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39 changes: 26 additions & 13 deletions CHANGELOG.md
Original file line number Diff line number Diff line change
Expand Up @@ -11,23 +11,10 @@ release.

### Traces

- Deprecate Zipkin exporter document and make exporter implementation optional.
([#4715](https://github.com/open-telemetry/opentelemetry-specification/pull/4715/))
- Add spec for `AlwaysRecord` sampler
([#4699](https://github.com/open-telemetry/opentelemetry-specification/pull/4699))

### Metrics

- Stabilize `Enabled` API for synchronous instruments.
([#4746](https://github.com/open-telemetry/opentelemetry-specification/pull/4746))
- Allow instrument `Enabled` implementation to have additional optimizations and features.
([#4747](https://github.com/open-telemetry/opentelemetry-specification/pull/4747))

### Logs

- Stabilize `LogRecordProcessor.Enabled`.
([#4717](https://github.com/open-telemetry/opentelemetry-specification/pull/4717))

### Baggage

### Profiles
Expand All @@ -48,6 +35,32 @@ release.

### OTEPs

## v1.52.0 (2025-12-09)

### Context

- Make the W3C randomness flag required.
([#4761](https://github.com/open-telemetry/opentelemetry-specification/pull/4761))

### Traces

- Deprecate Zipkin exporter document and make exporter implementation optional.
([#4715](https://github.com/open-telemetry/opentelemetry-specification/pull/4715/))
- Add spec for `AlwaysRecord` sampler
([#4699](https://github.com/open-telemetry/opentelemetry-specification/pull/4699))

### Metrics

- Stabilize `Enabled` API for synchronous instruments.
([#4746](https://github.com/open-telemetry/opentelemetry-specification/pull/4746))
- Allow instrument `Enabled` implementation to have additional optimizations and features.
([#4747](https://github.com/open-telemetry/opentelemetry-specification/pull/4747))

### Logs

- Stabilize `LogRecordProcessor.Enabled`.
([#4717](https://github.com/open-telemetry/opentelemetry-specification/pull/4717))

## v1.51.0 (2025-11-17)

### Metrics
Expand Down
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