DeepSeek
DeepSeek V3.1 (Reasoning)
DeepSeek V3.1 (Reasoning) is a DeepSeek model profile, from a family known for strong reasoning, coding, and cost-conscious API models such as R1 and V-series releases. This page separates the public release context from measured benchmark performance so you can inspect its quality and efficiency directly.
DeepSeek release notesOperational Metrics
Output Speedn/a
First Tokenn/a
Blended Price$0.865/M
Model Metadata
Queryable facts extracted from the upstream model payload.
ReleaseAug 21, 2025
Context Windown/a
Modalitiesn/a
Strength: MMLU-Pro
Rank #30 across 345 models.
85.1%
Strength: Math
Rank #26 across 269 models.
89.7
Strength: LCB
Rank #34 across 343 models.
78.4%
Strength Profile
Percentile score by analysis domain.
* Cost is inverted: lower input, output, and blended prices rank higher.
Benchmark Percentiles
Higher bars mean stronger relative placement.
All Benchmarks
| Metric | Domain | Value | Rank |
|---|---|---|---|
| Artificial Analysis Intelligence Index | overall | 27.7 | #162 |
| Artificial Analysis Coding Index | coding | 29.7 | #119 |
| Artificial Analysis Math Index | math | 89.7 | #26 |
| MMLU-Pro | reasoning | 85.1% | #30 |