Function buildAgentSpanAttributes

apps/sim/lib/copilot/request/otel.ts:360–385

(
  scope: CopilotOtelScope & { requestId: string }
)

// Dashboard-column width; long enough for triage disambiguation.
const USER_MESSAGE_PREVIEW_MAX_CHARS = 500
function buildAgentSpanAttributes(
  scope: CopilotOtelScope & { requestId: string }
): Record<string, string | number | boolean> {
  // Gated behind the same env var as full GenAI message capture — a
  // 500-char preview is still user prompt content.
  const preview = isGenAIMessageCaptureEnabled()
    ? truncateUserMessagePreview(scope.userMessagePreview)
    : undefined
  return {
    [TraceAttr.GenAiAgentName]: 'mothership',
    [TraceAttr.GenAiAgentId]:
      scope.transport === CopilotTransport.Stream ? 'mothership-stream' : 'mothership-headless',
    [TraceAttr.GenAiOperationName]:
      scope.transport === CopilotTransport.Stream ? 'chat' : 'invoke_agent',
    [TraceAttr.RequestId]: scope.requestId,
    [TraceAttr.SimRequestId]: scope.requestId,
    [TraceAttr.CopilotRoute]: scope.route ?? '',
    [TraceAttr.CopilotTransport]: scope.transport,
    ...(scope.chatId ? { [TraceAttr.ChatId]: scope.chatId } : {}),
    ...(scope.workflowId ? { [TraceAttr.WorkflowId]: scope.workflowId } : {}),
    ...(scope.executionId ? { [TraceAttr.CopilotExecutionId]: scope.executionId } : {}),
    ...(scope.runId ? { [TraceAttr.RunId]: scope.runId } : {}),
    ...(scope.streamId ? { [TraceAttr.StreamId]: scope.streamId } : {}),
    ...(preview ? { [TraceAttr.CopilotUserMessagePreview]: preview } : {}),
  }
}

function truncateUserMessagePreview(raw: unknown): string | undefined {
  if (typeof raw !== 'string') return undefined