Model Details
Where is o3 Deep Research a perfect fit?
- Academic research and literature reviews
- Policy analysis and strategic planning
- Market research and competitive analysis
- Scientific discovery and hypothesis generation
- Legal research and document analysis
Quick Model Estimate
Your o3 Deep Research Cost Estimate
💰 Total Cost
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for 1000 input + 1000 output tokens
Cost Breakdown
At the last price OpenAI charged, before it stopped on 23rd Jul 2026. No longer on offer.
Pricing
No provider we track currently offers o3 Deep Research.
No longer offered by
The last prices each provider charged for o3 Deep Research before it stopped offering it. These are no longer on offer. Each row links to that provider's price history.
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Context Size
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 OpenAI | 23rd Jul 2026Model retired | Text | Standard | $10.0000 | $40.0000 | $2.5000 | 200,000 tokens | → |
| OpenAI | 23rd Jul 2026Model retired | Text | Batch | $5.0000 | $20.0000 | N/A | 200,000 tokens | → |
Recent changes
When o3 Deep Research was newly listed on a provider, moved to legacy or deprecated, or retired.
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Retired
OpenAI retired o3 Deep Research, with GPT-5.6 Sol as the suggested replacement.
Other Models in the o3 Family
FAQs about o3 Deep Research
What is o3 Deep Research's context window?
o3 Deep Research has a context window of 200,000 tokens, and returns up to 100,000 tokens in a single response.
Is o3 Deep Research still available?
o3 Deep Research is deprecated and was retired on 23 July 2026. The replacement is GPT-5.6 Sol.