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DeepSeek V3.1

164KContext
$0.25In, per 1M
$0.95Out, per 1M
Lab
DeepSeek
Released
21 Aug 2025
Context window
164K tokens
Longest answer
33K tokens
Input, per 1M tokens
$0.25
Output, per 1M tokens
$0.95
Reads images
No
Reasoning
Yes
Tool calling
Yes
Open weights
Yes
Answers in
text
Model id
deepseek/deepseek-chat-v3.1