API pricing · 2 models
DeepSeek API pricing
What every DeepSeek model costs per 1M tokens through the API, at off-peak rates, with the extra charges and discounts that change the bill.
Prices from DeepSeek's pricing page as of
Prices per 1M tokens
US dollars, standard processing, off-peak hours. The last column is what one request with 1,000 input and 500 output tokens costs; try your own volumes in the cost calculator.
| Model | Input | Cached input | Output | 1K in + 500 out |
|---|---|---|---|---|
| DeepSeek V4 | ||||
| DeepSeek V4 Prodeepseek-v4-pro | $0.66 | $0.022 | $1.98 | $0.0017 |
| DeepSeek V4.1 Flashdeepseek-flash | $0.15 | $0.003 | $0.60 | $0.00045 |
Peak-hour prices
What the same models cost during peak hours, per 1M tokens.
| Model | Input | Cached input | Output | 1K in + 500 out |
|---|---|---|---|---|
| DeepSeek V4 Pro | $1.32 | $0.044 | $3.96 | $0.0033 |
| DeepSeek V4.1 Flash | $0.30 | $0.006 | $1.20 | $0.0009 |
Context windows
| DeepSeek V4 Pro | 1M tokens |
|---|---|
| DeepSeek V4.1 Flash | 1M tokens |
Recent DeepSeek changes
Model launches, price changes and retirements, newest first.
DeepSeek V4.1 Flash released with new peak and off-peak prices
deepseek-flash costs $0.15 / $0.60 off-peak and $0.30 / $1.20 at peak. V4 Flash and V4-Flash-Vision-Exp are retired; their names route to V4.1 Flash. A planned move of V4 Pro traffic to Flash from September 14 was later withdrawn, and V4 Pro stays at unchanged prices.
DeepSeek V4 Pro generally available
The model version behind deepseek-v4-pro is DeepSeek-V4-Pro-0813.
vendorDeepSeek news
Billing rules that change the price
- DeepSeek bills by time of day. The main table shows off-peak prices. Peak hours are 01:00-04:00 and 06:00-10:00 UTC, Monday to Friday, when prices double.
- Both models have a 1M-token context window and up to 384K output tokens.
- The older model names deepseek-v4-flash and deepseek-v4-flash-vision-exp still work; requests go to V4.1 Flash at the Flash price.
- deepseek-chat and deepseek-reasoner no longer appear on DeepSeek's pricing page.
- Third-party routers resell DeepSeek at their own flat rates, for example OpenRouter at $0.58 / $1.74 for V4 Pro.
Questions
How much does the DeepSeek API cost?
DeepSeek lists 2 models (off-peak prices). Input costs from $0.15 (DeepSeek V4.1 Flash) to $0.66 (DeepSeek V4 Pro) per 1M tokens, and output from $0.60 (DeepSeek V4.1 Flash) to $1.98 (DeepSeek V4 Pro). A request with 1,000 input and 500 output tokens costs between $0.00045 and $0.0017.
What is the cheapest DeepSeek API model?
By the cost of a 1,000-input, 500-output request, DeepSeek V4.1 Flash is the cheapest: $0.15 input and $0.60 output per 1M tokens, about $0.00045 per request off-peak.
Does the DeepSeek API have a batch discount?
The DeepSeek pricing page we checked lists no batch rate.
Related
Where these numbers come from
Prices are copied from the vendor's own pages; the vendor page is the authority on what you are billed. Per-request costs are our arithmetic.
| Field | Source | Observed |
|---|---|---|
| API prices per 1M tokens, peak hours | vendorDeepSeek API pricing | Sep 16, 2026 |
| Cost of 1,000 input + 500 output tokens | derivedCalculated from the prices above | Sep 16, 2026 |