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Muse Spark 1.2

muse family · launched 2026-08-05

MultimodalReasoningToolsStructured
AITopic score72.8#12 overall

Muse Spark 1.2 is a coding-focused update to Muse Spark 1.1 with improvements in code generation, complex debugging, codebase understanding, and end-to-end developer workflows.

Evidence coverage3%1 evaluations · 1 institutions
Context / maximum output1M / 131.1ktokens
Cache / input / output$1 · $1.25 · $4.25USD per million tokens
Value / freshness68.2 / 83relative value · release freshness
Product profile

What this model supports

Inputtext, image, video, audio
Outputtext
Knowledge cutoffNot disclosed
WeightsProprietary / hosted
Capability profile

Strengths by domain

Coding—0 public results
Research & reasoning—0 public results
Professional work—0 public results
Knowledge & instruction—0 public results
Behind the score

Every result has a source

Raw results and standardized readings are shown together. Missing tests add neither points nor penalties.

Human preference & indices2 results

AA IndexArtificial Analysis68.54 indexReading 72.8

Imported from a directly fetched third-party leaderboard.

Configuration: Muse Spark 1.2Open evidence
Arena TextLMArena1,483.6 EloReading 72.8

Direct LMArena text leaderboard result.

Open evidence
Same builder

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