{"ok":true,"site":{"host":"hopi.co.uk","url":"https://hopi.co.uk/","type":"live","desc":"Free online calculators, converters and generators. Percentages, VAT, dates, colours, passwords and more. Instant answers, no sign-up, works on any device.","tools":[{"name":"hopi_directory","kind":"answer","impl":"imperative","description":"List all of Hopi's agent-callable tools (name, page URL, category, description). Call this first to discover the catalogue, then open a tool's url and invoke the tool named there.","inputSchema":{"type":"object","properties":{"category":{"type":"string","description":"Optional category filter, e.g. money, maths, convert, text, health"}}},"executable":true,"handlerField":"execute","page":"/"}],"category":"Productivity & Business","favicon":"/favicons/hopi.co.uk.ico","apiSurface":"spec","_scrape":{"etag":null,"lastModified":null,"scrapedAt":"2026-08-15T05:35:04.944Z"},"toolCount":1}}