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OpenAI · LLM API Modelretired

o3-deep-research

OpenAI retired o3-deep-research on 23 Jul 2026. Last published rates: $10.00 in / $40.00 out per 1M tokens.

Updated September 10, 2026
Input / 1M
$10.00
Output / 1M
$40.00
Cached Input
$2.50
Context Window
—
Standard Input
$10.00 / 1M
Base prompt input rate
Standard Output
$40.00 / 1M
Completion output rate
Prompt Caching -50%
$2.50 / 1M
Cached prompt context
Batch API -50%
$5.00 / 1M
Asynchronous 24h batch

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OpenAI retired o3-deep-research on 23 Jul 2026. The rates below are the last it published.

OpenAI recommends gpt-5.6-sol. At the same token volume, gpt-5.6-sol costs 60% less per 1M input tokens and 50% less per 1M output tokens.

See current OpenAI pricing.

o3-deep-research pricing

Source: OpenAI official pricing page, verified 2026-09-10. Prices in USD per 1M tokens.

AI / LLM
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