langchain.js
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    Interface BaseDataContentBlock

    Use ContentBlock.Multimodal.Data instead

    interface BaseDataContentBlock {
        id?: string;
        metadata?: Record<string, unknown>;
        mime_type?: string;
        type: string;
        [key: string]: unknown;
    }

    Hierarchy (View Summary)

    Indexable

    • [key: string]: unknown

      Arbitrary properties

    Index

    Properties

    id? metadata? mime_type? type

    Properties

    id?: string

    Content block identifier, which can be either

    • generated by the provider (e.g., a provider-specific ID)
    • generated by LangChain upon creation (a uuid prefixed with 'lc-')
    metadata?: Record<string, unknown>
    mime_type?: string
    type: string

    Type of the content block

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