o1-pro API Cost Calculator
Estimate your monthly API costs for o1-pro from Openai.
Pricing per 1M tokens
Input
$150.00
Output
$600.00
200K context100K max outputVisionStreaming
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
Input cost/request$0.0750
Output cost/request$0.1800
Cost per request$0.2550
Daily cost (1,000 requests)$255.00
Monthly estimate$7,650.00
Annual estimate$91,800.00
Compare with Similar Models
| Model | Input/1M | Output/1M |
|---|---|---|
| GPT-5.4 Pro Openai | $30.00 | $180.00 |
| GPT-5.2 Pro Openai | $21.00 | $168.00 |
| GPT-5 Pro Openai | $15.00 | $120.00 |
| o3 Pro Openai | $20.00 | $80.00 |
| GPT-4 Openai | $30.00 | $60.00 |
Frequently Asked Questions
How much does o1-pro cost per token?
o1-pro is priced at $150.00 per 1M input tokens and $600.00 per 1M output tokens. Use the calculator above to estimate your monthly costs based on your usage volume.
What is the context window for o1-pro?
o1-pro has a context window of 200K tokens (200,000 tokens). The maximum output length is 100K tokens.
Does o1-pro support image inputs (vision)?
Yes, o1-pro supports vision/image inputs. You can send images as part of your prompts.
How does o1-pro compare to similar models?
o1-pro costs $150.00 input and $600.00 output per 1M tokens. GPT-4 is less expensive at $30.00 input and $60.00 output per 1M tokens. See the "Compare with Similar Models" table above, or visit the GPT-4 page at /tools/cost-calculator/openai/gpt-4.