Langfuse

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Credentials

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1. Get API Keys

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Langfuse Cloud

1. Go to https://cloud.langfuse.com
2. Select your project -> Settings -> API Keys
3. Copy the Public Key and Secret Key

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Self-hosted

1. Go to your Langfuse instance (e.g., https://langfuse.yourcompany.com)
2. Select your project -> Settings -> API Keys
3. Copy the Public Key and Secret Key

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2. Set Environment Variables

# .env.development
LANGFUSE_PUBLIC_KEY=pk-lf-...
LANGFUSE_SECRET_KEY=sk-lf-...
LANGFUSE_HOST=https://cloud.langfuse.com