{"service":"402arcade","description":"Paid micro-APIs for AI agents via x402 (USDC on Base). Onchain Base data, DEX quotes, token safety, identity, and web utilities. Pay per call — no API keys, no accounts.","network":"eip155:8453","payTo":"0x0adC88212629A83B51e2b95D060AEAF244909414","payment":"x402 (HTTP 402), scheme=exact, USDC on Base","endpoints":[{"method":"GET","path":"/base/balance","price":"$0.003","summary":"ETH or ERC20 balance for any wallet on Base"},{"method":"GET","path":"/base/portfolio","price":"$0.005","summary":"Wallet snapshot: ETH + 10 major Base tokens in one call"},{"method":"GET","path":"/base/resolve","price":"$0.003","summary":"Basename resolution, both directions"},{"method":"GET","path":"/base/nft","price":"$0.005","summary":"NFT metadata (ERC721/1155): collection, owner, traits, image"},{"method":"GET","path":"/base/tx","price":"$0.003","summary":"Transaction lookup with decoded ERC20 transfers"},{"method":"GET","path":"/base/quote","price":"$0.005","summary":"Best-execution DEX swap quote (Uniswap V3 + Aerodrome, multi-hop)"},{"method":"GET","path":"/base/rugcheck","price":"$0.02","summary":"Token safety screening: ownership, dangerous functions, proxy, liquidity, honeypot heuristic"},{"method":"GET","path":"/base/identity","price":"$0.008","summary":"Identity graph: address ↔ basename ↔ ENS ↔ Farcaster"},{"method":"GET","path":"/web/markdown","price":"$0.004","summary":"Any public webpage → clean LLM-ready markdown"},{"method":"GET","path":"/web/screenshot","price":"$0.015","summary":"PNG screenshot rendered in headless Chromium"},{"method":"GET","path":"/web/pdf","price":"$0.02","summary":"Any public webpage → PDF"},{"method":"POST","path":"/batch","price":"$0.02","summary":"Up to 10 data queries in one paid call (bulk discount)"}],"openapi":"https://402arcade.dev/openapi.json","llmsTxt":"https://402arcade.dev/llms.txt","docs":"Request any endpoint without payment to receive the 402 payment-requirements envelope (base64 JSON in the `payment-required` response header) including input/output schemas."}