OpenAI: o3 Deep Research
OpenAIllm
Published October 10, 2025
About
o3-deep-research is OpenAI's advanced model for deep research, designed to tackle complex, multi-step research tasks. Note: This model always uses the 'web_search' tool which adds additional cost.
Try OpenAI: o3 Deep Research
Test this model in the Sandbase Playground with your own prompts.
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