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API Docs Stage 1 · REST & MCP calculation reference (`/api/v1`)
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Endpoint

Timezone

IANA lookup, search, and history.

GET /api/v1/timezone
GET /api/v1/timezone/search
POST /api/v1/timezone/lookup
GET /api/v1/timezone/:name
GET /api/v1/timezone/:name/history

Parameters

Field Required Notes
q or query search Minimum 2 characters
datetime no show — default now
dates no history — comma ISO dates; default samples day 15 of Jan/Apr/Jul/Oct for 30 years