Skip to content
mcp/harbor
LangChain

SNAP Protocol for LangChain

io.github.agentzeny/snap-private-payments

Private agent payments on Solana via ZK proofs: deposit, withdraw, list pools, estimate fees.

client:LangChain transport:stdio runtime:npm

Install SNAP Protocol in LangChain

pip install langchain-mcp-adapters 

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "snap-private-payments": {
            "transport": "stdio",
            "command": "npx",
            "args": ["-y", "snap-mcp-server"],
        }
})

tools = await client.get_tools()

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

SNAP Protocol in other clients

SNAP Protocol MCP server