DeepSeek/ DeepSeek
DeepSeek Reasoner
deepseek/deepseek/reasoner
DeepSeek reasoning model for multi-step analysis, math, coding, and tools
Released
2025-12-01
Context window
1M
Max output
384K
Weights
Open weight
Modalities
Input
Text
Output
Text
Identity
- Version
- deepseek-reasoner
- Knowledge cutoff
- 2025-09
- Aliases
- DeepSeek Reasoner
Resources
Providers
| Provider | Provider model ID | Protocol | Context | Max output | Input | Output | Capabilities | Notes | Pricing | Streaming |
|---|---|---|---|---|---|---|---|---|---|---|
| NanoGPT | deepseek-reasoner | openai_chat | 1M | 384K | Text | Text | AttachmentsReasoningTool callTemperatureOpen weight | - | input $0.4/M · cache read $0.2/M output $1.7/M | Yes |
| 302.AI | deepseek-reasoner | openai_chat | 1M | 384K | Text | Text | AttachmentsReasoningTool callTemperatureOpen weight | - | input $0.29/M output $0.43/M | Yes |
| Helicone | deepseek-reasoner | openai_chat | 1M | 384K | Text | Text | AttachmentsReasoningTool callTemperatureOpen weight | - | input $0.56/M · cache read $0.07/M output $1.68/M | Yes |
| OrcaRouter | deepseek/deepseek-reasoner | openai_chat | 1M | 384K | Text | Text | AttachmentsReasoningTool callTemperatureOpen weight | Interleaved output | input $0.435/M · cache read $0.028/M output $0.87/M | Yes |
| DeepSeek | deepseek-reasoner | custom | 1M | 384K | Text | Text | AttachmentsReasoningTool callTemperatureOpen weight | Interleaved output | input $0.14/M · cache read $0.0028/M output $0.28/M | Yes |
Capabilities
AttachmentsReasoningTool callTemperatureOpen weight
Official price
input $0.14/M · cache read $0.0028/M
output $0.28/M