@agentkernel/langchain-adapter

LangChain adapter for AgentKernel — intercepts tool calls with PolicyEngine to enforce security policies on any LangChain tool.

Installation

pnpm add @agentkernel/langchain-adapter

Peer Dependencies

• @langchain/core >= 0.2.0

Usage

import { wrapToolWithPolicy } from '@agentkernel/langchain-adapter';
import { PolicyEngine } from '@agentkernel/runtime';

const policyEngine = new PolicyEngine(myPolicySet);

// Wrap any LangChain tool with policy enforcement
const safeTool = wrapToolWithPolicy(myLangChainTool, policyEngine, {
  agentId: 'my-agent',
});

// Tool calls are now intercepted and checked against policies
const result = await safeTool.invoke({ input: 'read /etc/passwd' });

See the main repo for full documentation.

License

MIT