Meta's Muse Spark 1.1 outperforms GLM-5.2 in coding and costs slightly less

Jul 11, 2026

Meta's Muse Spark 1.1 scored 51 on the Artificial Analysis Intelligence Index, an increase of eight points over three months. In coding tasks, it surpasses GLM-5.2 with a score of 71.3 and a lower cost of $0.26 per task. The model's hallucination rate also dropped significantly, from 73 to 38 percent.

Why it matters: The improvements highlight Meta's progress in coding performance, cost efficiency, and reducing hallucinations in its AI model.

Full story at: The Decoder ↗