{"name":"erc20-metadata","description":"Reads ERC-20 token metadata: name(), symbol(), decimals(), and totalSupply() in parallel via public RPC on Base, Ethereum, Arbitrum, Optimism, Polygon, BSC, and Avalanche. Robust to non-standard tokens that return bytes32 instead of string (MakerDAO MKR pattern is decoded). Returns formatted total supply when decimals are present, plus a chain-appropriate block explorer URL. Use it for token info, token symbol lookup, token decimals, total supply, or as a multi-chain ERC20 reader.","price":"$0.005","method":"POST","input_schema":{"properties":{"token":{"type":"string","description":"ERC-20 contract address (0x...)."},"chain":{"description":"Chain id or slug. 8453|'base' (default), 1|'ethereum', 42161|'arbitrum', 10|'optimism', 137|'polygon', 56|'bsc', 43114|'avalanche'."},"block":{"description":"'latest' default, or hex/decimal block number."}},"required":["token"]},"input_example":{"token":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","chain":"base"},"output_example":{"chain":"base","chain_id":8453,"token":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","block":"latest","name":"USD Coin","symbol":"USDC","decimals":6,"total_supply_raw":"5234567890123456","total_supply":"5234567890.123456","explorer_url":"https://basescan.org/token/0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"},"x402_payment_required":true,"x402_facilitator":"https://api.cdp.coinbase.com/platform/v2/x402"}