Model Comparison

GPT 6 Astra vs Longcat 2.5

GPT 6 Astra ranks #6 on the AI IQ leaderboard with an estimated IQ of 139, while Longcat 2.5 ranks #100 on the AI IQ leaderboard with an estimated IQ of 105. 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
GPT 6 AstraOpenAILongcat 2.5China (Other)
Rank#6#100
IQ139105
Abstract Reasoning13685
Mathematical Reasoning14994
Academic Reasoning134118
Programmatic Reasoning15099
Computer Use139127
Reliability135107
Knowledge Work132108
Emotional Reasoning——
Effective Cost / 1M Tokens$34.62—
Sticker Price / 1M I/O Tokens$60.00—
Speed66 tok/s—
Context Window1.1M—
Released2026-09-032026-11-02
Open WeightsNoNo