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mcp/harbor
LangChain

sign cli for LangChain

io.github.drbaher/sign-cli

Agent-first e-signature MCP server with offline PAdES signing and hash-chained audit.

client:LangChain transport:stdio runtime:npm

Install sign cli in LangChain

pip install langchain-mcp-adapters 

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "sign-cli": {
            "transport": "stdio",
            "command": "npx",
            "args": ["-y", "@drbaher/sign-cli"],
        }
})

tools = await client.get_tools()

get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs

sign cli in other clients

sign cli MCP server