tool

LangChain

A broad framework for composing model calls, tools, retrieval, memory, and agent workflows.

What it provides

AgentsTool callingRAG

Connect an HTTPS API gateway with an optional scoped token. The installed client supports discovery and bounded HTTP calls.

Connection requirements

A LangServe deployment for the desired LangChain runnable

Protocol
REST / OpenAPI
Endpoint
https://langserve.example.com
Authentication
Choose the mode required by your service
Open official setup guide ↗

Where to add it

Open Dashboard Tools, select a running OpenClaw or Hermes instance, then use the card’s Install or Connect action. External services may require an HTTPS endpoint and credentials; the dashboard shows those fields before anything is saved.

Related Agents & workflows