Console
DeepSeek

DeepSeek: DeepSeek Reasoner

deepseek/deepseek-reasoner
Current versionDeepSeek V4 FlashAlias targetdeepseek-v4-flashModethinking modeCompatibilitydeprecated on 2026-07-24

DeepSeek Reasoner is optimized for visible reasoning, complex problem solving and multi-step technical work.

Modalities
Input
¥1.00 per 1M
Output
¥2.00 per 1M
context
1M
Weekly Tokens
54B
Released
Apr 24, 2026