Langfuse JS/TS SDKs
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    Interface OtelSpan

    Individual span representing a unit of work or operation

    interface OtelSpan {
        attributes?: OtelAttribute[];
        endTimeUnixNano?: unknown;
        kind?: number;
        name?: string;
        parentSpanId?: unknown;
        spanId?: unknown;
        startTimeUnixNano?: unknown;
        status?: unknown;
        traceId?: unknown;
    }
    Index

    Properties

    attributes? endTimeUnixNano? kind? name? parentSpanId? spanId? startTimeUnixNano? status? traceId?

    Properties

    attributes?: OtelAttribute[]

    Span attributes including Langfuse-specific attributes (langfuse.observation.*)

    endTimeUnixNano?: unknown

    End time in nanoseconds since Unix epoch

    kind?: number

    Span kind (1=INTERNAL, 2=SERVER, 3=CLIENT, 4=PRODUCER, 5=CONSUMER)

    name?: string

    Span name describing the operation

    parentSpanId?: unknown

    Parent span ID if this is a child span

    spanId?: unknown

    Span ID (8 bytes, hex-encoded string in JSON or Buffer in binary)

    startTimeUnixNano?: unknown

    Start time in nanoseconds since Unix epoch

    status?: unknown

    Span status object

    traceId?: unknown

    Trace ID (16 bytes, hex-encoded string in JSON or Buffer in binary)

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