Model Comparison

Ling 3.1 Flash vs Opus 5.5

Ling 3.1 Flash ranks #46 on the AI IQ leaderboard with an estimated IQ of 120, while Opus 5.5 ranks #2 on the AI IQ leaderboard with an estimated IQ of 141. 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
Ling 3.1 FlashChina (Other)Opus 5.5Anthropic
Rank#46#2
IQ120141
Abstract Reasoning102132
Mathematical Reasoning110149
Academic Reasoning131138
Programmatic Reasoning140154
Computer Use115148
Reliability118133
Knowledge Work124134
Emotional Reasoning——
Effective Cost / 1M Tokens—$35.41
Sticker Price / 1M I/O Tokens—$24.00
Speed221 tok/s96 tok/s
Context Window1M1M
Released2026-09-302026-09-22
Open WeightsYesNo