Muse Spark 1.2
Meta
Frontier-adjacent quality at roughly a tenth of Fable pricing.
Ranked #4 of 402 on LMArena's overall board (style control) · retrieved 2026-09-19
The numbers
Arena Score (LMArena, style control)1499.6 (1489.1–1510.1, 3,227 votes)
Coding board score1535.6 (#9, 928 votes)
Price per 1M tokens in/out (LMArena)$1.25 / $4.25
Context window—
LicenseProprietary
Exact source entries: LMArena “muse-spark-1.2 (xHigh)”, retrieved 2026-09-19.
Try or learn moreHonest read
Best at
- Arena Score 1500 — inside the leading cluster
- $1.25 / $4.25 per million tokens — top-5 quality at a budget price
- Meta's highest-ranked model family
Not the pick for
- Only 3,227 votes so far — a wide confidence band (1489–1510) keeps the true rank uncertain
- No public speed or context figures recorded yet
Choose it if you are
Everyday heavy use where quality-per-dollar beats bragging rights.
Rankings come from the sources above; this plain-language read is our editorial summary of those numbers.
Compare with the leaders
Best image
Text-to-image, by blind human votes
GPT-Image 2.5 (Sunburst) · Arena Score 1421
View winner
Best video
Text-to-video, by blind human votes
Gemini Omni 1.1 Flash · Arena Score 1515
View winner
Best code
Coding, by blind human votes
Claude Fable 5 · Arena Score 1552
View winner
Best reasoning
Highest Intelligence Index we track
Claude Fable 5.1 · Index 53.4
View winner
Best open model
Open weights, by human votes
Kimi K3 · Arena Score 1485
View winner
Best value
Intelligence per dollar
GLM 5.3 Flash · 176 pts / $1M
View winner