o3-pro

o3-pro costs $20.00 per 1M input tokens and $80.00 per 1M output tokens. Batch API: $10.00 input, $40.00 output.

Updated October 16, 2026

Input / 1M

$20.00

Output / 1M

$80.00

Cached Input

—

Context Window

200K

Standard Input

$20.00 / 1M

Base prompt input rate

Standard Output

$80.00 / 1M

Completion output rate

Prompt Caching -50%

50% Off

Cached prompt context

Batch API -50%

$10.00 / 1M

Asynchronous 24h batch

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Flagship models

All rates listed in USD per 1 Million (1M) tokens unless noted

StandardBatch

Pricing Metric / Parameter	Standard RATE (per 1M)	Batch RATE (per 1M)
Short context input	$20.00	$10.00
Short context cached input	-	-
Short context cache writes	-	-
Short context output	$80.00	$40.00
Long context input	-	-
Long context cached input	-	-
Long context cache writes	-	-
Long context output	-	-

Source: OpenAI official pricing page, verified 2026-10-16. Prices in USD per 1M tokens.

AI / LLM

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