Translates a 4-byte function selector (e.g. 0xa9059cbb) or a 32-byte event topic into its human-readable signature (e.g. transfer(address,uint256)). Essential for an agent reading or verifying transactions. Live from 4byte.directory.

Decode a vehicle identification number (17-character VIN): make, model, year, trim, body, engine, fuel and electrification, transmission, drive, plant city and country, and safety equipment. Official NHTSA vPIC data.

All blockchains ranked by DeFi total value locked: TVL in USD, share of the total and native token for each chain (Ethereum, Solana, Base, Arbitrum...). Live from DefiLlama.

DeFi TVL grouped by category (Lending, Dexs, Liquid Staking, CDP, Yield...): value locked, share of the total and number of protocols per category. Shows where the money is by product type. Live from DefiLlama.

DeFi protocols ranked by the fees users pay them (24h, 7d, 30d), with category and 7d trend. Optional per chain. High, steady fees = a real business. Live from DefiLlama.

Database of crypto hacks and exploits: date, amount stolen, technique, classification, chains and whether it was a bridge or CEX. Filterable by chain and minimum amount. Essential to gauge the risk of a protocol or chain. Live from DefiLlama.

DeFi protocols ranked by revenue (the share of fees the protocol/holders keep, not what goes to liquidity providers), 24h/7d/30d, with 7d trend. Optional per chain. Live from DefiLlama.

DeFi protocols with the largest TVL rise or fall over 1 hour, 1 day or 7 days, with minimum-TVL and category filters. Spot capital inflows, mass exits or possible incidents early. Live from DefiLlama.

Detail of one DeFi pool by its DefiLlama id: current APY (base and rewards), TVL, 7d/30d trend, impermanent-loss risk, exposure, and the APY/TVL evolution over the last 30 days with min and max. Use the id returned by the best-pools search.

Where to borrow a token cheapest across DeFi lending markets (Aave, Compound, Morpho, Spark, Euler...): borrow APY, borrow incentives, net cost, supply APY, max LTV, utilization and available liquidity, by chain. Live from DefiLlama.

Overview of any DeFi protocol by name (Aave, Uniswap, Lido, Pendle...): total value locked, 1d/7d/1m TVL change, category, chains it runs on, native token and description. Live from DefiLlama.

Best-yielding DeFi liquidity pools across the WHOLE market (~17,000 pools, every chain and protocol: Uniswap, Aave, Curve, Aerodrome, Raydium…), from DefiLlama open data. Filter by token or pair (USDC, WETH, NVDA, SP500…), chain, protocol, minimum TVL, stablecoin-only or single-asset (no impermanent loss), min/max APY. Sort by APY, 7-day APY trend or TVL. Each pool: APY (base+rewards), TVL, 7d/30d trend, IL risk, exposure and a link. Broader than a single-protocol scanner.

DeFi market snapshot: total TVL and top 5 chains, DEX volume, fees generated over 24h, 7d and 30d, and stablecoin market cap, with changes. One call for a daily market brief. DefiLlama data.

Monthly US federal receipts, outlays and deficit (or surplus), plus the trailing 12-month deficit, from the Monthly Treasury Statement. US Treasury, public domain.

Annual government deficit (-) or surplus (+) as % of GDP for any European country; without a country, a ranking. Official Eurostat data.

Daily electricity demand in Spain (MWh) for the last N days with average, peak and low days and change versus the previous half of the period. Red Electrica de Espana data.

Language detection with local AI: ISO 639-1 code, language name, confidence and any mixed languages.

Detect the technologies behind a website: CMS (WordPress, Shopify...), frameworks (Next.js, React...), server and CDN, analytics, payments, chat, cookie manager, captcha and fonts, from HTML and headers. For lead generation and competitive research.

Total US public debt outstanding to the penny (held by the public and intragovernmental), with its change over 30 days and one year and the average daily increase. Official US Treasury Fiscal Data.

General government gross debt (Maastricht) as % of GDP for any European country, quarterly; without a country, a ranking with the latest figure of each. Official Eurostat data.

Search trading pairs on every DEX and chain by name, symbol or address: price, liquidity, 24h volume, market cap, 24h and 1h change and pair age, sorted by liquidity. Live from DEX Screener.

Trading pairs for a token across all chains (by symbol, name or address): price, 24h/1h change, on-chain liquidity, 24h volume, market cap, DEX and chain. Filter by chain (use the token address for a precise per-chain view). Live from DEX Screener.

Tokens getting attention on DEX Screener: top boosted (paid promotion, flagged as such), latest boosts or newest token profiles, with chain, address, description and social links. Filter by chain.

