Sourced from io.opentelemetry:opentelemetry-bom-alpha's releases.

Version 1.61.0

API

• Stabilize isEnabled() on Tracer, Logger, and metric instruments (#8200)

Incubating

• BREAKING Update EnvironmentGetter and EnvironmentSetter key normalization to reflect spec changes (#8233)

SDK

Traces

• Retain propagated context when generating random trace IDs (#8263)
• Add rate-limited warning log when BatchSpanProcessor drops spans (#8167)

Metrics

• Track series start time per aggregator rather than at SdkMeterProvider creation time (#8180)
• Capture context class loader during async callback registration (#8091)
• Make include/exclude work correctly with empty (but non-null) lists (#8185)

Logs

• Fix condition for recording successful log processing metrics (#8226)

Exporters

• OTLP: add configurable bounds to response body reading (#8224, #8277)
• OTLP: only throw invalid response exception when gRPC response size < 5 bytes (#8194)
• OTLP: remove duplicate FINEST-level error logging in gRPC exporter (#8216)
• OTLP Profiles: clean up profile signal exporters for consistency (#8172)

Extensions

• BREAKING Autoconfigure: remove deprecated ComponentLoader class (use io.opentelemetry.common.ComponentLoader instead) (#8243)
• Declarative config: fix DeclarativeConfigProperties javadoc to not throw exceptions (#8079)
• Declarative config: resource attribute filtering should include attributes by default (#8177)
• Declarative config: enforce IncludedExcludeModel .included and .excluded are not empty (#8266)
• Autoconfigure: restructure SDK incubator to not depend on autoconfigure internals (#8242)

Project tooling

• Disable Gradle build cache on releases to mitigate supply chain risk (#8254)

🙇 Thank you

This release was possible thanks to the following contributors who shared their brilliant ideas and awesome pull requests:

@​adp2201

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Sourced from io.opentelemetry:opentelemetry-bom-alpha's changelog.

Changelog

Unreleased

Version 1.62.0 (2026-05-08)

API

Context

• Fix GHSA-rcgg-9c38-7xpx: Apply limits to baggage entries for W3CBaggagePropagator, OtTracePropagator, JaegerPropagator (#8378)

SDK

Traces

• Avoid parentContext allocation on span start for the common case (#8332)

Metrics

• Add setMaxExportBatchSize to PeriodicMetricReaderBuilder (#8296)
• Fix PeriodicMetricReader shutdown race that could drop the final flush (#8299)

Exporters

• BREAKING Prometheus: Change default server host from 0.0.0.0 to localhost (#8298)
• BREAKING Prometheus: Stop converting unit "1" to "ratio" (#8252)
• OTLP: Fix null input handling in StringEncoder (#8312)
• OTLP: Align proto field types and wire tag names in marshalers (#8293)
• OTLP: Fix MarshalerUtil sizeRepeatedString calculation (#8284)
• OTLP: Bound JdkHttpSender thread pool size to prevent unbounded thread creation (#8276)
• OTLP Profiles: Split profiles data model into separate sdk-profiles and JFR shim modules (#8207)
• OTLP Profiles: Publish alpha release of opentelemetry-sdk-profiles and opentelemetry-exporter-otlp-profiles (#8351)

Extensions

• BREAKING Declarative config: Extract to new opentelemetry-sdk-extension-declarative-config

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