1,406 resources accept payment on this network. eip155:5042
Whether an address is a contract or a wallet: bytecode size and hash, EIP-7702 delegation and EIP-1167 minimal proxy detection. Works on Base, Ethereum, Arbitrum, Optimi…
Run a read-only eth_call with pre-encoded hex calldata and get the raw result split into 32-byte words, or the revert reason. Works on Base, Ethereum, Arbitrum, Optimism…
Confirmed and pending nonce of a wallet, next nonce to use and transactions waiting in the mempool. Works on Base, Ethereum, Arbitrum, Optimism, Polygon, BNB Chain, Aval…
Transaction receipt: success or failure, gas used, effective gas price, fee, contract created and every event log with address, topics and data. Works on Base, Ethereum,…
Network status: chainId, block height and age, gas price, base fee, suggested priority fee, node client version and sync status. Works on Base, Ethereum, Arbitrum, Optim…
Read a raw storage slot of a contract (decimal, hex or the standard EIP-1967 implementation/admin/beacon slots), as integer and as address, at any block. Works on Base,…
totalSupply of an ERC-20 token or ERC-721 collection with name, symbol and decimals. Works on Base, Ethereum, Arbitrum, Optimism, Polygon, BNB Chain, Avalanche, Gnosis,…
Moon phase on a date: name, illuminated percentage, lunar age and the next new and full moon dates. Local astronomical calculation.
Official public holidays of 150+ countries and their regions (Spanish autonomous communities, US states, German Länder...) for a year, whether a given date is a holiday,…
Fee history of the last N blocks on an EVM chain (eth_feeHistory): base fee per block, gas usage and priority tips at the 10th, 50th and 90th percentiles, with a tip rec…
Average household natural gas price (20-200 GJ/year band) in EUR/kWh by European country, with or without taxes: ranking or half-yearly evolution of one country. Officia…
Generate cryptographically secure unique IDs: UUID v4, time-sortable UUID v7, ULID, NanoID, hex, base58 or prefixed tokens (e.g. ord_...), up to 1000 per call.
Generate a QR code as SVG or PNG (base64 and data URI) for any text, URL, payment link, Wi-Fi or vCard, with error-correction level, scale and colors.
Hedera account (0.0.x or EVM address): HBAR balance, associated HTS tokens with balances, staking node, pending reward, creation date and USD value.
Distance between two coordinates (Vincenty geodesic on WGS84 plus great-circle), in km, miles and nautical miles, initial bearing and compass direction, midpoint and est…
Trusted UTC time (NTP-synced server clock) with millisecond Unix timestamps, ISO week and the latest Ethereum and Base block times as independent references. For timesta…
NEAR account (name.near or 64-hex implicit): available and staked NEAR, storage used, whether it has a contract deployed and USD value.
Country profile: name, ISO codes, capital and its coordinates, region, income level, phone prefix, time zones and latest population and GDP per capita. World Bank and li…
Detect the language of a text without AI (55 languages, statistical langdetect model) with probability and alternatives. Fast and cheap for routing messages or choosing…
Reference data for a blockchain by its chainId: name, gas/native token, block explorers, number of public RPCs and website. Utility for multi-chain agents. Live from cha…
Search scientific papers on arXiv (AI, physics, maths, economics...): title, authors, abstract, categories, dates and PDF link; by relevance or newest, with category fil…
Information about an autonomous system: holder, whether it announces routes, registry block, number of IPv4 and IPv6 prefixes announced, approximate IPv4 addresses and a…
Public information about an IP address: network prefix, autonomous system (ASN) and holder, registration country, regional registry and abuse contact, or whether it is p…
US inflation (CPI-U): year-on-year headline, core (ex food and energy), energy and food rates, month by month. US Bureau of Labor Statistics, public domain.
