Claude Fable 5.1 vs DeepSeek V4 Flash 0731

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

Capability profile

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

Head to head

Claude Fable 5.1
DeepSeek V4 Flash 0731
Intelligence
53.4
—
Coding
81.6
—
Math
—
—
Context window
1,000,000
1,000,000
Output price
$50/1M
$0.4/1M
Input price
$10/1M
$0.2/1M
Speed (t/s)
71
—
Knowledge cutoff
2026-06
2025-05
Open weights
No
Yes
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