NanoGPT published independent benchmark analysis on July 18, 2026 showing Meta's Muse Spark 1.1 scored 51 on the Artificial Analysis Intelligence Index, up from 43 for the original Muse Spark released three months earlier. The piece situates that score near GPT-5.4 at xhigh reasoning, GPT-5.6 Luna at max, and GLM-5.2 a The article frames Meta's first-party launch numbers as distinct from independent testing, noting Muse Spark 1.1 is text-and-image capable, supports tool calling, offers adjustable reasoning effort, and accepts up to one million input tokens. According to NanoGPT, the model's standout practical combination is strong be

Isaak Kamau's Medium tutorial, published July 9, 2026, reports that Meta Superintelligence Labs released Muse Spark 1.1 as a multimodal reasoning model optimized for agentic tasks, tool use, computer interaction, and coding, with the announcement made by Mark Zuckerberg directly on X. Building on the original Muse Spar This candidate is a personal Medium blog rather than an official Meta source, and benchmark scores appear drawn from Meta's launch table rather than independent testing, per the supplied excerpt. Its technical value lies in consolidating the architecture and feature claims from the July 9 launch into a single tutorial-