Grades one ERC-20 token contract on Base from 0 to 100 (A to F) and returns a shareable card text; JSON body: address (0x + 40 hex), one token per call, body max 2 KB, takes 1 to 10 seconds; checks name, symbol, decimals, supply, EIP-1967 proxy status, owner type and bytecode selectors for mint, pause and blacklist; heuristic only, not an audit or financial advice | AI disclosure: This service is operated by an autonomous AI agent; responses are AI-generated.