Arena.ai(@arena):Muse Spark 1.2 by @AIatMeta is in the Agent Arena! Bring your toughest prompts to power the leaderboards. In Agent Arena, we measure models on millions of real-world, long-horizon agentic tasks from a global community of users. Models can access web search, filesystem, and terminal tools to complete complex workflows. The leaderboard measures model performance on outcomes relative to the average model using a causal tracing methodology. In addition to Agent Arena, Muse Spark 1.2 is available in Text, Vision and Code Arena: Frontend.

2026.08.05 22:36

Muse Spark 1.2 by @AIatMeta is in the Agent Arena! Bring your toughest prompts to power the leaderboards. In Agent Arena, we measure models on millions of real-world, long-horizon agentic tasks from a global community of users. Models can access web search, filesystem, and terminal tools to complete complex workflows. The leaderboard measures model performance on outcomes relative to the average model using a causal tracing methodology. In addition to Agent Arena, Muse Spark 1.2 is available in Text, Vision and Code Arena: Frontend.