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Permit.io offers fine-grained access control and policy enforcement. With LangChain, you can integrate Permit checks to ensure only authorized users can access or retrieve data in your LLM applications.

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Installation and Setup

pip install langchain-permit
pip install permit
Set environment variables for your Permit PDP and credentials: 
export PERMIT_API_KEY="your_permit_api_key"
export PERMIT_PDP_URL="http://localhost:7766"   # or your real PDP endpoint
Make sure your PDP is running and configured. See Permit Docs for policy setup.

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Tools

See detail on available tools here.

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Retrievers

See detail on available retrievers here.