{"name":"MGO - Multi-chain Gas Optimizer","version":"2.2.0","protocol":"x402","tiers":{"basic":{"price":"$0.001 USDC / 1 call","chains":4,"description":"4-chain comparison (ETH, Base, Arbitrum, Optimism)"},"premium":{"price":"$0.002 USDC / 1 call","chains":9,"description":"9-chain comparison (+ BNB, Polygon, Avalanche, zkSync, Hyperliquid)"}},"endpoints":{"/gas/basic":"Paid gas comparison (4 chains, $0.001 USDC via x402)","/gas/premium":"Paid gas comparison (9 chains, $0.002 USDC via x402)","/gas/demo":"Free demo (raw gas prices, 10/hr limit)","/mcp":"Smithery MCP Streamable HTTP endpoint","/llms.txt":"AI discovery file","/skill.md":"OpenClaw skill file","/.well-known/x402":"x402scan discovery","/.well-known/x402.json":"x402 discovery (legacy)","/.well-known/mcp.json":"MCP discovery JSON","/.well-known/agent-card.json":"A2A agent card","/health":"Server health check"},"payment":{"protocol":"x402 (HTTP 402 Payment Required)","currency":"USDC","network":"base"}}