Claude Fable 5.1 vs Kimi K3

Which is the better AI model in 2026? Here's how they compare.

Claude Fable 5.1
Anthropic
53.4
Intelligence Index
View Claude Fable 5.1
Kimi K3
Alibaba
Intelligence Index
View Kimi K3

Capability profile

Artificial Analysis indices (0–100). Missing dimensions show as 0.

Head to head

Claude Fable 5.1
Kimi K3
Intelligence
53.4
Coding
81.6
Math
Context window
1,000,000
1,048,576
Output price
$50/1M
$15/1M
Input price
$10/1M
$3/1M
Speed (t/s)
67
Knowledge cutoff
2026-06
Open weights
No
Yes
Compare more on the AI models hub.