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5 test detail views/month
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1 MCP API key (500 queries)

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5 MCP API keys (10,000 queries)
Priority support

In development — more features coming soon

Audit your website

Get data-backed recommendations powered by 5,200+ real A/B test results.

Takes about 30 seconds. We screenshot your page, extract the content, and compare against our database.

In development — more features coming soon

Use with AI

Access 5,200+ A/B test results directly in Claude, Cursor, ChatGPT, or any MCP-compatible tool.

Setup Guide

{
  "mcpServers": {
    "ab-test-library": {
      "url": "https://mcp.ablibrary.de/mcp",
      "headers": {
        "Authorization": "Bearer YOUR_KEY"
      }
    }
  }
}

Add to ~/Library/Application Support/Claude/claude_desktop_config.json

// In your project's .mcp.json or ~/.claude/.mcp.json
{
  "mcpServers": {
    "ab-test-library": {
      "url": "https://mcp.ablibrary.de/mcp",
      "headers": {
        "Authorization": "Bearer YOUR_KEY"
      }
    }
  }
}

// .cursor/mcp.json
{
  "mcpServers": {
    "ab-test-library": {
      "url": "https://mcp.ablibrary.de/mcp",
      "headers": {
        "Authorization": "Bearer YOUR_KEY"
      }
    }
  }
}

Base URL: https://nlnbbquyqrbkgaitbbgk.supabase.co
Headers:
  apikey: YOUR_KEY
  Authorization: Bearer YOUR_KEY

ChatGPT doesn't support MCP yet.
Use the REST API endpoints with Custom GPTs.

// Any MCP client supporting HTTP transport
{
  "mcpServers": {
    "ab-test-library": {
      "url": "https://mcp.ablibrary.de/mcp",
      "headers": {
        "Authorization": "Bearer YOUR_KEY"
      }
    }
  }
}

Available Tools

search_ab_tests

Semantic search across all A/B test results by description or topic

get_test_detail

Get full details of a specific test by ID, including insights and screenshots

filter_tests

Filter tests by section, result, page type, element, or principle

get_section_rules

Get data-backed rules for a specific website section (hero, CTA, trust, etc.)

audit_page

Audit a URL and get conversion recommendations backed by real test data

get_statistics

Get library statistics: total tests, results breakdown, top sections

get_wireframe_brief

Generate a data-backed wireframe brief for a specific page type

5,200+ proven A/B test results

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Setup Guide

Available Tools

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