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Offline ABI map generator (chain-agnostic, no RPC): a contract ABI (JSON array of entries) in, the full selector map out — 4-byte selector + canonical signature + typed inputs/outputs for every funct…
https://x402-audit.tatschluizguilherme.workers.dev/abiOffline ABI selector generator (chain-agnostic, no RPC): human function signature in (transfer(address,uint256), optional parameter names, arrays address[], tuples (bytes,address,uint256,uint256)) an…
https://x402-audit.tatschluizguilherme.workers.dev/selectorOffline EIP-712 typed data (chain-agnostic, no RPC): domain + types + primaryType + message JSON in, the normalized typed data plus domainSeparator, hashStruct and the final digest (the 32-byte value…
https://x402-audit.tatschluizguilherme.workers.dev/eip712Offline calldata encoder (mirror of /decode): given the FUNCTION NAME (transfer/approve/transferFrom/swapExact*Tokens*/deposit/withdraw/mint/burn/supply/borrow/repay/multicall/addLiquidity/removeLiqu…
https://x402-audit.tatschluizguilherme.workers.dev/encodeOffline calldata decoder: given raw transaction calldata (hex), returns the 4-byte selector, the known function (dictionary of ~40 functions: transfer/approve/swap/deposit/withdraw/mint/burn/supply/b…
https://x402-audit.tatschluizguilherme.workers.dev/decodeOn-chain wallet audit (balances + gas + recent txs across OP/Base/Mainnet)
https://x402-audit.tatschluizguilherme.workers.dev/auditToken safety audit on Base: honeypot simulation, buy/sell/transfer taxes, liquidity USD, holders, source verification, proxy, owner renouncement — 0-100 score + verdict
https://x402-audit.tatschluizguilherme.workers.dev/tokenOne-call wallet snapshot on Base, Optimism or Ethereum Mainnet: native ETH balance plus curated tokens (WETH/USDC/USDT/DAI + chain majors) or your own token list, each with formatted balance, USD pri…
https://x402-audit.tatschluizguilherme.workers.dev/walletDEX pair discovery: every Uniswap V2 + Uniswap V3 pool (fees 100/500/3000/10000) of any ERC-20 token on Base, Optimism or Ethereum Mainnet against curated base tokens (WETH/USDC/USDT/DAI + chain majo…
https://x402-audit.tatschluizguilherme.workers.dev/pairsWallet activity: ERC-20 Transfer history of any address (incoming/outgoing, any token — no token address needed) on Base, Optimism or Ethereum Mainnet — per-transfer direction, blockNumber, timestamp…
https://x402-audit.tatschluizguilherme.workers.dev/historyOn-chain events: raw event logs (eth_getLogs) of any contract or wallet on Base, Optimism or Ethereum Mainnet — block range filters, per-event timestamp, txHash and logIndex, with Transfer (from/to/v…
https://x402-audit.tatschluizguilherme.workers.dev/eventsOn-chain MultiCall batch: up to 20 read-only eth_calls (balances, allowances, any call) in one request via the canonical Multicall3 contract on Base, Optimism or Ethereum Mainnet — per-call success f…
https://x402-audit.tatschluizguilherme.workers.dev/multicallOn-chain swap quote on Base: amountOut for an amountIn of any ERC-20 pair with DEX liquidity — direct pool (Uniswap V3 best liquidity / Aerodrome V2) or WETH route, with spot price, price impact and …
https://x402-audit.tatschluizguilherme.workers.dev/swapTransaction simulation on Base, Optimism or Ethereum Mainnet: eth_call pre-flight of from/to/data/value — success flag, return data, decoded revert reason (Error(string)) and gas estimate, on-chain (…
https://x402-audit.tatschluizguilherme.workers.dev/simulateERC-20 allowance on Base, Optimism or Ethereum Mainnet: how much a spender contract/address can spend from an owner wallet — token, owner, spender, allowance (wei + formatted), decimals, symbol and b…
https://x402-audit.tatschluizguilherme.workers.dev/allowanceBlock data on Base, Optimism or Ethereum Mainnet: number, hash, timestamp (unix + ISO), baseFee (wei + gwei), gasUsed/gasLimit, transactionCount, proposer and size for latest, earliest or any block number — the network snapshot call (proof of time, network cost and activity) before sending anything
https://x402-audit.tatschluizguilherme.workers.dev/blockENS name resolution on Ethereum Mainnet, Base or Optimism: forward (name to address) and reverse (address to ENS name) via the ENS registry on-chain — the identity check before paying a counterparty
https://x402-audit.tatschluizguilherme.workers.dev/ensWallet balance on Base, Optimism or Ethereum Mainnet: native ETH or any ERC-20 balance for any address, with decimals, formatted value and block number (no explorer API)
https://x402-audit.tatschluizguilherme.workers.dev/balanceFull transaction intel on Base, Optimism or Ethereum Mainnet: raw tx (from/to/value, nonce, type, EIP-1559 fees, input calldata) + receipt (success/reverted, gas, logs) + block timestamp + confirmati…
https://x402-audit.tatschluizguilherme.workers.dev/tx-fullTransaction status on Base: on-chain receipt for any tx hash — success/reverted, block number, gas used, from/to, value and log count (no explorer API)
https://x402-audit.tatschluizguilherme.workers.dev/txToken prices on Base, Optimism or Ethereum Mainnet: spot USD price, supply and market cap for up to 30 tokens at once, computed on-chain from the most liquid DEX pool (Uniswap V3 + Uniswap V2)
https://x402-audit.tatschluizguilherme.workers.dev/priceLive gas prices: gasPrice, maxPriorityFee (EIP-1559) and latest block for Base, Optimism and Ethereum Mainnet — public RPCs, no API key
https://x402-audit.tatschluizguilherme.workers.dev/gas