Model Comparison

Fable 5.1 vs Inkling Small

Fable 5.1 ranks #5 on the AI IQ leaderboard with an estimated IQ of 137, while Inkling Small ranks #76 on the AI IQ leaderboard with an estimated IQ of 110. 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
Fable 5.1AnthropicInkling SmallUS (Other)
Rank#5#76
IQ137110
Abstract Reasoning12491
Mathematical Reasoning148115
Academic Reasoning136125
Programmatic Reasoning147107
Computer Use140116
Reliability135107
Knowledge Work133112
Emotional Reasoning——
Effective Cost / 1M Tokens$90.82$1.24
Sticker Price / 1M I/O Tokens$60.00$1.50
Speed68 tok/s191 tok/s
Context Window1M1M
Released2026-09-012026-07-30
Open WeightsNoYes