Model Comparison

Kimi K2.7 Code vs Opus 5.5

Kimi K2.7 Code ranks #77 on the AI IQ leaderboard with an estimated IQ of 111, 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
Kimi K2.7 CodeKimiOpus 5.5Anthropic
Rank#77#2
IQ111141
Abstract Reasoning90132
Mathematical Reasoning119149
Academic Reasoning127138
Programmatic Reasoning102154
Computer Use118148
Reliability111133
Knowledge Work114134
Emotional Reasoning——
Effective Cost / 1M Tokens$3.57$35.73
Sticker Price / 1M I/O Tokens$4.95$24.00
Speed83 tok/s98 tok/s
Context Window256K1M
Released2026-06-122026-09-22
Open WeightsYesNo