How much does o3 cost per 1M tokens?

o3 is priced at $2.00 per 1M input tokens and $8.00 per 1M output tokens on azure. This is a stored listed price and may differ from current provider terms; no source link is stored, so check the provider pricing page before making a decision.

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

What does the price record timestamp mean?

It shows when ModelPriceLab's stored record changed. It is not an independent source-verification timestamp; confirm current pricing with the provider or platform.

What is the context window for o3?

o3 supports up to 200,000 tokens per request, with a max output of 100,000 tokens.

ModelPriceLab

Microsoft Azure o3 API Pricing — Token Costs & Alternatives

Microsoft Azure

o3 pricing

Compare stored list-price records, context window, and recent API changes. Source links are shown where available; verify current provider terms before deciding.

Input / 1M Tokens

$2.00

Output / 1M Tokens

$8.00

Context window

200,000

Record updated 2026-09-03 · azure

Model details Vendor API pricing Related API changes Check stack cost impact

Pricing per platform

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

Platform	Region	Input / 1M	Output / 1M	Cached input	Context
azure No source link stored	global	$2.00	$8.00	$0.50	200,000

Price history

Stored record history where available. Timestamps reflect database updates, not independent source verification.

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Monthly Input (Millions)

Monthly Output (Millions)

Cache Hit Ratio20%

Percentage of input tokens that match cached context.

Lowest listed-rate estimate

Microsoft Azure

$16.50/mo

Monthly cost comparison

Microsoft Azure

$16.50/mo

Input$8.00

Cached input$0.50

Output$8.00

Lowest cost in this comparison

Frequently asked questions

How much does o3 cost per 1M tokens?: o3 is priced at $2.00 per 1M input tokens and $8.00 per 1M output tokens on azure. This is a stored listed price and may differ from current provider terms; no source link is stored, so check the provider pricing page before making a decision.
Who provides o3?: o3 is provided by Microsoft Azure. ModelPriceLab also tracks third-party platforms that resell or proxy this model.
What does the price record timestamp mean?: It shows when ModelPriceLab's stored record changed. It is not an independent source-verification timestamp; confirm current pricing with the provider or platform.
What is the context window for o3?: o3 supports up to 200,000 tokens per request, with a max output of 100,000 tokens.

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