opentelemetry-prometheus

"opentelemetry-prometheus 0.32.0 release."

Released 2026-May-08

• Un-deprecate opentelemetry-prometheus and remove stale discontinuation notices. #3288
• Set MSRV to 1.81.0 to match the prometheus dependency requirement.

Released 2026-May-08

• Update opentelemetry dependency version to 0.31.0
• Update opentelemetry_sdk dependency version to 0.31.0
• Update opentelemetry-semantic-conventions dependency version to 0.31.0

Released 2025-Sep-25

• Update to v1.34.0 of the semantic conventions.

Released 2025-April-11

• Update prometheus dependency version to 0.14
• Remove protobuf dependency

• Update opentelemetry dependency version to 0.29
• Update opentelemetry_sdk dependency version to 0.29
• Update opentelemetry-semantic-conventions dependency version to 0.29

Released 2025-Mar-21

• Update to v1.31.0 of the semantic conventions.

• Update opentelemetry dependency version to 0.28
• Update opentelemetry_sdk dependency version to 0.28
• Update opentelemetry-semantic-conventions dependency version to 0.28
• Bump msrv to 1.75.0.

Released 2025-Feb-10

• Update to v1.29.0 of the semantic conventions.
• Bump msrv to 1.75.0.

• Update opentelemetry dependency version to 0.27
• Update opentelemetry_sdk dependency version to 0.27
• Update opentelemetry-semantic-conventions dependency version to 0.27

Released 2024-Nov-11

• Bump MSRV to 1.70 #2179
• Update to v1.28.0 of the semantic conventions.

Changed

• Update opentelemetry dependency version to 0.24
• Update opentelemetry_sdk dependency version to 0.24
• Update opentelemetry-semantic-conventions dependency version to 0.16

Added

• Add ResourceSelector to allow attaching resource as attributes to metrics #1608

Changed

• Update opentelemetry dependency version to 0.23
• Update opentelemetry_sdk dependency version to 0.23

Changed

• Breaking Moved duplicated (and unrelated) attributes from opentelemetry_semantic_conventions::trace and opentelemetry_semantic_conventions::resource into opentelemetry_semantic_conventions::attribute (which now contains all semantic attributes). trace and resource now only contain references to attributes which fall under their respective category.

Added

• Created opentelemetry_semantic_conventions::metric to store metric semantic conventions.

Changed

• Omit empty otel_scope_info and otel_target_info metrics #1428

Changed

• Update to v1.24.0 of the semantic conventions. #1596
• Update to v1.25.0 of the semantic conventions. #1681

Fixed

• Fix UCUM annotation escaping by ignoring unknown instrument units and annotations #1348

Changed

• Bump MSRV to 1.65 #1318
• allow custom units in prometheus suffix #1188
• Bump MSRV to 1.64 #1203

Changed

• Breaking Replaced Key constants with &'static str for tracing compatibility #1334

Added

• Add with_namespace option to exporter config.
• Add more units conversions between OTEL metrics and prometheus metrics #1157.
• Add without_counter_suffixes option to exporter config.

Changed

• Update to opentelemetry-api v0.20.0

Changed

• Bump MSRV to 1.65 #1318
• Bump MSRV to 1.64 #1203

Changed

• [Breaking] Add _total suffix for all counters #952.
• Update to opentelemetry v0.19.
• Bump MSRV to 1.57 #953.
• Update dependencies and bump MSRV to 1.60 #969.
• Add otel_scope_info and scope labels #974.

Changed

• Update to v1.21.0 spec
• Update to opentelemetry-api v0.20.0

Changed

• Update to opentelemetry v0.18.0

Removed

• BREAKING: PrometheusExporter::new() removed. Use ExporterBuilder. #727

Changed

• Update to opentelemetry v0.19.
• Update to opentelemetry_http v0.8.
• Bump MSRV to 1.57 #953.
• Update to v1.17.0 spec #960.
• Update dependencies and bump MSRV to 1.60 #969.

Added

• Added prometheus-encoding feature to export prometheus encoders #652
• Added with_aggregator_selector option #667

Changed

• Update prometheus to 0.13 #644
• Update to opentelemetry v0.17.0

Fixed

• Enable directly constructing a SpanExporter #655

Changed

• update to v1.9 spec #754
• Update to opentelemetry v0.18.0

Added

• Add from_env to prometheus exporter builder #605
• Adds Default implementation to ExporterBuilder based on the otel specification environment variables #242

Changed

• Update to opentelemetry v0.16.0

Deprecated

• PrometheusExporter::new() is deprecated in favor of using ExporterBuilder

Changed

• Update to opentelemetry v0.17.0

Changed

• Update to opentelemetry v0.15.0

Changed

• Update to opentelemetry v0.16.0

Changed

• Update to opentelemetry v0.14.0

Changed

• Update to spec version 1.4.0 #570
• Update to opentelemetry v0.15.0

Added

• Add sanitization of prometheus label names #462

Changed

• Update to opentelemetry v0.13.0
• Update prometheus dependency #485

Changed

• Update to spec version 1.3.0 #547
• Update to opentelemetry v0.14.0

Added

• Batch observer support #429

Changed

• Update to opentelemetry v0.12.0
• Update tokio to v1 #421
• Update prometheus to v0.11 #435

Changed

• Update to opentelemetry v0.13.0

Removed

• Removed from_env and use environment variables to initialize the configurations by default #459

Changed

• Update to opentelemetry v0.11.0
• Add non monotonic counter support #385

Changed

• Update to opentelemetry v0.12.0

Changed

• Update to opentelemetry v0.10.0

Changed

• Update to opentelemetry v0.11.0

Changed

• Update to prometheus 0.10.x #279

Changed

• Update to opentelemetry v0.10.0

Added

• Initial prometheus exporter

Added

• Semantic conventions for trace and resource.