DeepSeek V4 Flash 0423 is 57.0× cheaper per million tokens (blended). DeepSeek V4 Flash 0423 leads quality index by 6.2 points (88.0 vs 81.8). Gemini 3.1 Pro Preview has the larger context window (1,048,576 vs 1,024,000 tokens). DeepSeek V4 Flash 0423 is open-weights; the other is not.
DeepSeek V4 Flash 0423 vs Gemini 3.1 Pro Preview
Live catalog fields. Best-in-row is highlighted.
DeepSeek V4 Flash 0423open
DeepSeek · deepseek__deepseek-v4-flash
Gemini 3.1 Pro Preview
Google · google__gemini-3.1-pro-preview
Identity
| Field | deepseek__deepseek-v4-flash | google__gemini-3.1-pro-preview |
|---|---|---|
| Provider | DeepSeek | |
| Slug | deepseek__deepseek-v4-flash | google__gemini-3.1-pro-preview |
| Status | live | live |
| Open weights | Yes | No |
| License | — | — |
| HuggingFace | deepseek-ai/DeepSeek-V4-Flash | — |
Quality
| Field | deepseek__deepseek-v4-flash | google__gemini-3.1-pro-preview |
|---|---|---|
| Quality index (0–100) | 88.0 | 81.8 |
Cost
| Field | deepseek__deepseek-v4-flash | google__gemini-3.1-pro-preview |
|---|---|---|
| Input $ / 1M tokens | $0.08 | $2.00 |
| Cached input $ / 1M | $0.02 | $0.20 |
| Output $ / 1M tokens | $0.16 | $12.00 |
Context
| Field | deepseek__deepseek-v4-flash | google__gemini-3.1-pro-preview |
|---|---|---|
| Max context tokens | 1,024,000 | 1,048,576 |
| Max output tokens | 384,000 | 65,536 |
Modalities
| Field | deepseek__deepseek-v4-flash | google__gemini-3.1-pro-preview |
|---|---|---|
| Input | text | audio, file, image, text, video |
| Output | text | text |