Holiday API MCP Server
Manage global holidays — audit public and federal holidays via AI.
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What is the Holiday API MCP Server?
The Holiday API MCP Server gives AI agents like Claude, ChatGPT, and Cursor direct access to Holiday API via 5 tools. Manage global holidays — audit public and federal holidays via AI. Powered by the Vinkius - no API keys, no infrastructure, connect in under 2 minutes.
Built-in capabilities (5)
Tools for your AI Agents to operate Holiday API
Ask your AI agent "What are the public holidays in 'US' for 2024 using Holiday API?" and get the answer without opening a single dashboard. With 5 tools connected to real Holiday API data, your agents reason over live information, cross-reference it with other MCP servers, and deliver insights you would spend hours assembling manually.
Works with Claude, ChatGPT, Cursor, and any MCP-compatible client. Powered by the Vinkius - your credentials never touch the AI model, every request is auditable. Connect in under two minutes.
Why teams choose Vinkius
One subscription gives you access to thousands of MCP servers - and you can deploy your own to the Vinkius Edge. Your AI agents only access the data you authorize, with DLP that blocks sensitive information from ever reaching the model, kill switch for instant shutdown, and up to 60% token savings. Enterprise-grade infrastructure and security, zero maintenance.
Build your own MCP Server with our secure development framework →Vinkius works with every AI agent you already use
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Holiday API MCP Server capabilities
5 toolsGet public holidays for a country and year
Get the date after a number of workdays from a start date
Count the number of workdays between two dates
List all countries supported by Holiday API
List all languages supported by Holiday API
What the Holiday API MCP Server unlocks
Empower your AI agent to orchestrate your entire global event and holiday research workflow with Holiday API, the reliable source for holiday data. By connecting Holiday API to your agent, you transform complex calendar auditing into a natural conversation. Your agent can instantly retrieve public holidays for any country, audit workday counts, and identify supported languages without you ever touching a manual calendar. Whether you are planning international logistics or managing global payroll, your agent acts as a real-time event consultant, ensuring your schedules are always accurate and compliant.
What you can do
- Holiday Auditing — Retrieve public and federal holidays for over 200 countries and retrieve detailed metadata, including names and dates.
- Workday Oversight — Calculate the next workday or count workdays between two dates to maintain a clear view of operational periods.
- Global Discovery — List all supported countries and languages in the Holiday API catalog to identify regional event markers.
- Temporal Intelligence — Query holidays for specific years to audit past and future global events instantly.
- Usage Monitoring — Get real-time API usage and status metadata to maintain strict control over your research volume.
How it works
1. Subscribe to this server
2. Enter your Holiday API Key
3. Start managing your event intelligence through Claude, Cursor, or any MCP-compatible client
Who is this for?
- Logistics Managers — monitor international holidays and retrieve workday metadata straight from your workflow.
- HR Specialists — verify global public holidays and audit payroll cycles without manual searching.
- Travel Planners — perform rapid audits of local events and identify peak holiday periods through natural language.
- Operations Leads — automate holiday data querying to orchestrate cross-functional global teams smoothly.
Frequently asked questions about the Holiday API MCP Server
How do I find my Holiday API Key?
Log in to your Holiday API dashboard, and you will find your API Key on the main page. Copy and paste it below.
Does the agent support historical years?
Yes. Holiday API provides historical data. Depending on your plan, you can query holidays for past years to audit previous events.
Can the agent calculate the number of workdays?
Yes. The get_workdays_count tool allows your agent to calculate the exact number of non-holiday business days between two dates for any country.
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Give your AI agents the power of Holiday API MCP Server
Production-grade Holiday API MCP Server. Verified, monitored, and maintained by Vinkius. Ready for your AI agents — connect and start using immediately.






