langfuse

v3.210.0 Feature

This release adds 3 notable features for engineering teams evaluating rollout.

Published 17d Tracing

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Topics

analytics autogen evaluation langchain large-language-models llama-index

+12 more

llm llm-evaluation llm-observability llmops monitoring observability openai playground prompt-engineering prompt-management self-hosted ycombinator

Summary

AI summary

Updates rbac, agents, and LFE-10785 across a mixed release.

Changes in this release

Type	Severity	Summary	CVE
Feature
Feature	Medium	Adds posthog-instrumentation skill for agents (LFE-10785). Adds posthog-instrumentation skill for agents (LFE-10785). Source: llm_adapter@2026-07-16 Confidence: high	—
Feature	Medium	Shows live reasoning in the in-app assistant (LFE-10706). Shows live reasoning in the in-app assistant (LFE-10706). Source: llm_adapter@2026-07-16 Confidence: high	—
Feature	Medium	Makes Home a configurable dashboard with preset widgets (LFE-10693). Makes Home a configurable dashboard with preset widgets (LFE-10693). Source: llm_adapter@2026-07-16 Confidence: high	—
Feature	Medium	Adds graph view mode switcher for traces (aggregated vs expanded DAG) (LFE-10676). Adds graph view mode switcher for traces (aggregated vs expanded DAG) (LFE-10676). Source: llm_adapter@2026-07-16 Confidence: high	—
Feature	Medium	Lets cloud admins view org and project settings pages (RBAC). Lets cloud admins view org and project settings pages (RBAC). Source: llm_adapter@2026-07-16 Confidence: high	—
Bugfix	Medium	Suppresses 404 warning toast when deleting prompt versions. Suppresses 404 warning toast when deleting prompt versions. Source: llm_adapter@2026-07-16 Confidence: high	—
Refactor	Low	Removes eval prompt_cache_key feature (revert). Removes eval prompt_cache_key feature (revert). Source: llm_adapter@2026-07-16 Confidence: high	—

Full changelog

What's Changed

Features

feat(rbac): let cloud admins view org & project settings pages by @Steffen911 in https://github.com/langfuse/langfuse/pull/14072
feat(agents): add posthog-instrumentation skill (LFE-10785) by @nkabardin in https://github.com/langfuse/langfuse/pull/14940
feat(assistant): show live reasoning in the in-app agent (LFE-10706) by @LysanderKie in https://github.com/langfuse/langfuse/pull/14878
feat(dashboard): make Home a dashboard — preset widgets, curated default, per-project selection (LFE-10693) by @nkabardin in https://github.com/langfuse/langfuse/pull/14824
feat(trace): graph view mode switcher — aggregated vs expanded as-it-ran DAG (LFE-10676) by @nkabardin in https://github.com/langfuse/langfuse/pull/14934

Fixes

revert(evals): remove eval prompt_cache_key feature by @hassiebp in https://github.com/langfuse/langfuse/pull/14944
fix(prompts): suppress 404 warning toast during prompt version deletion by @Tkgmuuuu in https://github.com/langfuse/langfuse/pull/11665

Full Changelog: https://github.com/langfuse/langfuse/compare/v3.209.1...v3.210.0

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About langfuse

🪢 Open source LLM engineering platform: LLM Observability, metrics, evals, prompt management, playground, datasets. Integrates with OpenTelemetry, Langchain, OpenAI SDK, LiteLLM, and more. YC W23

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