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ClaudeChatGPTPerplexityGeminiMicrosoft CopilotRaycastMeta AIGrokZ.aiQwenKimi
DeepSeekMistralCursorVS CodeWindsurfJetBrainsClineLovableVercel AI SDKLangChain

Use date-fns with your AI.

Connect your account once and let the AI you already use work with it, without building another integration. Stop AI from hallucinating dates, missing leap years, or failing timezone conversions. Offloads all calendar math to the deterministic date-fns engine.

Included with plan

Ask AI about this Connector

Developed, maintained, and hosted by Vinkius.

MCP VERIFIED · PRODUCTION READY · VINKIUS GUARANTEED

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Works with modern AI clients that support MCP, including ChatGPT, Claude, Cursor, and more.

ChatGPTClaudeCursorPerplexityGeminiMicrosoft CopilotRaycastMeta AI

Complete set · 4 capabilities

The complete date-fns capability set.

These are the exact actions your AI can choose when you ask it to work with date-fns.

Capability set01 / 01

01-04

4 capabilities in this set.

Part of 4 available through date-fns.

  1. 01

    Parse date

    Pass the raw date string and receive a confirmed valid date object. Parses an ISO date string safely to ensure it is valid

  2. 02

    Diff dates

    Pass both ISO date strings and receive the delta in days, hours, minutes, and seconds. Calculates the exact number of calendar days between two dates

  3. 03

    Add days

    Pass the base ISO date and the number of days (negative to subtract). Receives the exact resulting date. Adds or subtracts a specific number of calendar days from a date deterministically

  4. 04

    To timezone

    Pass the ISO date string and the IANA timezone identifier (e.g. "America/Sao_Paulo", "Europe/London"). Accounts for daylight saving time automatically. Converts a UTC or ISO date string to a specific IANA timezone safely accounting for daylight savings

Observed, not estimated

861ms average. Fast in production.

date-fns is checked daily against the live service.

Daily averagePeak 1122ms
Aug 20Today
Fastest day
725ms
Slowest day
1122ms
14-day trend
Slowing+8%

Connect your client

One URL. Every client.

Activate the Connector, copy your link, and paste it into the client you already use. 4 capabilities arrive ready to run.

Preview access · not provider authentication

The vk_preview_* token belongs to Vinkius preview infrastructure. It lets Claude discover and display the capabilities of date-fns, so you can see the experience inside your AI.

It does not authenticate your account with date-fns. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.

date-fns Connector

You're all set. Choose your MCP client and follow the setup instructions.

Connector linkhttps://edge.vinkius.com/vk_preview_Fk1oPI7PaSa214SBSvwr4zJFyEsZvuH3cTjwLYio/mcp

Claude Desktop

Follow the steps below to connect in seconds.

  1. 1In Claude Desktop, open Settings → Connectors.
  2. 2Click “Add custom connector” and paste the connector link above as the remote MCP server URL.
  3. 3Click Add and start a new chat — date-fns capabilities are ready to use.
Configuration · claude_desktop_config.jsonCopy
{
  "mcpServers": {
    "date-utils-engine-mcp": {
      "url": "https://edge.vinkius.com/vk_preview_Fk1oPI7PaSa214SBSvwr4zJFyEsZvuH3cTjwLYio/mcp"
    }
  }
}
  • Claude
  • ChatGPT
  • Cursor
  • VS Code
  • Windsurf
  • Claude Code
  • JetBrains
  • Cline

Step-by-step instructions for each client are in the guide. How to connect

FAQ

Questions date-fns owners ask.

  • 01

    Does it handle Daylight Savings Time?

    Yes! Because it leverages date-fns-tz.

  • 02

    Can it calculate exact differences?

    Yes, it returns the exact calendar days between two dates.

  • 03

    Does it support leap years?

    Yes, leap years are evaluated natively.

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