Standard and reduced VAT rates of any EU member state, and an invoice breakdown (net, VAT, gross) from a net or VAT-inclusive amount, flagging rates that are not in force there.

Deep comparison of two JSON documents: added, removed and changed values with their exact path, optionally ignoring list order. Detect changes in API responses, configs or data snapshots.

Search scientific papers on arXiv (AI, physics, maths, economics...): title, authors, abstract, categories, dates and PDF link; by relevance or newest, with category filter (cs.AI, cs.CR, q-fin...).

Convert integers of any size (signed) between bases 2 to 36: binary, octal, decimal, hex, base32, base36, with bit and byte length and two's complement. Accepts 0x/0b/0o prefixes.

Year-on-year consumer price inflation in about 60 economies: ranking with each country's latest figure, or one country's monthly series. Bank for International Settlements data.

Randomness for agents: flip coins, roll dice, draw numbers in a range, pick from a list or shuffle it. Cryptographically secure by default; with verificable=true it is derived from the latest finalized Ethereum block hash and your seed, so anyone can verify the result.

Weather forecast for any place on Earth from the Norwegian Meteorological Institute: current conditions and daily max/min temperature, precipitation, wind, cloud cover, humidity, pressure and sky state for up to 9 days.

Most used x402 paid services from the public x402 Bazaar catalog: unique payers and calls in 30 days, price, networks and description, plus ecosystem totals. Optional keyword filter. See what agents actually buy.

Decode what an EVM transaction moved: native value, every ERC-20 transfer (symbol, decimals, from, to, amount), ERC-721 and ERC-1155 NFT transfers, status, fee paid, contract created and method selector.

Residential property prices in about 60 economies: nominal and real (inflation-adjusted) year-on-year change of the latest quarter, as a ranking or for one country. Bank for International Settlements data.

Residential property prices in about 60 economies: nominal and real (inflation-adjusted) year-on-year change of the latest quarter, as a ranking or for one country. Bank for International Settlements data.

Read any ERC-4626 tokenized vault (Morpho, Yearn v3, Euler, Fluid, sDAI...) on-chain: underlying asset, total assets, shares outstanding, price per share and approximate TVL in USD.

Aptos wallet: APT balance and other fungible assets (USDC, USDT...) with amount and USD value, number of sent transactions and whether the account exists.

Year-on-year change in actual rents for housing (HICP component) for any European country, the EU or the euro area; without a country, a ranking. Official Eurostat data.

Convert APR to APY or APY to APR for any compounding frequency (continuous, daily, hourly, per block...) and optionally project the final value and gain of a deposit over N days. Useful to compare DeFi yields.

US IPOs and offerings in the pipeline: latest S-1 and F-1 (foreign issuers) registration statements, amendments and final 424B4 prospectuses (priced), with company, stage, date and link.

Transaction status by hash on Base or Ethereum: pending / confirmed / failed, block, confirmations, gas used, fee paid, created contract and explorer link.

Latest TRC-20 token transfers (USDT, USDC...) of a Tron address: in or out, counterparty, amount, time and hash, with totals of stablecoins received and sent. Optional token filter.

Balance of a Tron address: TRX (free and staked), TRC-20 tokens (USDT, USDC, USDD...) and the bandwidth and energy available to send without fees. Live from a public Tron node.

Latest transactions of a TON address: time, success, fee, TON received and sent, counterparties and message comment (memo). Confirm TON payments from Telegram wallets.