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Overview Client AsyncClient Run Helpers Run Trees Evaluation Schemas Utilities Wrappers Anonymizer Testing Expect API Middleware Pytest Plugin Deployment SDK

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PythonlangsmithtypesrunRunprompt_cost_details

Attribute●Since v0.14

prompt_cost_details

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prompt_cost_details: Optional[PromptCostDetails] = None

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prompt_cost_details is the per-category USD breakdown of prompt_cost.

Categories mirror prompt_token_details. Returned only when the PROMPT_COST_DETAILS field is requested.