📆

Calendarific

Utilities

Public holidays, observances, and working days for 230+ countries

Calendarific provides a global holiday API covering public holidays, national observances, and religious events for 230+ countries and 100+ languages.

Details

Auth Type
API Key (api_key param)
Rate Limit
1000 req/year (free)
Pricing
Free 1000 req/year; from $9/month
Full Docs
Step 1: Save your provider key

This is NOT your Callio key. Enter the API key from the provider's dashboard (e.g. OpenAI/SendGrid).

API Key (api_key param)

1. Go to https://calendarific.com/sign-up 2. Create an account and copy your API key 3. Paste it in the API Key field

Get API Credentials

Getting Started

1

Try It Instantly

Click "Try It" above to test the API in the playground

2

Add to Your Agent

Click "Add to Agent" to get your API key and integrate

Common Use Cases

Public holiday lookup
Working day calculation
Event scheduling
International calendar
Compliance checking

💻 Code Examples

Get started quickly with these code examples in your favorite language

curl -X GET \
'https://www.callio.dev/api/proxy/calendarific/forward?target=https%3A%2F%2Fcalendarific.com%2Fendpoint' \
-H 'Authorization: Bearer YOUR_CALLIO_KEY' \
-H 'Content-Type: application/json'

💡 Tip: Replace YOUR_CALLIO_KEY with your actual Callio API key from the dashboard.

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