DeepSeek V4 Flash 0731 Pricing
FastDeepSeek · 1M tokens context
DeepSeek V4 Flash 0731 from DeepSeek costs $0.440 per 1 million input tokens and $1.32 per 1 million output tokens as of October 2026 (live OpenRouter data). The model supports a 1,048,576-token context window (approximately 786,432 words) with a 131K-token maximum output. A typical 1,000-token request costs $0.0004 in input charges; a 10,000-token request costs $0.0044.
| Input price | $0.440 / 1M tokens |
|---|---|
| Output price | $1.32 / 1M tokens |
| Output / input ratio | 3.0× |
| Context window | 1,048,576 tokens (~786,432 words) |
| Maximum output | 131,072 tokens |
| Cost per 1K tokens (input) | $0.0004 |
| Tier | Fast |
| Last verified |
DeepSeek V4 Flash 0731 is a sparse mixture-of-experts model from DeepSeek, with 13B active parameters out of 284B total.
Input Price
$0.440
per 1 million tokens
Output Price
$1.32
per 1 million tokens
Context Window
1M tokens
max 131K output
Cost Examples
| Request Type | Tokens | Input Cost | Output Cost |
|---|---|---|---|
| 1,000 word article | 1,333 | $0.000587 | $0.000528 |
| 10-page document (2,500 words) | 3,333 | $0.00147 | $0.00132 |
| 1,000 lines of code | 5,000 | $0.0022 | $0.00198 |
| 100K token document | 100,000 | $0.044 | $0.0396 |
Output cost estimated at 30% of input token count. Use the calculator for exact figures.
Strengths
- ✓Affordable at $0.44/1M input tokens
- ✓Massive 1M-token context window
- ✓Low latency for high-throughput workloads
Limitations
- –Less capable than flagship models on complex reasoning
- –Quality and availability can vary by hosting provider
Best Use Cases
Calculate DeepSeek V4 Flash 0731 Costs
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