How much does o3-mini cost per 1M tokens?

o3-mini is priced at $1.10 per 1M input tokens and $4.40 per 1M output tokens on openrouter. Prices are tracked daily by ModelPriceLab and may change without notice.

Who provides o3-mini?

o3-mini is provided by OpenAI. ModelPriceLab also tracks third-party platforms that resell or proxy this model.

When was o3-mini's pricing last verified?

Prices are re-verified daily from official sources. The data on this page is taken from the latest crawl run.

ModelPriceLab

OpenAI o3-mini Pricing — Latest API Costs & Updates

OpenAI

o3-mini pricing

Verified daily across official and reseller platforms. Compare cost per 1M tokens, context window, and recent API changes.

Input / 1M tokens

$1.10

Output / 1M tokens

$4.40

Context window

—

See full model details

Pricing per platform

Same model, different platforms. Cached input prices apply when supported.

Platform	Region	Input / 1M	Output / 1M	Cached input	Context
openrouter	global	$1.10	$4.40	$0.55	—

Price history

Track price changes over time. Data updated daily from official sources.

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Monthly Input (Millions)

Monthly Output (Millions)

Cache Hit Ratio20%

Percentage of input tokens that match cached context.

Lowest monthly cost

o3 Mini

OpenAI

$9.35/mo

Monthly cost comparison

OpenAI

o3 Mini

$9.35/mo

Input$4.40

Cached input$0.55

Output$4.40

Lowest cost in this comparison

Frequently asked questions

How much does o3-mini cost per 1M tokens?: o3-mini is priced at $1.10 per 1M input tokens and $4.40 per 1M output tokens on openrouter. Prices are tracked daily by ModelPriceLab and may change without notice.
Who provides o3-mini?: o3-mini is provided by OpenAI. ModelPriceLab also tracks third-party platforms that resell or proxy this model.
When was o3-mini's pricing last verified?: Prices are re-verified daily from official sources. The data on this page is taken from the latest crawl run.

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