Model Comparison

Longcat 2.0 vs Longcat 2.5

Longcat 2.0 ranks #125 on the AI IQ leaderboard with an estimated IQ of 101, 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
Longcat 2.0China (Other)Longcat 2.5China (Other)
Rank#125#100
IQ101105
Abstract Reasoning8585
Mathematical Reasoning9494
Academic Reasoning118118
Programmatic Reasoning9999
Computer Use98127
Reliability107107
Knowledge Work108108
Emotional Reasoning——
Effective Cost / 1M Tokens$2.19—
Sticker Price / 1M I/O Tokens$3.70—
Speed71 tok/s—
Context Window1M—
Released2026-06-292026-11-02
Open WeightsYesNo