Falcon Shield for LangChain
io.github.ygfalcon/falcon-shield
Pre-sign Solana tx guard for agents: ALLOW/WARN/BLOCK verdict, x402 USDC pay-per-call.
client:LangChain
transport:streamable-http
tools:1
Install Falcon Shield in LangChain
pip install langchain-mcp-adapters
from langchain_mcp_adapters.client import MultiServerMCPClient
client = MultiServerMCPClient({
"falcon-shield": {
"transport": "streamable_http",
"url": "https://falcon-shield.falcon-sol.workers.dev/mcp",
}
})
tools = await client.get_tools()
get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs