Model Comparison

Opus 5.5 vs Tiny Aya En Thinker

Opus 5.5 ranks #2 on the AI IQ leaderboard with an estimated IQ of 141, while Tiny Aya En Thinker does not yet have a derived IQ. 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
Opus 5.5AnthropicTiny Aya En ThinkerWorld (Other)
Rank#2—
IQ141—
Abstract Reasoning13279
Mathematical Reasoning149—
Academic Reasoning138100
Programmatic Reasoning155—
Computer Use147—
Reliability133—
Knowledge Work134—
Emotional Reasoning——
Effective Cost / 1M Tokens$35.67—
Sticker Price / 1M I/O Tokens$24.00—
Speed98 tok/s—
Context Window1M33K
Released2026-09-222026-09-09
Open WeightsNoYes