DeepSeek V3.1 is 2.7× cheaper per million tokens (blended). DeepSeek V3.1 has the larger context window (163,840 vs 64,000 tokens, 2.6×).
DeepSeek V3.1 vs R1
Live catalog fields. Best-in-row is highlighted.
DeepSeek V3.1open
DeepSeek · deepseek__deepseek-chat-v3.1
R1open
DeepSeek · deepseek__deepseek-r1
Identity
| Field | deepseek__deepseek-chat-v3.1 | deepseek__deepseek-r1 |
|---|---|---|
| Provider | DeepSeek | DeepSeek |
| Slug | deepseek__deepseek-chat-v3.1 | deepseek__deepseek-r1 |
| Status | live | live |
| Open weights | Yes | Yes |
| License | — | — |
| HuggingFace | deepseek-ai/DeepSeek-V3.1 | deepseek-ai/DeepSeek-R1 |
Quality
| Field | deepseek__deepseek-chat-v3.1 | deepseek__deepseek-r1 |
|---|---|---|
| Quality index (0–100) | — | — |
Cost
| Field | deepseek__deepseek-chat-v3.1 | deepseek__deepseek-r1 |
|---|---|---|
| Input $ / 1M tokens | $0.25 | $0.70 |
| Cached input $ / 1M | $0.13 | — |
| Output $ / 1M tokens | $0.95 | $2.50 |
Context
| Field | deepseek__deepseek-chat-v3.1 | deepseek__deepseek-r1 |
|---|---|---|
| Max context tokens | 163,840 | 64,000 |
| Max output tokens | 32,768 | 16,000 |
Modalities
| Field | deepseek__deepseek-chat-v3.1 | deepseek__deepseek-r1 |
|---|---|---|
| Input | text | text |
| Output | text | text |