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mcp/harbor
LangChain

ledger for LangChain

io.github.eternal-roman/ledger

Exact-decimal double-entry for agents. Call MCP tools; do not do money math in tokens.

client:LangChain transport:stdio runtime:npm

Install ledger in LangChain

pip install langchain-mcp-adapters 

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "ledger": {
            "transport": "stdio",
            "command": "npx",
            "args": ["-y", "@eternal-roman/ledger-mcp"],
        }
})

tools = await client.get_tools()

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

ledger in other clients

ledger MCP server