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Use CSS Specificity Calculator with your AI.

Connect your account once and let the AI you already use work with it, without building another integration. Calculate exact CSS specificity scores and compare selector priority.

Included with plan

Ask AI about this Connector

Developed, maintained, and hosted by Vinkius.

MCP VERIFIED · PRODUCTION READY · VINKIUS GUARANTEED

Waiting for input…

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

ChatGPTClaudeCursorPerplexityGeminiMicrosoft CopilotRaycastMeta AI

Complete set · 3 capabilities

The complete CSS Specificity Calculator capability set.

These are the exact actions your AI can choose when you ask it to work with CSS Specificity Calculator.

Capability set01 / 01

01-03

3 capabilities in this set.

Part of 3 available through CSS Specificity Calculator.

  1. 01

    Validate selector syntax

    Checks if a selector string adheres to standard CSS selector syntax without calculating the score

  2. 02

    Calculate specificity

    Determines the exact specificity triplet for a single CSS selector

  3. 03

    Compare specificity

    Compares two different selectors to determine which one has higher priority

Observed, not estimated

810ms average. Fast in production.

CSS Specificity Calculator is checked daily against the live service.

Daily averagePeak 901ms
Aug 20Today
Fastest day
667ms
Slowest day
901ms
14-day trend
Slowing+10%

Connect your client

One URL. Every client.

Activate the Connector, copy your link, and paste it into the client you already use. 3 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 CSS Specificity Calculator, so you can see the experience inside your AI.

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

CSS Specificity Calculator Connector

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

Connector linkhttps://edge.vinkius.com/vk_preview_fsUfV5nl0qVvhXqfsDR62SSKiM4Y9vxLtPVGehzo/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 — CSS Specificity Calculator capabilities are ready to use.
Configuration · claude_desktop_config.jsonCopy
{
  "mcpServers": {
    "css-selector-specificity-calculator-mcp": {
      "url": "https://edge.vinkius.com/vk_preview_fsUfV5nl0qVvhXqfsDR62SSKiM4Y9vxLtPVGehzo/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 CSS Specificity Calculator owners ask.

  • 01

    How is the specificity score calculated?

    The score is a triplet representing IDs, Classes/Attributes/Pseudo-classes, and Type/Pseudo-elements respectively.

  • 02

    Can I check if my CSS selector is valid?

    Yes, you can use the validate_selector_syntax capability to verify if a selector string follows standard CSS rules.

  • 03

    Which selector wins in a conflict?

    The selector with the higher specificity score wins. You can use compare_specificity to find the winner between two selectors.

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