R1
Provider：DeepSeek
DeepSeek R1 is here: Performance on par with [OpenAI o1](/openai/o1), but open-sourced and with fully open reasoning tokens. It's 671B parameters in size, with 37B active in an inference pass....
Key specs
- Context：64K
- Max output：16K
- Tokenizer：DeepSeek
- Released：2025-01-20
Token pricing
- Input price：$0.700 / 1M tokens
- Output price：$2.50 / 1M tokens
- Blended price：$1.15 / 1M tokens
Modalities
Text
Use Cases
- Deep Reasoning & Analysis：Math proofs, logical reasoning, multi-step planning — ideal for research and financial analysis.（≈ $0.020/call）
- Chat & Support：FAQ auto-response, multi-turn dialogue, emotion detection — e-commerce, finance, gov.（≈ $0.0050/call）
FAQ
- What is the token pricing of R1? Input price $0.700 / 1M tokens, output price $2.50 / 1M tokens, blended about $1.15 / 1M tokens. Refer to DeepSeek’s official page for the exact rate.
- What context window does R1 support? Context window is 64K, max output about 16K, suitable for long documents, multi-turn chat and complex reasoning.
- What scenarios is R1 best for? Based on its capability and pricing, R1 fits best: Deep Reasoning & Analysis, Chat & Support. See the Use Cases section for details and cost estimates.
- What input/output modalities does R1 support? Supports Text modality.
- Is R1 a free model? R1 is billed per token, not a free model.
- Which provider offers R1? R1 is offered by DeepSeek.
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Full info：R1