R1 API Cost Calculator
Estimate your monthly API costs for R1 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
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Cost Breakdown
Compare with Similar Models
| Model | Input/1M | Output/1M |
|---|---|---|
| R1 0528 Deepseek | $0.4500 | $2.15 |
| DeepSeek V3.2 Speciale Deepseek | $0.4000 | $1.20 |
| R1 Distill Llama 70B Deepseek | $0.7000 | $0.8000 |
| DeepSeek V3 Deepseek | $0.3200 | $0.8900 |
| DeepSeek V3.1 Terminus Deepseek | $0.2100 | $0.7800 |
Frequently Asked Questions
How much does R1 cost per token?
R1 is priced at $0.7000 per 1M input tokens and $2.50 per 1M output tokens. Use the calculator above to estimate your monthly costs based on your usage volume.
What is the context window for R1?
R1 has a context window of 64K tokens (64,000 tokens). The maximum output length is 16K tokens.
Does R1 support function calling (tool use)?
Yes, R1 supports function calling (also called tool use). You can define custom functions that the model can invoke as part of its responses.
How does R1 compare to similar models?
R1 costs $0.7000 input and $2.50 output per 1M tokens. DeepSeek V3.1 Terminus is less expensive at $0.2100 input and $0.7800 output per 1M tokens. See the "Compare with Similar Models" table above, or visit the DeepSeek V3.1 Terminus page at /tools/cost-calculator/deepseek/deepseek-v3-1-terminus.