Class DatadogLLMObsTracer

Protected endpoint

Protected headers

Protected convertRunToDDSpans

• convertRunToDDSpans(run): DatadogLLMObsSpan[]

• Parameters

  • run: Run

  Returns DatadogLLMObsSpan[]

Protected formatRequestBody

• formatRequestBody(spans): DatadogLLMObsRequestBody

• Parameters

  • spans: DatadogLLMObsSpan[]

  Returns DatadogLLMObsRequestBody

Protected langchainRunToDatadogLLMObsSpan

• langchainRunToDatadogLLMObsSpan(run): null | DatadogLLMObsSpan

• Parameters

  • run: Run

  Returns null | DatadogLLMObsSpan

Protected milisecondsToNanoseconds

• milisecondsToNanoseconds(ms): number

• Parameters

  • ms: number

  Returns number

Protected persistRun

• persistRun(_run): Promise<void>

• Parameters

  • _run: Run

  Returns Promise<void>

Protected toDatadogSpanKind

• toDatadogSpanKind(kind): null | DatadogLLMObsSpanKind

• Parameters

  • kind: string

  Returns null | DatadogLLMObsSpanKind

Protected transformInput

• transformInput(inputs, spanKind): DatadogLLMObsIO

• Parameters

  • inputs: KVMap
  • spanKind: DatadogLLMObsSpanKind

  Returns DatadogLLMObsIO

Protected transformOutput

• transformOutput(outputs, spanKind): {
      output: undefined | DatadogLLMObsIO;
      tokensMetadata: Record<string, number>;
  }

• Parameters

  • outputs: undefined | KVMap
  • spanKind: DatadogLLMObsSpanKind

  Returns {
      output: undefined | DatadogLLMObsIO;
      tokensMetadata: Record<string, number>;
  }

  • output: undefined | DatadogLLMObsIO

  • tokensMetadata: Record<string, number>

Protected uuidToBigInt

• uuidToBigInt(uuid): string

• Parameters

  • uuid: string

  Returns string