How to Use the Calendarific MCP in VS Code Copilot

Equip your entire engineering team with live holiday data inside VS Code Copilot for accurate date logic.

See Vinkius in Action

Works with every AI agent you already use

…and any MCP-compatible client

MCP Servers - Free for Subscribers

Connect Calendarific MCP to VS Code Copilot

Create your Vinkius account to connect Calendarific to VS Code Copilot and route execution through our secure gateway. The platform manages server hosting, runtime updates, and security layers. Configuration requires no manual server provisioning.

GDPR Free for Subscribers

Setup Calendarific with VS Code Copilot

Ask AI about this MCP

ChatGPT

Claude

Perplexity

Team-Wide Holiday Context

The `list_holidays` tool feeds exact international observances directly to your AI client while you code. Developers stop writing brittle date logic based on static, outdated lists. Copilot fetches the current year's bank closures for any required country and writes the handling logic inline. State-level granularity prevents regional bugs. Using `list_holidays_by_location` pulls observances for specific provinces or territories. Your team builds shipping or billing systems that accurately pause operations during local events, all without leaving the editor.

Filter Observances via MCP Server

Running `list_holidays_by_type` separates mandatory federal closures from optional observances. Copilot uses this data to write precise business day calculations. You'll avoid shipping delays caused by treating every minor festival as a full business closure. Debugging integration failures is trivial. The `get_account_info` tool checks your connection status directly from the chat panel. Your team knows instantly if the MCP server feed is active before trying to build complex calendar features.

Standardize ISO Codes

Calling `list_supported_countries` returns the definitive list of supported regions and their ISO codes. Copilot uses this exact list to generate validation rules and database enums. Everyone on the team uses the same standardized country identifiers. Global applications need proper localization. The `list_supported_languages` tool exposes every available dialect for holiday names. Your editor writes the i18n mapping files using verified language tags, reducing errors in your frontend display.

Setup guide

Set up Calendarific MCP in VS Code Copilot

Prerequisites

VS Code 1.99 or later with GitHub Copilot extension
Active Vinkius subscription with a valid endpoint token

1

Open MCP configuration

Open the Command Palette (Cmd+Shift+P / Ctrl+Shift+P) and run "MCP: Add Server". Select HTTP (Streamable) as the server type. VS Code will create .vscode/mcp.json in your workspace.
2

Add the Calendarific MCP

Paste the JSON snippet shown on the right into your .vscode/mcp.json. Replace [YOUR_TOKEN_HERE] with your endpoint token from cloud.vinkius.com.
3

Switch to Agent mode

Open Copilot Chat (Cmd+Shift+I / Ctrl+Shift+I) and switch to Agent mode using the dropdown. MCP tools are only available in Agent mode — they do not appear in Edit or Ask modes.
4

Verify the connection

In the Copilot Chat input, type # to list available tools. You should see the Calendarific tools listed. Try asking: "List my recent Calendarific transactions" and Copilot will invoke them automatically.

.vscode/mcp.json

{
  "mcpServers": {
    "calendarific-mcp": {
      "url": "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
    }
  }
}

Get your connection token →

Independent Platform Disclaimer: Vinkius is an independent platform and is not affiliated with, endorsed by, sponsored by, verified by, or otherwise authorized by Calendarific. All third-party trademarks, logos, and brand names are the property of their respective owners. Their use on this website is strictly for informational purposes to identify service compatibility and interoperability.

Why Choose Vinkius

Vinkius connects your tools to AI with real-time monitoring and automatic cost savings — all from one dashboard.

Connect Calendarific now

Real-time monitoring

Live

visibility into every interaction

Connect your favorite tools to your AI and see exactly what's happening — every request, every response, in real time.

Built-in savings

60%

lower AI costs

Vinkius compresses data between your apps and your AI automatically. Lower bills every month — no configuration required.

Single dashboard

One

place for every integration

Every tool your AI connects to, managed from a single screen. One account, complete control.

Common questions about Calendarific MCP in VS Code Copilot

Create a .vscode/mcp.json file in your repository root and commit it. Anyone who pulls the repo and uses an updated editor gets automatic access to the tools.

Yes, the agent can run a specific command to verify your account status. It confirms the connection is active before you start coding against the data.

It handles regional observances perfectly. You can target specific provinces to build highly localized scheduling logic.

The system allows filtering by holiday type. You can ask the agent to only fetch national bank holidays and ignore everything else.

The tools only fetch external public holiday records and basic account metrics. Vinkius handles the MCP setup entirely server-side with managed authentication, keeping your enterprise environment SOC 2 compliant. Your internal team chat and proprietary code remain completely isolated from the data fetch.

Use it with your favorite AI tools

Connect this server to Cursor, Claude, VS Code, and more.

OpenAI Agents SDK sdk-python

Google ADK sdk-python

Pydantic AI sdk-python

Vercel AI SDK sdk-typescript