Decentralized exchanges ranked by traded volume (24h and 7d), each with its market share and 7d change, plus total volume. Optional per chain (great to see who leads on Base, Solana...). Live from DefiLlama.

Trading volume of a specific DEX (Uniswap, Raydium, Aerodrome, PancakeSwap...): 24h, 7d, 30d, 1 year and all time, 24h change, chains and share of total DEX volume. DefiLlama data.

Spanish business-day calculator: count business days between dates or add N business days, using Spain's national public holidays.

Business days in 150+ countries and their regions: count between two dates, or the date after adding N business days, skipping weekends and official holidays, listing the holidays in the range.

Compare two texts by lines or words: similarity %, added and removed items, list of changes with positions, and a unified diff. For contract versions, prompts, configs or scraped pages.

Compute a contract address in advance: CREATE (deployer + nonce) or CREATE2 (deployer + salt + init code hash). For deterministic deployments and verifying announced addresses.

Who an EVM address is before you interact: public labels (exchange, protocol, bridge, fund...), ENS name, whether it is a contract and which, verification, scam flag or poor reputation, EIP-7702 delegation, balance and activity.

Great-circle distance between two airports by IATA or ICAO code in km, miles and nautical miles, bearing, approximate flight time and estimated economy-class CO2 per passenger.

Official European Central Bank euro reference exchange rates (about 30 currencies) and currency conversion between any two of them, with reference date.

Daily exchange rates against the US dollar for about 60 currencies, emerging ones included (Argentine peso, Turkish lira, rupee, naira...), with date and 1-month change. Bank for International Settlements data.

Daily ECB reference exchange rate of a currency against the euro for up to 5 years: latest, change, high, low, average and annualized volatility, with the series.

Official US Treasury reporting rates of exchange (quarterly) for about 170 currencies against the US dollar, including many the ECB does not publish (Argentine peso, naira, bolivar...), with history per country.

DNS records of a domain with TTL: A, AAAA, CNAME, MX, NS, TXT, SOA, CAA, SRV, HTTPS. Choose the types or get the common ones at once.

Check DNS propagation of a record across 8 public resolvers worldwide (Google, Cloudflare, Quad9, OpenDNS, AdGuard...): each answer and TTL and whether they all agree. Use after changing DNS.

Docker Hub image profile (official or user): description, stars, total pulls, last update and recent tags with size and architectures.

Metadata of a publication by DOI (Crossref): title, authors, journal or publisher, year, type, citation count, references, license, link and an APA-formatted citation.

Check whether up to 20 domains are registered or free using each registry's official RDAP service, with creation and expiry dates, registrar and status. Some country TLDs (.es, .de...) have no public RDAP and are reported as unknown.

Domain intelligence: WHOIS (registrar, creation and expiry dates), DNS records and SSL certificate details.

Wholesale day-ahead electricity price in a European country or zone (DE, FR, ES, PT, IT, NL, BE, AT, PL, CH, Nordics...) for today or a given day: hourly EUR/MWh, average, max, min and cheapest and most expensive hours. Use «todos» to compare the daily average across countries.

Average household electricity price (2,500-5,000 kWh/year band) in EUR/kWh by European country, with or without taxes: ranking or half-yearly evolution of one country. Official Eurostat data.

Daily CO2 emissions of electricity generation in Spain (tonnes) by technology (combined cycle, cogeneration, coal...) and emission factor (tCO2/MWh) over the last days. Red Electrica de Espana data.

US labor market: unemployment rate, nonfarm payrolls with monthly job change, and average hourly earnings with annual growth. US Bureau of Labor Statistics, public domain.

Search US listed companies registered with the SEC by name or ticker: ticker, official name, CIK and exchange (Nasdaq, NYSE...). Get the right ticker before asking for filings or fundamentals.

Company profile from its domain, without personal data: website title and description, social profiles, technologies used, email provider, domain age and registrar, SSL certificate and hosting country. Qualify B2B leads or vet a supplier.

US listed company fundamentals from public SEC filings (XBRL): last quarters and years of revenue, net income, diluted EPS, operating cash flow, assets, liabilities, equity, cash, dividends and shares outstanding.

Official profile of a US listed company from the SEC: name, CIK, industry (SIC), state of incorporation, fiscal year end, address, phone, tickers and exchanges, former names and latest filing.

Latest regulatory filings of a US listed company (8-K material events, 10-Q, 10-K, insider Form 4, 13D/G...) with date, 8-K items and direct document link. Optional filter by form type.