DeepSeek model
DeepSeek V4 Flash 0731 API cost calculator
DeepSeek V4 Flash 0731 costs $0.08 per 1M input tokens and $0.18 per 1M output tokens on the DeepSeek API, with a 1.3M-token context window. A typical request (2K input, 500 output tokens) costs $0.0003 — about $7.50/month at 1,000 requests per day. Use the calculator below to model your exact workload.
Find me a cheaper modelWhat real workloads cost on DeepSeek V4 Flash 0731
| Workload | Tokens (in / out) | Per request | Per 1K requests |
|---|---|---|---|
| Chatbot message | 500 / 300 | <$0.0001 | $0.09 |
| RAG query with context | 4,000 / 500 | $0.0004 | $0.41 |
| Document summarization | 20,000 / 1,000 | $0.0018 | $1.78 |
| Agent coding session | 100,000 / 5,000 | $0.0089 | $8.90 |
DeepSeek V4 Flash 0731 vs other DeepSeek models
| Model | Input /1M | Output /1M | Context |
|---|---|---|---|
| DeepSeek V4 Flash 0731 | $0.08 | $0.18 | 1.3M |
| DeepSeek V4 Flash Vision Exp | $0.22 | $0.66 | 1.0M |
| DeepSeek V4 Pro 0813 | $1.19 | $3.56 | 1.0M |
| DeepSeek V4 Pro 0423 | $1.60 | $3.20 | 1.0M |
| DeepSeek V4 Flash 0423 | $0.08 | $0.16 |
Frequently asked questions
How much does DeepSeek V4 Flash 0731 cost per 1M tokens?
According to current pricing data, DeepSeek V4 Flash 0731 costs $0.08 per 1M input tokens and $0.18 per 1M output tokens. Processing 1M tokens each way costs $0.26.
What does a typical API request to DeepSeek V4 Flash 0731 cost?
A typical request with 2,000 input tokens and 500 output tokens costs $0.0003. At 1,000 requests per day that is $0.25 daily, or about $7.50 per month.
What is DeepSeek V4 Flash 0731's context window?
DeepSeek V4 Flash 0731 supports a 1.3M-token context window (1,310,720 tokens).
Does DeepSeek V4 Flash 0731 support prompt caching?
Yes. Cached input tokens cost $0.02 per 1M — a 80% discount versus the standard input rate, which matters for agents and chat apps that resend the same system prompt.
What is a cheaper alternative to DeepSeek V4 Flash 0731?
Ling-2.6-flash from Inclusionai is currently the cheapest comparable option at $0.01 per 1M input tokens versus $0.08 for DeepSeek V4 Flash 0731 — roughly 8x cheaper on input.
Prices may differ from DeepSeek's official pricing page for batch, tiered, or fine-tuned usage. Compare all current prices on the live model pricing dashboard, see DeepSeek V4 Flash 0731 vs Ling-2.6-flash pricing, or run DeepSeek V4 Flash 0731 head-to-head against other models in the side-by-side comparison playground.
Pricing data via the OpenRouter models API.