React Native Firebase
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    Interface UsageMetadata

    Usage metadata about a GenerateContentResponse.

    interface UsageMetadata {
        cachedContentTokenCount?: number;
        cacheTokensDetails?: ModalityTokenCount[];
        candidatesTokenCount: number;
        candidatesTokensDetails?: ModalityTokenCount[];
        promptTokenCount: number;
        promptTokensDetails?: ModalityTokenCount[];
        thoughtsTokenCount?: number;
        toolUsePromptTokenCount?: number;
        toolUsePromptTokensDetails?: ModalityTokenCount[];
        totalTokenCount: number;
    }
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    Properties

    cachedContentTokenCount? cacheTokensDetails? candidatesTokenCount candidatesTokensDetails? promptTokenCount promptTokensDetails? thoughtsTokenCount? toolUsePromptTokenCount? toolUsePromptTokensDetails? totalTokenCount

    Properties

    cachedContentTokenCount?: number

    The number of tokens in the prompt that were served from the cache. If implicit caching is not active or no content was cached, this will be 0.

    cacheTokensDetails?: ModalityTokenCount[]

    Detailed breakdown of the cached tokens by modality (for example, text or image). This list provides granular insight into which parts of the content were cached.

    candidatesTokenCount: number
    candidatesTokensDetails?: ModalityTokenCount[]
    promptTokenCount: number
    promptTokensDetails?: ModalityTokenCount[]
    thoughtsTokenCount?: number

    The number of tokens used by the model's internal "thinking" process.

    toolUsePromptTokenCount?: number

    The number of tokens used by tools.

    toolUsePromptTokensDetails?: ModalityTokenCount[]

    A list of tokens used by tools, broken down by modality.

    totalTokenCount: number

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