o3 Mini pricing & price history
o3 Mini by OpenAI costs $1.10 per 1M input tokens and $4.40 per 1M output tokens, with a 200K token context window.
Price history
No price changes since tracking began on 2026-09-24. We check every 10 minutes.
Cost calculator
Cheaper alternatives to o3 Mini
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|---|---|---|---|---|---|
 GLM 5.3 Flash Z.ai (Zhipu) | $0.0399 | $0.0784 | 1M | 27.8 | compare |
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About o3 Mini
OpenAI o3-mini is a cost-efficient language model optimized for STEM reasoning tasks, particularly excelling in science, mathematics, and coding. This model supports the `reasoning_effort` parameter, which can be set to...
FAQ
How much does o3 Mini cost?
o3 Mini by OpenAI costs $1.10 per 1M input tokens and $4.40 per 1M output tokens, with a 200K token context window. A typical request with 2,000 input and 500 output tokens costs about $0.0044.
What is the context window of o3 Mini?
o3 Mini supports up to 200,000 tokens of context and up to 100,000 output tokens per request.
Has o3 Mini’s price changed?
No price changes recorded since ModelBank started tracking it on 2026-09-24.
Is o3 Mini being deprecated?
No retirement date has been announced for o3 Mini as of 2026-11-12.
What are cheaper alternatives to o3 Mini?
Cheaper options include GLM 5.3 Flash ($0.0399/$0.0784), DeepSeek V4 Flash 0731 ($0.0434/$0.30), DeepSeek V4.1 Flash ($0.022/$0.40), DeepSeek V4.1 Flash 1017 ($0.098/$0.29).