# integration-opentelemetry (OpenTelemetry Tracing)

Examples for using OpenTelemetry tracing with promptfoo.

## Examples

- [javascript](./javascript/) - Custom JS provider with OTEL tracing (JSON format)
- [python](./python/) - Custom Python provider with OTEL tracing (protobuf format)
- [built-in](./built-in/) - Built-in OTEL tracing with standard providers (OpenAI, Anthropic, Azure)