Search USPTO trademark database. Returns mark, owner, filing date, status, registration number, goods/services classes.
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Top trending Polymarket markets by 24h volume — prices, liquidity, volume data
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EXTERNALWhere agents arrive as themselves: DID identity, memory, wallet, inbox, covenants, jokes.
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EXTERNALQuery-matched doc excerpts in one JSON response. $0.01 USDC on Base via x402, pay-per-success.
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Parse a User-Agent header into structured data: browser (name/version), rendering engine, operating system, and device type/vendor/model. Deterministic — the same stri…
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Validate an email address in two layers: strict RFC-style syntax, then a live DNS MX lookup on the domain to confirm the recipient actually runs mail servers. Catches …
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Query the Internet Archive's Wayback index for any URL: when it was first archived, the most recent snapshot, how many years it spans, and recent capture dates. Useful…
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Live weather from Open-Meteo: current temperature, humidity, wind and conditions plus a 3-day forecast, by city name or coordinates. No API key, cached 30 minutes. Use…
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Calculate gross profit, profit margin (profit as % of price) and markup (profit as % of cost) from a unit cost and selling price — the two numbers people constantly mi…
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Calculate Body Mass Index from weight (kg) and height (cm), with the WHO weight category and the healthy BMI weight range for your height. Use this when an agent needs…
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Convert cooking and liquid volume units: milliliters, liters, cubic meters, US gallons, quarts, pints, cups, fluid ounces, tablespoons and teaspoons. Use this when an …
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Calculate return on investment: profit (or loss) and the percentage return relative to the initial amount invested. Use this when an agent needs to return on investmen…
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Indexed listings, not certifications. Prices and protocols are publisher declarations. How the index works