🟢 Is Langfuse Down?

No — Langfuse is operational

Last checked: just now · Uptime: 99.96% · AIWatch Score: 83 (Good)

Last incident: Jun 16, 17:36 UTC — Elevated API and tracing latency in the US region (37m)

Langfuse is ranked #12 (tied) of 36 AI services by AIWatch reliability score · Monthly Reports →

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Component Status
Ingestion API
Public API
Prompts API

Recent Incidents · Last 7 days

Elevated API and tracing latency in the US region
Jun 16, 17:36 UTC · Resolved · 37m · minor

About Langfuse

AIWatch Data: Langfuse's reported uptime is 99.96%. Based on AIWatch data from the last 30 days, it experienced 9 incidents with an average recovery time of 1h 18m.

Langfuse is an open-source LLM engineering platform for tracing, evaluation, prompt management, and metrics. Developers use it to debug and monitor LLM applications and agents in production.

AIWatch Insight: AIWatch tracks Langfuse via its incident.io status page (ingestion, public API, and prompts surfaces), using a worst-of badge so a trace-ingestion incident is reflected even when other surfaces are healthy.

When Langfuse is down, trace ingestion stalls so runs stop appearing, prompt and evaluation workflows fail to record, and teams lose live observability into their LLM apps — though the underlying LLM calls usually keep working.

This page provides real-time status, uptime history, and recent incident details — updated every 5 minutes by AIWatch.

Frequently Asked Questions

Is Langfuse down right now?

Check the live status indicator at the top of this page. AIWatch monitors Langfuse every 5 minutes and shows real-time operational status.

Why are my Langfuse traces not showing up?

Missing traces often indicate an ingestion incident even when the app loads. Check this page for active incidents, then verify your API keys and SDK configuration.

What are alternatives to Langfuse?

Based on current AIWatch data, LangChain (LangSmith) (Score: 63) and Helicone (Score: 63) are the most reliable alternatives right now. For LLM observability, LangSmith and Helicone are alternatives. AIWatch shows current availability across the AI stack.

How do I check Langfuse status?

You can check status on this page, on the official Langfuse status page at status.langfuse.com, or on the AIWatch dashboard at ai-watch.dev.

Alternatives When Langfuse is Down

LangChain (LangSmith) Score: 63   🟢 Operational
Helicone Score: 63   🟢 Operational