v1.34.0 (2024-06-11)

Context

• No changes.

Traces

• Clarify the trace SDK should log discarded events and links. (#4064)
• Add new in-development Enabled API to the Tracer. (#4063)

Metrics

• Add new in-development Enabled API to meter instruments. (#4063)

Logs

• Add the in-development Enabled API to the Logger. (#4020)

Events

• Rename event payload to body. (#4035)
• Add specification for EventLogger and EventLoggerProvider. (#4031)
• Describe the use cases for events in greater detail. (#3969)

Resource

• No changes.

OpenTelemetry Protocol

• No changes.

Compatibility

• Prometheus: Clarify location of unit suffix within metric names. (#4057)

SDK Configuration

• No changes.

Common

• OpenTelemetry clients MUST follow SemVer 2.0.0. (#4039)
• Rename "Experimental" to "Development" according to OTEP 0232. (#4061), (#4069)

Supplementary Guidelines

• Clarify that it is permissible to extend SDK interfaces without requiring a major version bump (#4030)

New Contributors

• @yijiem made their first contribution in #4050
• @JonasKunz made their first contribution in #4030

Full Changelog: v1.33.0...v1.34.0