Vercel and Next.js provide increased observability of your applications through OpenTelemetry.

import { registerOTel } from '@vercel/otel';
export function register() {
  registerOTel({ serviceName: 'acme-co' });
}

v1.0 of @vercel/otel now supports:

• Support for Node.js and Edge runtimes

• Telemetry context propagation, including W3C Trace Context

• Fetch API instrumentation with context propagation

• Support and auto-configuration for the Vercel OTEL collector

• Enhanced metadata reporting

• Sampling support

• Custom tracing exporter support

• Batched trace exporting

Learn more in our documentation or start using the package with Next.js.