Langfuse v4.66.0
Langfuse releases published Langfuse v4.66.0. What's Changed Features feat(topics): one gate for Topics visibility by @LysanderKie in 19091 Fixes fix(sessions): Don't allow expanding empty reasoning messages by @bezbac in 19096 fix(web): disable Owner role selection without ownership permission by @marksalpeter in 19092 fix(web): boxed, sticky I/O sections…
Why this signal matters
Langfuse releases published Langfuse v4.66.0. This automated release-watch entry was generated from the project's official GitHub release feed and is kept separate from human-reviewed editorial analysis. Release notes: What's Changed Features feat(topics): one gate for Topics visibility by @LysanderKie in 19091 Fixes fix(sessions): Don't allow expanding empty reasoning messages by @bezbac in 19096 fix(web): disable Owner role selection without ownership permission by @marksalpeter in 19092 fix(web): boxed, sticky I/O sections with a collapse caret by @nmtrang29 in 18684 fix(otel): store number-like metadata strings without their JSON quotes by @niklassemmler in 19076 fix(in-app-agent): bump bedrock v4 provider to accept tool calls without input by @LysanderKie in 19107 Chores refactor(query-ast): reuse the row field map for by-id selects and type the skills columns by @niklassemmler in 19081 chore(ingestion): accept name/version skill catalogs by @tobi12345 in 19087 refactor(query-ast): inline code-constant binds by @niklassemmler in 19083 Full Changelog : v4.65.0...v4.66.0
Actionable summary
Treat Langfuse v4.66.0 as an official release signal. Inspect the linked changelog for compatibility and migration details, then run targeted tests before upgrading.
- Agent usefulness
- 77/100
- Confidence
- 96%
- Canonical data
- JSON + Markdown
What builders should check
- Review the official Langfuse releases release notes before upgrading.
- Check compatibility, migration, and security notes against your current agent stack.
- Run focused regression tests before production rollout.