What is the key difference between Sentinel Agent Payment Boundary Preflight and X402 List Mcp?

Sentinel Agent Payment Boundary Preflight belongs to the Finance & Fintech category with local stdio execution, while X402 List Mcp belongs to the Finance & Fintech category with cloud HTTP/SSE execution.

How do I install Sentinel Agent Payment Boundary Preflight or X402 List Mcp 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 Sentinel Agent Payment Boundary Preflight and X402 List Mcp free or paid?

Sentinel Agent Payment Boundary Preflight operates under a Free / Open Source model (No auth required). X402 List Mcp operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

Sentinel Agent Payment Boundary Preflight lists 0 tools with 0 views and 0 GitHub stars. X402 List Mcp lists 0 tools with 0 views and 0 GitHub stars.

Can I use both Sentinel Agent Payment Boundary Preflight and X402 List Mcp 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.

What is the main functional difference between Sentinel Agent Payment Boundary Preflight and X402 List Mcp?

Sentinel Agent Payment Boundary Preflight is categorized under Finance & Fintech and uses a local stdio subprocess . In contrast, X402 List Mcp belongs to Finance & Fintech using remote streaming HTTP/SSE transport . Select Sentinel Agent Payment Boundary Preflight when you need capabilities focused on finance & fintech and X402 List Mcp when you require tools for finance & fintech .

How do I install Sentinel Agent Payment Boundary Preflight or X402 List Mcp 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 Sentinel Agent Payment Boundary Preflight and X402 List Mcp free to use, or do they require API keys?

Sentinel Agent Payment Boundary Preflight is listed under a Free / Open Source model with No auth required . X402 List Mcp 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 Sentinel Agent Payment Boundary Preflight and X402 List Mcp at the same time in my AI client?

Yes! MCP clients support multi-server orchestration. You can include both sentinel-agent-payment-boundary-preflight and x402-list-mcp 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, Sentinel Agent Payment Boundary Preflight has a Quality Score of 27 /100 ( Emerging ) with 0 views, 0 installs, and 0 GitHub stars. X402 List Mcp holds a Quality Score of 45 /100 ( Fair ) with 0 views, 0 installs, and 0 GitHub stars.

Sentinel Agent Paymen… vs X402 List Mcp

Sentinel Agent Paymen… vs X402 List Mcp | AllMCPs

Feature & Specification Comparison

Specification	S Sentinel Agent Payment Boundary Preflight Finance & Fintech	X X402 List Mcp Finance & Fintech
Summary	Read-only preflight for agent payment authority, replay, receipts, secrets, and wallet boundaries.	Read-only MCP server for the x402-list directory: discover x402 services and facilitator volume.
Category & Scope	Finance & Fintech	Finance & Fintech
Quality signal	27/100 (Emerging)	45/100 (Fair)
Transport Protocol	Local Subprocess (stdio)	Remote HTTP/SSE
Auth Requirement	No auth required	No auth required
Pricing Model	Free / Open Source	Free / Open Source
Required Env Vars	None required	None required
Compatible Clients	Claude DesktopCursorWindsurfClineVS Code	Claude DesktopCursorWindsurfClineVS Code
Install path signal	`npx · low`	`Remote (HTTP/SSE) · medium`
Engagement & Health	0 views 0 copies 0 upvotes	0 views 0 copies 0 upvotes
Verified / Official	Community Listing	Community Listing
Open full listing	View Sentinel Agent Payment Boundary Preflight Listing	View X402 List Mcp Listing

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).

Sentinel Agent Payment Boundary Preflight Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "sentinel-agent-payment-boundary-preflight": {
      "command": "npx",
      "args": [
        "-y",
        "sentinel-agent-payment-boundary-preflight"
      ]
    }
  }
}

X402 List Mcp Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "x402-list-mcp": {
      "url": "https://x402-list.com"
    }
  }
}

Sentinel Agent Payment Boundary Preflight vs X402 List Mcp

At a Glance & Executive Verdict

Which MCP Server Should You Choose?

Choose Sentinel Agent Payment Boundary Preflight when:

Choose X402 List Mcp when:

Feature & Specification Comparison

Tools & Capabilities Breakdown

Sentinel Agent Payment Boundary Preflight Tools (0)

X402 List Mcp Tools (0)

Ready-to-Paste Client Configurations

Frequently Asked Questions

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