What is the key difference between PromptGuard and Delego?

PromptGuard belongs to the Security category with local stdio execution, while Delego belongs to the Security category with local stdio execution.

How do I install PromptGuard or Delego 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 PromptGuard and Delego free or paid?

PromptGuard operates under a Free / Open Source model (No auth required). Delego operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

PromptGuard lists 0 tools with 0 views and 0 GitHub stars. Delego lists 0 tools with 1 views and 25 GitHub stars.

Can I use both PromptGuard and Delego 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 PromptGuard or Delego 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 PromptGuard and Delego free to use, or do they require API keys?

PromptGuard is listed under a Free / Open Source model with No auth required . Delego 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 PromptGuard and Delego at the same time in my AI client?

Yes! MCP clients support multi-server orchestration. You can include both promptguard and delego 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, PromptGuard has a Quality Score of 20 /100 ( Emerging ) with 0 views, 0 installs, and 0 GitHub stars. Delego holds a Quality Score of 41 /100 ( Fair ) with 1 views, 0 installs, and 25 GitHub stars.

Side-by-Side Model Context Protocol Comparison

PromptGuard vs Delego

In-depth architectural comparison of the PromptGuard and Delego 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

PromptGuard

Security · Local stdio

Quality: 20/100 (Emerging) | Auth: No auth required

Delego

Security · Local stdio

Quality: 41/100 (Fair) | Auth: No auth required

Verdict Summary: Choose PromptGuard if you need specialized Security tools running via a local process. Choose Delego if your workspace requires Security integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose PromptGuard when:

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

Explore PromptGuard Details

Choose Delego when:

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

Explore Delego Details

Feature & Specification Comparison

Specification	P PromptGuard Security	D Delego Security
Summary	Scan prompts for injection attacks, redact PII, and audit LLM SDK usage from any MCP client	Intent-bound action authorization for AI agents: policy, human approval, and a signed audit trail.
Category & Scope	Security	Security
Quality signal

Tools & Capabilities Breakdown

PromptGuard Tools (0)

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

Delego 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).

PromptGuard Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "promptguard": {
      "command": "npx",
      "args": [
        "-y",
        "promptguard"
      ]
    }
  }
}

Delego Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "delego": {
      "command": "uvx",
      "args": [
        "delego"
      ]
    }
  }
}

Frequently Asked Questions

PromptGuard is categorized under Security and uses a local stdio subprocess. In contrast, Delego belongs to Security using local stdio subprocess. Select PromptGuard when you need capabilities focused on security and Delego when you require tools for security.

More alternatives to PromptGuard More alternatives to Delego Security category hub Canonical compare URL

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