OnlySOTA

DeepSeek V3.1

DeepSeek open 2025-08-21

Legacy

Killed

DeepSeek V3.1 is killed. The executioner, Claude Haiku 5.5, costs $0.20 and scores 43.4: no more expensive, no weaker. Choosing DeepSeek V3.1 means paying more for nothing.

Score
13.7 est.
Artificial Analysis Intelligence Index
Best rank
#134
Arena — Text
Price
$0.84
Blended Price, USD per 1M tokens (3:1 input:output)

No longer listed as current by its source, so this page shows only the verdict and its scores.

Scores on each board

Compare with the executioner, Claude Haiku 5.5 → See the current SOTA models →

Details
Family
DeepSeek → DeepSeek V3.1
Blended Price, USD per 1M tokens (3:1 input:output)
$0.84
Sources
2 boards ·4 scores ·3 settings
Also written as
DeepSeek V3.1deepseek-v3-1deepseek-ai/DeepSeek-V3.1deepseek-v3.1