Function annotateStreamResponse

packages/ai/openai/src/OpenAiLanguageModel.ts:1270–1294

(span: Span, part: Response.StreamPartEncoded)

}

const annotateStreamResponse = (span: Span, part: Response.StreamPartEncoded) => {
  if (part.type === "response-metadata") {
    addGenAIAnnotations(span, {
      response: {
        id: part.id,
        model: part.modelId
      }
    })
  }
  if (part.type === "finish") {
    const serviceTier = part.metadata?.openai?.serviceTier as string | undefined
    addGenAIAnnotations(span, {
      response: {
        finishReasons: [part.reason]
      },
      usage: {
        inputTokens: part.usage.inputTokens,
        outputTokens: part.usage.outputTokens
      },
      openai: {
        response: { serviceTier }
      }
    })
  }
}

// =============================================================================
// Tool Calling