Skip to content
LangChain

SettlementWitness for LangChain

com.defaultverifier/settlement-witness

Remote-first MCP adapter for emitting Settlement Attestation Receipts; not a verifier.

client:LangChain transport:streamable-http tools:1

Install SettlementWitness in LangChain

pip install langchain-mcp-adapters

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "settlement-witness": {
            "transport": "streamable_http",
            "url": "https://defaultverifier.com/mcp",
        }
})

tools = await client.get_tools()

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

What LangChain can do once it is connected

SettlementWitness in other clients