{"ok":true,"result":{"slug":"world-clock","name":"World Clock","summary":"Current (or given) time in several IANA time zones, with date, UTC offset, day/night and the difference from a reference zone.","description":"Live clocks for the cities you choose, each with the date, UTC offset, day or night, and how far ahead or behind your own time it is. Your list is remembered.","method":"POST","endpoint":"/api/v1/tools/world-clock","plan":"free","mcpName":"world_clock","input":{"type":"object","additionalProperties":false,"properties":{"zones":{"type":"string","description":"Comma-separated IANA time zones, up to 24, e.g. \"America/New_York,Europe/London,Asia/Tokyo\". Defaults to America/New_York, Europe/London, Europe/Paris, Asia/Kolkata, Asia/Tokyo, Australia/Sydney.","default":"America/New_York,Europe/London,Europe/Paris,Asia/Kolkata,Asia/Tokyo,Australia/Sydney","maxLength":2000},"reference":{"type":"string","description":"IANA zone the differences are measured from.","default":"UTC","maxLength":64},"at":{"type":"string","description":"ISO 8601 instant to show, e.g. 2026-10-20T12:00:00Z. Defaults to now.","maxLength":40}}},"example":{"zones":"America/New_York,Europe/London,Asia/Tokyo","reference":"Europe/London","at":"2026-10-20T12:00:00Z"},"randomOutput":false,"network":false,"docs":"https://pithlab.com/developers/tools/world-clock","page":"https://pithlab.com/tools/world-clock"}}