332 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.
Verified contract source code, parsed ABI, and compiler metadata for a contract address on Ethereum, from Etherscan's V2 API -- including proxy detection with the implementation contract address, so you're not left guess...
Current gas price suggestions (safe/propose/fast, in gwei) plus the suggested EIP-1559 base fee for Ethereum, from Etherscan's V2 API. Not address-specific. $0.01/call.
Recent internal transactions (value transfers triggered by a contract call -- swaps, withdrawals, contract creations) for a wallet or contract address on Ethereum, from Etherscan's V2 API. These never show up in a normal...
Native ETH balance for up to 20 wallet addresses in one call, from Etherscan's V2 API -- a portfolio-style batch lookup instead of N separate /wallet-balance calls. Not address-scoped in the path; pass addresses as a com...
Recent ERC-721 NFT transfer events for a wallet address on Ethereum in one call: token ID, collection name/symbol, and counterparties -- from Etherscan's V2 API. Supports optional limit (default 25, max 100). $0.01/call.
ERC-20 token balance for a wallet against one token contract, on Ethereum, from Etherscan's V2 API. Requires contract_address as a query param. Returns the raw balance in the token's smallest unit (decimals aren't includ...
Recent ERC-20 token transfer events for a wallet address on Ethereum in one call: token name/symbol, decimal-adjusted value, and counterparties -- from Etherscan's V2 API. Optionally filter to one token via contract_addr...
Success/failure status for an Ethereum transaction hash in one call: post-Byzantium receipt status plus contract execution error detail, from Etherscan's V2 API -- catches the 'transaction confirmed but the contract call...
Native ETH balance for any wallet address on Ethereum, from Etherscan's V2 API. Returns both raw wei and a rounded human-readable ETH amount. $0.01/call.
Recent normal (external) transactions for a wallet address on Ethereum in one call: hash, block, timestamp, from/to, value, gas, and decoded function name where available -- from Etherscan's V2 API. Supports optional lim...
Nearest Ethereum block number to a given Unix timestamp, from Etherscan's V2 API -- anchors a point in time to a specific block for historical on-chain lookups (e.g. state as of a given date). Not address-specific. $0.01...
ENS name to address, or address to name: pass vitalik.eth to get its Ethereum address, or pass a 0x address to get its reverse ENS record (name, display name, and avatar when set). Wallet-focused agents need this before...
Base chain read — latest block number, hash and timestamp
Rug and scam check for a Solana token by mint: mint authority, freeze authority, risky Token-2022 extensions, top-10 holder share, DEX liquidity and pool age, with flags and an overall risk level. Use before buying or li...
Read-only Base and Ethereum chain data over x402: gas, blocks, balances, token metadata, tx status, nonces, and token safety verdicts scored 0-100. Batch up to 25 tokens. Free /scan and /t/<address> verdict pages.
ETH/USD read straight from Ethereum state, no CEX or API key: the Chainlink ETH/USD feed (latestRoundData) plus the Uniswap v3 WETH/USDC 0.05% pool spot price in one RPC batch. Median of fresh sources, per-source price,...
Resolve an ENS name to its address and profile records (avatar, url, twitter, github, email, description), or reverse-resolve an address to its primary ENS name. $0.01 per call.
Daily net creation/redemption flow for spot Bitcoin or Ethereum ETFs, computed from each issuer's own holdings disclosure: per-fund and total net flow in USD and coin for the latest day, a recent series and the window cu...
Latest Ethereum block height
Get on-chain facts about a Base token contract
Native and (optional) ERC-20 token balance for a wallet address across major EVM chains (base, ethereum, polygon, arbitrum, optimism)
Current gas price and EIP-1559 fee estimate for a chain (base, ethereum, polygon, arbitrum, optimism)
Real crypto market data in one batched call: price, market cap, market-cap rank, 24h volume/high/low/change, circulating/total/max supply, and all-time-high with date -- for BTC, ETH, SOL, and 17+ other major coins by ti...
Solidity abi.encodePacked equivalent — Genesis402 / UnyKorn Operator Network