Model Comparison

Haiku 5.5 vs Muse Spark 1.3

Haiku 5.5 ranks #47 on the AI IQ leaderboard with an estimated IQ of 117, while Muse Spark 1.3 ranks #14 on the AI IQ leaderboard with an estimated IQ of 129. The table below puts the two models side by side across the seven capability dimensions, emotional reasoning, cost, speed, and context window.

Where They Sit on the IQ Bell Curve
Both models highlighted on the standard normal IQ distribution of every tracked model
IQ Dimensions Head to Head
The seven scored Composite IQ dimensions, side by side
Domains Head to Head
Applied domain composite scores where at least one model is measured
Haiku 5.5AnthropicMuse Spark 1.3Meta
Rank#47#14
IQ117129
Abstract Reasoning91103
Mathematical Reasoning125135
Academic Reasoning129134
Programmatic Reasoning135138
Computer Use97131
Reliability119127
Knowledge Work125131
Emotional Reasoning——
Effective Cost / 1M Tokens$0.29$8.00
Sticker Price / 1M I/O Tokens$0.60$5.50
Speed240 tok/s175 tok/s
Context Window1M1M
Released2026-10-072026-09-02
Open WeightsNoNo