{"schema_version":"1.0","name":"approval-revoke-mcp","title":"Approval Revoke MCP (x402)","description":"x402 MCP server — EVM token approvals. List active approvals, score wallet approval risk, and look up spender reputation. Multichain (ethereum/base/arbitrum/optimism/polygon). No signup, no API key — pay USDC on Base.","version":"0.1.0","transport":{"type":"streamable-http","url":"https://approval-revoke-mcp.mtree.workers.dev/mcp"},"tools":[{"name":"list_approvals","description":"Active EVM token approvals for a wallet across one or more chains. eth_getLogs + on-chain confirmation. $0.10/call.","endpoint":"/v1/wallet/approvals","price":"$0.10"},{"name":"approvals_risk","description":"Composite 0–100 approval-risk score with band, top risks, and reasons. $0.20/call.","endpoint":"/v1/wallet/approvals_risk","price":"$0.20"},{"name":"spender_reputation","description":"Single-spender reputation lookup with EOA detection + recommendation. $0.05/call.","endpoint":"/v1/spender/reputation","price":"$0.05"}],"payment":{"scheme":"x402","network":"base","asset":"USDC"}}