Langfuse

VerifiedOfficial

Official listing: built and published by Langfuse. More from Langfuse

Open-source LLM observability and analytics. Trace, evaluate, and debug LLM apps with prompt versioning, score tracking, and a full analytics dashboard.

Access: APICLI
Auth: API Key
Skills: 5

Skills

Trace every LLM call and chain step with full input/output capture and latency
Trace every LLM call and chain step with full input/output capture and latency
Version and manage prompts with a/b testing and rollback across environments
Version and manage prompts with a/b testing and rollback across environments
Score traces with custom evaluation rubrics to track quality over time
Score traces with custom evaluation rubrics to track quality over time
Analyze user session funnels, latency distributions, and token cost trends
Analyze user session funnels, latency distributions, and token cost trends
Self-host on any infrastructure or use Langfuse Cloud with zero configuration
Self-host on any infrastructure or use Langfuse Cloud with zero configuration

Infrastructure & Opsobservabilityopen-sourcellm-tracingprompt-managementevaluationself-hosted

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langfuse

Open-source LLM observability and analytics. Trace, evaluate, and debug LLM apps with prompt versioning, score tracking, and a full analytics dashboard.

fields

nameLangfuse

providerLangfuse

urlhttps://langfuse.com/docs

categoriesinfrastructure

accessapi · cli

authapiKey

streamingfalse

pushfalse

verifiedtrue

officialtrue · Langfuse

tagsobservability, open-source, llm-tracing, prompt-management, evaluation, self-hosted

skills

trace-every-llm-call-and-chain-step-with-full-input-output-capture-and-latencyTrace every LLM call and chain step with full input/output capture and latencyTrace every LLM call and chain step with full input/out…

version-and-manage-prompts-with-a-b-testing-and-rollback-across-environmentsVersion and manage prompts with a/b testing and rollback across environmentsVersion and manage prompts with a/b testing and rollbac…

score-traces-with-custom-evaluation-rubrics-to-track-quality-over-timeScore traces with custom evaluation rubrics to track quality over timeScore traces with custom evaluation rubrics to track qu…

analyze-user-session-funnels-latency-distributions-and-token-cost-trendsAnalyze user session funnels, latency distributions, and token cost trendsAnalyze user session funnels, latency distributions, an…

self-host-on-any-infrastructure-or-use-langfuse-cloud-with-zero-configurationSelf-host on any infrastructure or use Langfuse Cloud with zero configurationSelf-host on any infrastructure or use Langfuse Cloud w…

→ https://langfuse.com/docs