extraction, and rapid iterative reasoning without compromising output quality.

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