Model Comparison

Glm 5.3 vs Lfm2.5 2.6b

Glm 5.3 ranks #24 on the AI IQ leaderboard with an estimated IQ of 125, while Lfm2.5 2.6b ranks #155 on the AI IQ leaderboard with an estimated IQ of 84. 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
Glm 5.3Z.aiLfm2.5 2.6bUS (Other)
Rank#24#155
IQ12584
Abstract Reasoning9878
Mathematical Reasoning13177
Academic Reasoning13295
Programmatic Reasoning14179
Computer Use12876
Reliability12290
Knowledge Work12492
Emotional Reasoning——
Effective Cost / 1M Tokens$12.90—
Sticker Price / 1M I/O Tokens$5.80—
Speed72 tok/s—
Context Window1M131K
Released2026-08-182026-08-04
Open WeightsYesYes