{"name":"Base toolbox","description":"Base toolbox: before you sign on Base — Uniswap v3 preflight, leftover allowances, tx explain, transfer check. $0.10 USDC. Also $0.001 price/gas/ENS. GET /v1/constants free. No CoinGecko key.","transport":{"type":"streamable-http","url":"https://basetoolbox.cartonpliant.workers.dev/mcp"},"endpoint":"https://basetoolbox.cartonpliant.workers.dev/mcp","tools":["preflight","allowances","explain","send-check","base-price","base-gas","base-ens"]}