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DeepSeek-R1 (May 2025)

DeepSeekLanguage modeling/generationCode generationQuantitative reasoningQuestion answeringOpen weights

DeepSeek-R1 (May 2025) is a language modeling/generation model from DeepSeek released in 2025 with 671000000000.0 parameters.

About DeepSeek-R1 (May 2025)

We introduce our first-generation reasoning models, DeepSeek-R1-Zero and DeepSeek-R1. DeepSeek-R1-Zero, a model trained via large-scale reinforcement learning (RL) without supervised fine-tuning (SFT) as a preliminary step, demonstrates remarkable re

LLM pricing & performance

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DeepSeek-R1 (May 2025) is available via API — live cost, context, and benchmark data:

Input / 1M
Output / 1M
Context
Tokens/sec
Aider Polyglot: 71.4LMArena (Chatbot Arena) Elo: 1372.7

Details

Provider
DeepSeek
Task
Language modeling/generation,Code generation,Quantitative reasoning,Question answering
Parameters
671000000000.0
Released
2025-05-28
Open weights
Yes
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