DeepSeek V3.1 Reasoner
LatestDeepSeek
•
Open Source•
840B# 14
Released
Aug 21, 2025
# 13
Context Length
128K
Benchmarks
# 12
Code RankedAGI
67.4%
# 4
LiveCodeBench v5
74.8%
# 6
Codeforces ELO
2091
# 6
Aider Polyglot
76.3%
# 46
Reason RankedAGI
50.8%
# 25
HLE
15.9%
# 29
GPQA Diamond
80.1%
# 20
AIME 2025 I & II
88.4%
# 5
AIME 2024
93.1%
# 3
MMLU Pro
84.8%
# 1
MMLU
93.7%
# 30
Math RankedAGI
62.1%
# 33
RAGI Overall
54.9%
Pricing
# 21
Input Cost /M
$0.56
# 24
Output Cost /M
$1.68
# 6
Cached Cost /M
$0.07
Additional Details
Model ID
deepseek-reasoner
Last Updated
5 days ago