#19Meta· released 2026-08-05

Meta: Muse Spark 1.2.

Muse Spark 1.2 is a reasoning model from Meta, designed for complex agentic tasks. It accepts text, images, video, audio, and PDF documents, returns text, and offers a 1M-token context...

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Context
1.0M
Input $/1M
$1.25
Output $/1M
$4.25
Modality
text · image · video · file · audio

Benchmarks

How these are aggregated →
Arena Elo
1518
LMArena — human blind votes
AA Index
69.0
Artificial Analysis composite
LiveBench
74.0
Contamination-resistant
GPQA
78.0%
Grad-level science reasoning
MMLU-Pro
81.0%
Broad knowledge
SWE-bench
66.0%
Real GitHub bugs (Verified)
Terminal-Bench
48.0%
Agentic shell tasks
ARC-AGI
16.0%
Abstract reasoning
Aider Polyglot
73.0%
Multi-language code editing
Speed
92 tok/s
Median output speed

Nearby on the leaderboard