v1.44.0 (2025-04-15)
Context
- Add context propagation through Environment Variables specification. (#4454)
- On Propagators API, stabilize
GetAllon theTextMapExtract. (#4472)
Traces
- Define sampling threshold field in OpenTelemetry TraceState; define the behavior of TraceIdRatioBased sampler in terms of W3C Trace Context Level 2 randomness. (#4166)
Metrics
- Clarify SDK behavior for Instrument Advisory Parameter. (#4389)
Logs
- Add
Enabledopt-in operation to theLogRecordProcessor. (#4439) - Stabilize
Logger.Enabled. (#4463) - Stabilize
EventName. (#4475)
Baggage
- Add context (baggage) propagation through Environment Variables specification. (#4454)
Resource
- Add Datamodel for Entities. (#4442)
SDK Configuration
- Convert declarative config env var substitution syntax to ABNF. (#4448)
- List declarative config supported SDK extension plugin interfaces. (#4452)
New Contributors
- @Nevay made their first contribution in https://github.com/open-telemetry/opentelemetry-specification/pull/4456
- @adrielp made their first contribution in https://github.com/open-telemetry/opentelemetry-specification/pull/4454
Full Changelog: https://github.com/open-telemetry/opentelemetry-specification/compare/v1.43.0...v1.44.0