- Breaking change: OTLP endpoint no longer auto‑translates underscore‑prefixed attribute names; use version 3.7.1 for ingestion.
- New features include experimental anchored & smoothed rate in PromQL, native histograms with custom buckets, Azure Workload Identity auth for remote write, type/unit labels in Remote Write 2.0, first_over_time functions, UI scrape interv...
- Extensive bug‑fixes and performance improvements across PromQL, TSDB, Remote Write, UI, and alerting components.
3.7.0 / 2025-10-15
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