Holiday API
holidayapi.com
Provides public holiday and observance data for countries, states, and provinces, plus workday calculations, via a REST API.
The Holiday API API uses api key authentication; has freemium pricing; offers a free tier (Free API key available; free plan limited to previous year's data and 24-hour offline storage); rate limits: 1,000,000 requests per month with no request throttling; monthly limits reset first of each month at UTC midnight; 429 on exceed. Verified 2026-07-12 with per-field source links.
Free tier
Free API key available; free plan limited to previous year's data and 24-hour offline storage
holidayapi.com ↗Pricing
Countries plan $249/year; States & Provinces plan $399/year; free plan available
holidayapi.com ↗Rate limits
1,000,000 requests per month with no request throttling; monthly limits reset first of each month at UTC midnight; 429 on exceed
holidayapi.com ↗OpenAPI spec
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no sourceMCP server
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no source