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 | "llm" | "tool" | "agent" | "embedding" | "workflow" | "task" | "retrieval"

• Parameters

  • kind: string

  Returns null | "llm" | "tool" | "agent" | "embedding" | "workflow" | "task" | "retrieval"

Protected transformInput

• transformInput(inputs, spanKind): DatadogLLMObsIO

• Parameters

  • inputs: KVMap

  • spanKind: DatadogLLMObsSpanKind

  Returns DatadogLLMObsIO

Protected transformOutput

• transformOutput(outputs, spanKind): {
      output: undefined | {
          value: string;
      } | {
          documents: {
              score: string | number;
              id?: string;
              name?: string;
              text?: string;
          }[];
      } | {
          messages: {
              content: string;
              role?: string;
          }[];
      };
      tokensMetadata: Record<string, number>;
  }

• Parameters

  • outputs: undefined | KVMap

  • spanKind: DatadogLLMObsSpanKind

  Returns {
      output: undefined | {
          value: string;
      } | {
          documents: {
              score: string | number;
              id?: string;
              name?: string;
              text?: string;
          }[];
      } | {
          messages: {
              content: string;
              role?: string;
          }[];
      };
      tokensMetadata: Record<string, number>;
  }

  • output: undefined | {
        value: string;
    } | {
        documents: {
            score: string | number;
            id?: string;
            name?: string;
            text?: string;
        }[];
    } | {
        messages: {
            content: string;
            role?: string;
        }[];
    }

  • tokensMetadata: Record<string, number>

Protected uuidToBigInt

• uuidToBigInt(uuid): string

• Parameters

  • uuid: string

  Returns string