o3 Deep Research
OpenAI · Multimodal · Released Oct 2025
o3 Deep Research is OpenAI's specialized model designed for in-depth research and complex analysis tasks with extended reasoning capabilities.
- Strengths
- Excels at multi-step reasoning, synthesis of complex information, and thorough investigative analysis across domains.
- Best for
- Research-heavy workloads, literature reviews, comparative analysis, and tasks requiring extended chains of thought.
- Limitations
- Optimized for research depth rather than speed; o4 Mini Deep Research offers a faster alternative for similar research tasks.
Input / 1M
$10.00
Output / 1M
$40.00
Cached input / 1M
$2.50
Context window
200K
Price history
Snapshots
| Effective | Input | Output | Cached in | Note | Source |
|---|---|---|---|---|---|
| 11 Jun 2026 | $10.00 | $40.00 | $2.50 | Imported from OpenRouter | openrouter.ai |