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FAQOverview

FAQ

These FAQs are the most common questions we receive. If your question is not answered below, please open a new discussion on GitHub Discussions.

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The Langfuse AI assistant helps you find answers about Langfuse’s features, integrations, and best practices. It’s trained on our documentation, GitHub discussions/issues, and API.

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Categories

API

Are there any limits to the Langfuse API?

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Auth

I want to delete / cancel / close my Langfuse accountI have forgotten my passwordInviting co-workers to LangfuseWhere is my Langfuse project?

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Case Studies

How Remberg Improves Transparency of AI Features with LangfuseHow Huntr Uses Langfuse to improve their LLM app developmentHow Mava Uses Langfuse to Improve their Usage of OpenAI's API

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Cloud

I cannot see my organization in LangfuseHow do I cut my Langfuse Cloud bill?How to manage different environments in Langfuse?How do I upgrade my Langfuse account?

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Datasets

I have setup Langfuse, but I do not see any traces in the dashboard. How to solve this?

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Evaluation

I have setup Langfuse, but I do not see any traces in the dashboard. How to solve this?

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Help

How can I receive support?How do I report an issue/feedback/bug?

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Integration LangChain

How to customize the names of observations within a Langchain trace?LangSmith Alternative? Langfuse vs. LangSmithWhat is LangChain Expression Language (LCEL)?

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Integration OpenAI

How to trace the OpenAI Assistants API?

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Observability

How to use Langfuse Tracing in Serverless Functions (AWS Lambda, Vercel, Cloudflare Workers, etc.)How do I track LLM cost and tokens in Langfuse?How to enable or disable Langfuse tracing?Link prompt management with tracing in LangfuseHow to manage different environments in Langfuse?

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Product

Monitoring AI Research Assistants - Ensuring Accuracy and ReliabilityBraintrust Data Alternatives? The best LLMOps platform?The best LLMOps Platform? Helicone AlternativesArize Phoenix Alternative? Langfuse vs. Arize AI for LLM ObservabilityWhat are the common challenges of building LLM applications?

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Prompt Management

Link prompt management with tracing in LangfuseHow can I manage my prompts with Langfuse?

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Self Hosting

Are prebuilt ARM images available?Are older versions of the SDK compatible with newer versions of Langfuse?I cannot connect to my docker deployment, what should I do?I have forgotten my passwordHow can I restrict access on my self-hosted instance to internal users?

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GitHub Discussions

We use GitHub Discussions to answer technical questions while making them easy to find. Feel free to open a new thread to get help by the community and Langfuse team.

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