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    13. © 2025 OpenRouter, Inc

    OpenAI: o4 Mini Deep Research

    openai/o4-mini-deep-research

    Created Oct 10, 2025200,000 context
    $2/M input tokens$8/M output tokens$10/K web search

    o4-mini-deep-research is OpenAI's faster, more affordable deep research model—ideal for tackling complex, multi-step research tasks.

    Note: This model always uses the 'web_search' tool which adds additional cost.

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