Prometheus v3.8.0 released on 02-12-2025

Prometheus v3.8.0 is out now. This release introduces Native Histograms as a stable feature, enhancing data scraping capabilities for users.
Users need to visit the product GitHub or official pages for more information.
What’s in this release
- Native Histograms are now a stable feature, requiring activation via the `scrape_native_histograms` config setting.
- Support for OAuth2 jwt-bearer grant-type has been added, alongside unified AWS service discovery.
- Significant bug fixes, including improvements in PromQL slice indexing and API lock contention.
Upgrade notes
- Ensure to activate Native Histograms by updating your configuration as the feature flag will be deprecated in future releases.
- Rollback to a previous version is possible if any issues arise during the upgrade process.
We invite users to share their comments on their experience with this release.