BREAKING
Meta Puts Muse Spark 1.1 Into Agent Arena
Original vs Muse Spark 1.1
Original Muse Spark
Apr 8, 2026
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Meta AI app / meta.ai
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Contemplating mode
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Limited arena support
Muse Spark 1.1
Jul 9, 2026
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Plus Meta Model API preview
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Thinking mode
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Agent, Text, Vision, Code
How Agent Arena Scores Models
1
Confirmed Success
↓
2
Steerability
↓
3
Bash Recovery
↓
4
Tool Hallucination
0
%
Humanity's Last Exam
0
%
FrontierScience Research
0
+
Physicians in health work
0
User sessions
0
Models covered
Real-World Rank Still Unfolding
AI NEWS BLITZ
Meta has released Muse Spark 1.1 and started evaluating it in Agent Arena.