# Langfuse v4.58.0

Category: safety-research
Published: 2026-10-13T07:05:09Z
Source: [Langfuse releases](https://github.com/langfuse/langfuse/releases/tag/v4.58.0)
Agent usefulness: 72/100
Confidence: 0.96
Content mode: release-watch
Verified: 2026-10-13T12:17:40.558Z
Tags: observability, tracing, evaluation

## Human Summary
Langfuse releases published Langfuse v4.58.0. What's Changed Features feat(web): require Turnstile on password-reset emails by @maxdeichmann in 18584 feat(ci): bump dependabot to opus5.5 by @nimarb in 18553 feat(otel): extract media before TypeScript parsing by @sumerman in 18239 feat(media): add upload pool with concurrency and byte limits by @sumerman in…

## Agent Summary
Treat Langfuse v4.58.0 as an official release signal. Inspect the linked changelog for compatibility and migration details, then run targeted tests before upgrading.

## Body
Langfuse releases published Langfuse v4.58.0. 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(web): require Turnstile on password-reset emails by @maxdeichmann in 18584 feat(ci): bump dependabot to opus5.5 by @nimarb in 18553 feat(otel): extract media before TypeScript parsing by @sumerman in 18239 feat(media): add upload pool with concurrency and byte limits by @sumerman in 18629 feat(worker): per-project trace idle time in tracing readiness settings by @LysanderKie in 18595 feat(topics): configure Topics on the project's own LLM connections by @LysanderKie in 18414 Fixes fix(native): avoid repeated UTF-8 validation during media extraction by @sumerman in 18654 fix(topics): clean up trace list labels by @nimarb in 18648 fix(llm-connection): allow aws profile connections if allowlisted by @nimarb in 18655 fix(turbo): add Lucide BookOpen exception for dev server by @nimarb in 18659 fix(skills): match filter bar spacing to prompts by @tobi12345 in…

## Recommended actions
- 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.

## Sponsors
No sponsor placement attached.

## Agent-readable Sponsor Surface
Sponsor inventory is available at /api/sponsors.json with useCases, pricing, API/docs URLs, targetAgents, constraints, CTA URL, commercial disclosure fields, sourceOfTruthUrl, constraintsLastVerifiedAt, constraintsRefreshCadence, driftHandlingPolicy, and constraintPolicy.