Scheduled for retirement on Nov 19, 2026. Still available at the prices below until then.

O3 Deep Research

OpenAIReleased Jun 26, 2024KnowledgeMay 2024
Context
200K
Max output
n/a
Serving providers
2
Cheapest input
$10.00 /1M
On-demand listed rates, OpenRouter routed quotes and Vercel reseller quotes. Enterprise commitments (committed-use discounts, provisioned throughput, negotiated rates) can be materially lower. An OpenRouter routed quote is the price of whichever upstream provider OpenRouter prefers today, so it moves day to day.

Pricing by serving provider

standard tier · per 1M tokens · click a provider to expand

Input pricing runs from $10.00 to $11.00 per 1M tokens across 2 providers, so the dearest route costs 10% more than the cheapest for the same model.

Serving providerInput /1MOutput /1MEndpoints
OpenRouterRouted quote$10.00$40.001
EndpointStd inStd outCached inBatch in / outModel ID
StandardRouted quote$10.00$40.00$2.50—openai/o3-deep-research
Azure$11.00$44.001

Price history

OpenRouter routed quote

OpenRouter's price is a routed quote. It moves with whichever upstream route OpenRouter prefers that day, so we do not track it as a price history.

Cost calculator

estimate your monthly spend on this model
$5,200
estimated / month

Model IDs

copy the exact identifier for your platform
openai/o3-deep-researchazure/eu/o3-deep-research

Frequently asked questions

O3 Deep Research pricing, context and availability

Is O3 Deep Research still available?

Yes. O3 Deep Research is scheduled for retirement on 2026-11-19.

How much does O3 Deep Research cost?

O3 Deep Research costs $10.00 per 1M input tokens as an OpenRouter routed quote, and $40.00 per 1M output tokens as an OpenRouter routed quote. An OpenRouter routed quote is the price of whichever upstream provider OpenRouter prefers today, so it moves day to day. Across 2 serving providers, input prices range from $10.00 to $11.00 per 1M tokens.

What is the context window of O3 Deep Research?

O3 Deep Research accepts up to 200K tokens of context.

Which providers serve O3 Deep Research?

O3 Deep Research is available from 2 serving providers, each with its own pricing and model ID. OpenRouter is currently the cheapest, as a routed quote.

Other OpenAI models

compare pricing across the OpenAI lineup
Listed prices from LiteLLM, OpenRouter and Vercel · last checked Jul 30, 2026

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