Meta AI
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Listed August 2026
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Multimodal Foundation
Muse Spark 1.2
Arena #11 • score 1492 ±8
Proprietary model from Meta AI, listed August 2026. Arena text score 1492 (#11 of 414 entries). $1.25 input / $4.25 output per 1M tokens. 1M tokens context.
Parameters
Not disclosed
Context Window
1M tokens
Input / 1M tokens
$1.25
Output / 1M tokens
$4.25
Benchmark Results
- Arena Text Elo: 1492 (#11 of 414 on arena.ai · ±8 · 6,118 votes · variant: muse-spark-1.2 (xHigh))
- AA Intelligence Index: 39.6 (Artificial Analysis v4.3 · best setting: Muse Spark 1.2 (Xhigh) · checked 2026-10-11)
- AA Coding Index: 72.2 (Artificial Analysis v4.3 · best setting: Muse Spark 1.2 (Xhigh) · checked 2026-10-11)
- AA Agentic Index: 43.2 (Artificial Analysis v4.3 · best setting: Muse Spark 1.2 (Xhigh) · checked 2026-10-11)