o3-deep-research
by OpenAIChatdeprecated 2026-07-23
Research model for long-horizon investigation, synthesis, and analytical reports
- Context
- 200K tokens
- Max output
- 100,000 tokens
- Released
- 2025-06-27
- Weights
- Closed
openai/o3-deep-research · also seen as o3-deep-research-2025-06-26, eu/o3-deep-research, us/o3-deep-research
Specifications
Full facts as recorded, incl. what is unknown.
- Released
- 2025-06-27
- Weights
- Closed
- Input
- Text, Image
- Output
- Text
- Context window
- 200,000 max across endpoints
- Max output
- 100,000
- Providers
- 2 + 1 gateway, not counted as providers
- Epoch Capabilities Index
- not evaluated
- Direct price range
- $10 in · $40 out per 1M tokens · 1 of 2 providers have a comparable price
More details
- Last updated
- 2025-06-27
- Knowledge cutoff
Capabilities
Across all endpoints: supported if any endpoint supports it.
- Tool calling
- Parallel tools
- Structured output
- Reasoning
- Image input
- PDF input
- Audio input
- Audio outputunknown
- Video input
- Prompt caching
- Web search
- Computer useunknown
- System messages
- Assistant prefillunknown
- Temperature
- Streaming
- Attachments
Endpoints
One row per provider and variant; gateways are listed separately.
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Price history
Atom feedNo change since 19 Oct 2026. The cheapest direct price has been $10 in / $40 out per 1M tokens at Azure on every data refresh since then.
Tracked from 19 Oct 2026. Headline-eligible direct prices only, so a price the sanity check flags never draws a spike. Series as JSON
Cost calculator
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