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B4 Index

ai.benroberts/b4-index · v3.3.0

Independent build-vs-buy index: score software categories BUILD/BUY/BRIDGE/BEWARE.

Connect Remote server

Terminal
claude mcp add --transport http b4-index https://b4-index.vercel.app/mcp --header "Authorization: Bearer <YOUR_API_KEY>"
~/.cursor/mcp.json
{
  "mcpServers": {
    "b4-index": {
      "url": "https://b4-index.vercel.app/mcp",
      "headers": {
        "Authorization": "Bearer <YOUR_API_KEY>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "b4-index": {
      "type": "http",
      "url": "https://b4-index.vercel.app/mcp",
      "headers": {
        "Authorization": "Bearer <YOUR_API_KEY>"
      }
    }
  }
}
Claude Desktop
Settings > Connectors > Add custom connector
URL: https://b4-index.vercel.app/mcp

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools 5 found in our last check

  • b4_browse

    For browsing, filtering, or finding the index's name for something. Example: {"query": "warehouse picking", "domain": "Supply Chain"}. Search and filter every independently scored software category in the B4 Index. Browse by keyword, domain, quadrant, or industry. When filtering…

  • b4_score

    For one exact category name or id. Example: {"category": "Expense Management", "org": "medium"}. Score a software category using the B4 Index. Provide a known category name to get pre-computed scores, or provide raw dimension scores (1-5 each) for a custom evaluation. Structured…

  • b4_audit

    For a list of vendor or product names (a stack), with an optional description per row. Example: {"tools": ["Salesforce", {"name": "Lydia Voice", "description": "voice-directed picking in the warehouse"}]}. Each row resolves by name when the vendor is indexed, otherwise by its de…

  • b4_compare

    For one exact category name or id when the question is the build path against the buy path. Example: {"category": "Order Management (OMS)"}. Returns the authored side-by-side comparison (build, buy and bridge by dimension), when building is right, when buying is right, and the s…

  • b4_recommend

    For a need or problem in words, not a vendor name. Example: {"description": "we need to route warehouse pickers by voice"}. Get B4 Index recommendations from a natural language description of a software need or business context. Matches the description to relevant categories and…

Headers

NameDescription
Authorization
Optional, secret
Optional. 'Bearer <b4_... key>' unlocks the Pro workflow tools (b4_audit, b4_compare, b4_recommend). The free tier (b4_browse, b4_score) needs no credentials.

Details

Endpointhttps://b4-index.vercel.app/mcp (Streamable HTTP)
First published3 Jul 2026
Last updated3 Jul 2026
Registry nameai.benroberts/b4-index

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