What is the key difference between B4 Index and Agent Trust?

B4 Index belongs to the Developer Tools category with cloud HTTP/SSE execution, while Agent Trust belongs to the Developer Tools category with local stdio execution.

How do I install B4 Index or Agent Trust in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are B4 Index and Agent Trust free or paid?

B4 Index operates under a Free / Open Source model (No auth required). Agent Trust operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

B4 Index lists 0 tools with 0 views and 0 GitHub stars. Agent Trust lists 0 tools with 1 views and 3 GitHub stars.

Can I use both B4 Index and Agent Trust together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

How do I install B4 Index or Agent Trust in Claude Desktop, Cursor, or Windsurf?

Both servers follow the standard Model Context Protocol configuration format. Simply copy the JSON block from the configuration section above and paste it into your AI client's mcpServers configuration object (for instance in claude_desktop_config.json or ~/.cursor/mcp.json ), then completely restart or refresh the application.

Are B4 Index and Agent Trust free to use, or do they require API keys?

B4 Index is listed under a Free / Open Source model with No auth required . Agent Trust operates under a Free / Open Source model with No auth required . If environment variables are required (such as API keys), be sure to define them under the env key in your MCP client's configuration file.

Can I run both B4 Index and Agent Trust at the same time in my AI client?

Yes! MCP clients support multi-server orchestration. You can include both b4-index and agent-trust as distinct keys inside the single mcpServers object in your configuration file. Your AI assistant will automatically select and call the appropriate tool from either server during chat sessions.

Which MCP server has higher directory engagement and quality ratings?

On AllMCPs, B4 Index has a Quality Score of 30 /100 ( Emerging ) with 0 views, 0 installs, and 0 GitHub stars. Agent Trust holds a Quality Score of 45 /100 ( Fair ) with 1 views, 0 installs, and 3 GitHub stars.

Side-by-Side Model Context Protocol Comparison

B4 Index vs Agent Trust

In-depth architectural comparison of the B4 Index and Agent Trust MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

At a Glance & Executive Verdict

B4 Index

Developer Tools · Remote HTTP/SSE

Quality: 30/100 (Emerging) | Auth: No auth required

Agent Trust

Developer Tools · Local stdio

Quality: 45/100 (Fair) | Auth: No auth required

Verdict Summary: Choose B4 Index if you need specialized Developer Tools tools running via a hosted cloud SSE transport. Choose Agent Trust if your workspace requires Developer Tools integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose B4 Index when:

You need dedicated capabilities in the Developer Tools domain.
You prefer remote streaming HTTP/SSE transport architecture.
Your security boundary fits: No auth required (Free / Open Source).

Explore B4 Index Details

Choose Agent Trust when:

You need dedicated capabilities in the Developer Tools domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).

Explore Agent Trust Details

Feature & Specification Comparison

Specification	B B4 Index Developer Tools	A Agent Trust Developer Tools
Summary	Independent build-vs-buy index: score software categories BUILD/BUY/BRIDGE/BEWARE.	AI agent trust & reputation protocol — verify, score, route, compare, delegate. 18 tools.
Category & Scope	Developer Tools	Developer Tools
Quality signal

Tools & Capabilities Breakdown

B4 Index Tools (0)

No explicit tool names declared in metadata yet. Check project README on main listing page.

Agent Trust Tools (0)

No explicit tool names declared in metadata yet. Check project README on main listing page.

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

B4 Index Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "b4-index": {
      "url": "https://benroberts.ai/directory"
    }
  }
}

Agent Trust Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "agent-trust": {
      "command": "npx",
      "args": [
        "-y",
        "next"
      ]
    }
  }
}

Frequently Asked Questions

B4 Index is categorized under Developer Tools and uses a remote streaming HTTP/SSE transport. In contrast, Agent Trust belongs to Developer Tools using local stdio subprocess. Select B4 Index when you need capabilities focused on developer tools and Agent Trust when you require tools for developer tools.

More alternatives to B4 Index More alternatives to Agent Trust Developer Tools category hub Canonical compare URL