DeepSeek V3.1 Terminus API Cost Calculator
Estimate your monthly API costs for DeepSeek V3.1 Terminus from Deepseek.
Pricing per 1M tokens
Pricing last verified: Mar 21, 2026
30-Day Price History
Solid line: input price · Dashed line: output price
Estimate Your Costs
What are you building?
Cost Breakdown
Compare with Similar Models
| Model | Input/1M | Output/1M |
|---|---|---|
| DeepSeek V3 0324 Deepseek | $0.2000 | $0.7700 |
| DeepSeek V3.1 Deepseek | $0.1500 | $0.7500 |
| DeepSeek V3 Deepseek | $0.3200 | $0.8900 |
| DeepSeek V3.2 Exp Deepseek | $0.2700 | $0.4100 |
| DeepSeek V3.2 Deepseek | $0.2600 | $0.3800 |
Frequently Asked Questions
How much does DeepSeek V3.1 Terminus cost per token?
DeepSeek V3.1 Terminus is priced at $0.2100 per 1M input tokens and $0.7800 per 1M output tokens. Use the calculator above to estimate your monthly costs based on your usage volume.
What is the context window for DeepSeek V3.1 Terminus?
DeepSeek V3.1 Terminus has a context window of 163.8K tokens (163,840 tokens). The maximum output length is 65.5K tokens.
Does DeepSeek V3.1 Terminus support function calling (tool use)?
Yes, DeepSeek V3.1 Terminus supports function calling (also called tool use). You can define custom functions that the model can invoke as part of its responses.
How does DeepSeek V3.1 Terminus compare to similar models?
DeepSeek V3.1 Terminus costs $0.2100 input and $0.7800 output per 1M tokens. DeepSeek V3.2 is less expensive at $0.2600 input and $0.3800 output per 1M tokens. See the "Compare with Similar Models" table above, or visit the DeepSeek V3.2 page at /tools/cost-calculator/deepseek/deepseek-v3-2.