# Prometheus OTLP Metrics Receiver

**Canonical:** https://apis.io/apis/prometheus-io/prometheus-otlp-receiver/  
**Provider:** Prometheus — https://apis.io/providers/prometheus-io/  
**Documentation:** https://prometheus.io/docs/prometheus/latest/feature_flags/

Prometheus OTLP Metrics Receiver is one of 21 APIs that [Prometheus](https://apis.io/providers/prometheus-io/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include OTLP, OpenTelemetry, Receiver, and Ingest. The published artifact set on APIs.io includes API documentation.

Optional OpenTelemetry Protocol metrics receiver exposed on /api/v1/otlp/v1/metrics when the Prometheus server is started with --web.enable-otlp-receiver. Accepts OTLP/HTTP protobuf payloads from OpenTelemetry Collectors and SDKs; delta-to-cumulative conversion is available behind --enable-feature=otlp-deltatocumulative.

## Machine-readable artifacts (2)

- **Documentation** — https://prometheus.io/docs/guides/opentelemetry/
- **SourceCode** — https://github.com/open-telemetry/opentelemetry-proto

## Other Prometheus APIs (12)

- [Prometheus Remote Write](https://apis.io/apis/prometheus-io/prometheus-remote-write/)
- [Prometheus Exposition Format / OpenMetrics](https://apis.io/apis/prometheus-io/prometheus-exposition-format/)
- [Prometheus admin API](https://apis.io/apis/prometheus-io/prometheus-io-admin-api/)
- [Prometheus alert API](https://apis.io/apis/prometheus-io/prometheus-io-alert-api/)
- [Prometheus alertgroup API](https://apis.io/apis/prometheus-io/prometheus-io-alertgroup-api/)
- [Prometheus alerts API](https://apis.io/apis/prometheus-io/prometheus-io-alerts-api/)
- [Prometheus features API](https://apis.io/apis/prometheus-io/prometheus-io-features-api/)
- [Prometheus general API](https://apis.io/apis/prometheus-io/prometheus-io-general-api/)
- [Prometheus labels API](https://apis.io/apis/prometheus-io/prometheus-io-labels-api/)
- [Prometheus metadata API](https://apis.io/apis/prometheus-io/prometheus-io-metadata-api/)
- [Prometheus notifications API](https://apis.io/apis/prometheus-io/prometheus-io-notifications-api/)
- [Prometheus otlp API](https://apis.io/apis/prometheus-io/prometheus-io-otlp-api/)

## Tags

OTLP, OpenTelemetry, Receiver, Ingest

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/prometheus-io/prometheus-otlp-receiver/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/prometheus-io/.