--- title: "CreateEmbeddingsUsage" --- Token usage statistics ## Fields | Field | Type | Required | Description | Example | | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | `cost` | *Optional[float]* | :heavy_minus_sign: | Cost of the request in credits | 0.0001 | | `cost_details` | [OptionalNullable[operations.CostDetails]](../operations/costdetails.mdx) | :heavy_minus_sign: | Breakdown of upstream inference costs | \{
"upstream_inference_completions_cost": 0.0004,
"upstream_inference_cost": null,
"upstream_inference_prompt_cost": 0.0008
} | | `is_byok` | *Optional[bool]* | :heavy_minus_sign: | Whether a request was made using a Bring Your Own Key configuration | | | `prompt_tokens` | *int* | :heavy_check_mark: | Number of tokens in the input | 8 | | `prompt_tokens_details` | [Optional[operations.PromptTokensDetails]](../operations/prompttokensdetails.mdx) | :heavy_minus_sign: | Per-modality token breakdown. Only present when the input contains 2+ modalities (e.g. text + image) and the upstream provider returns modality-level usage data. Only non-zero modality counts are included. | | | `total_tokens` | *int* | :heavy_check_mark: | Total number of tokens used | 8 |