26.2.0

Bug Fixes:

• Emit outcomes for spans trimmed from a transaction. (#5410)
• Support sample alias in CSP reports. (#5554)
• Fix inconsistencies with Insights' expected attributes. (#5561)
• Emit outcomes for dropped standalone replay_event items. (#5634)
• Validate that EAP integer attributes fit into i64. (#5621)

Features:

• Add new frame fields for MetricKit flamegraphs. (#5539)
• Apply clock drift correction to logs and trace metrics. (#5609)
• Add Culture context to event schema. (#5615)
• Trim spans with a new EAP trimming processor. (#5616)
• Forwarded requests are now streamed instead of buffered in-memory. (#5624)

Internal:

• Add EAP double-write for session data. (#5588)
• Always process OTLP spans with the span streaming pipeline. (#5631)
• Embed AI operation type mappings into Relay. (#5555)
• Use new processor architecture to process transactions. (#5379)
• Add gen_ai_response_time_to_first_token as a SpanData attribute. (#5575)
• Add sampling to expensive envelope buffer statsd metrics. (#5576)
• Use new processor architecture to process replays. (#5580)
• Add gen_ai.cost_calculation.result metric to track AI cost calculation outcomes by integration and platform. (#5560)
• Normalizes and validates trace metric names. (#5589)
• Add manual category to cost calculation metric origin tag (#5603)
• Remove the ReplayEvents Kafka topic and the replay.relay-snuba-publishing-disabled.sample-rate option. (#5629)