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o1-mini token cost

OpenAI · context 128,000 tokens · tokenizer Exact

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When to use o1-mini

Legacy compact OpenAI reasoning model for cheaper STEM-style tasks than full o1. Prefer o3-mini or o4-mini for new reasoning stacks when available.

Pricing

Input
$1.10/1M
Output
$4.40/1M
Verified

Official pricing source · Open main calculator · Cheaper long context models

Reasoning tokens may bill at output rate; verify on OpenAI docs.

Estimate with TokenCalculator

Preselect o1-mini in the calculator to count tokens and project request or monthly cost. Exact vs Approx follows this model's tokenizer family. See the Exact vs Approx guide for honesty rules.

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Sources and references

Official documentation used for definitions, counting methods, or rate cards. Always confirm critical budgets on the provider page.