ProofCheck for LangChain
io.github.something-agent/proofcheck
Free x402 offer/receipt checker: verifies signatures and whether the signer fits the host.
client:LangChain
transport:streamable-http
tools:5
Install ProofCheck in LangChain
pip install langchain-mcp-adapters
from langchain_mcp_adapters.client import MultiServerMCPClient
client = MultiServerMCPClient({
"proofcheck": {
"transport": "streamable_http",
"url": "https://proofcheck.something-agent.workers.dev/mcp",
}
})
tools = await client.get_tools()
get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs