DeepSeek Reasoner
deepseek-thinking
DeepSeek reasoning model for multi-step analysis, math, coding, and tools
ReasoningTool CallingAttachmentsOpen Weights
Context Window
1M
Max Output
384K
Temperature
Yes
Open Weights
Yes
Knowledge Cutoff
2025-09
Released
2025-12-01
Last Updated
2026-02-28
Modalities
Input:Text
→Output:Text
Benchmarks
| Benchmark | Score | Metric |
|---|---|---|
| Aider Polyglot | 74.2 | percent correct |
Available Providers (1)
| Provider | Input /1M | Output /1M | Cache Read /1M | Cache Write /1M | Reasoning | Status |
|---|---|---|---|---|---|---|
 OrcaRouter | Rp 7.845 | Rp 15.690 | Rp 505 | — | ✓ | — |