What is the key difference between Demo.st and Hermes Action Bridge?

Demo.st belongs to the Developer Tools category with local stdio execution, while Hermes Action Bridge belongs to the Developer Tools category with local stdio execution.

How do I install Demo.st or Hermes Action Bridge 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 Demo.st and Hermes Action Bridge free or paid?

Demo.st operates under a Free / Open Source model (No auth required). Hermes Action Bridge operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

Demo.st lists 5 tools with 0 views and 0 GitHub stars. Hermes Action Bridge lists 5 tools with 2 views and 5 GitHub stars.

Can I use both Demo.st and Hermes Action Bridge 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.

Side-by-Side Model Context Protocol Comparison

Demo.st vs Hermes Action Bridge

In-depth architectural comparison of the Demo.st and Hermes Action Bridge 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

Demo.st

Developer Tools · Local stdio

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

Hermes Action Bridge

Developer Tools · Local stdio

Quality: 57/100 (Good) | Auth: No auth required

Verdict Summary: Choose Demo.st if you need specialized Developer Tools tools running via a local process. Choose Hermes Action Bridge 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 Demo.st 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).
Primary tools included: check_subdomain_availability, reserve_subdomain, upload_site.

Explore Demo.st Details

Choose Hermes Action Bridge 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).
Primary tools included: hermes_run, hermes_plan, hermes_capabilities.

Explore Hermes Action Bridge Details

Feature & Specification Comparison

Specification	D Demo.st Developer Tools	Hermes Action Bridge Developer Tools
Summary	Reserve a subdomain, upload .zip via MCP, get a link. Optional document API at api.demo.st.	Delegate real-world actions from Claude Code, Codex, and other agents to Hermes Agent.
Category & Scope	Developer Tools	Developer Tools
Quality signal

Tools & Capabilities Breakdown

Demo.st Tools (5)

check_subdomain_availability

Check if a subdomain is available (no token).

reserve_subdomain

Reserve a subdomain (token required).

upload_site

Upload a .zip as site content; use `zip_base64` (easiest for agents) or `file_url` for a public zip URL (token required).

clear_site

Remove deployed content; subdomain stays reserved (token required).

release_subdomain

Release your subdomain (token required).

Hermes Action Bridge Tools (5)

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).

Demo.st Configuration

mcpServers (Claude Desktop / Cursor)

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

Hermes Action Bridge Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "hermes-action-bridge": {
      "command": "npx",
      "args": [
        "-y",
        "skills"
      ]
    }
  }
}

Frequently Asked Questions

Demo.st is categorized under Developer Tools and uses a local stdio subprocess. In contrast, Hermes Action Bridge belongs to Developer Tools using local stdio subprocess. Select Demo.st when you need capabilities focused on developer tools and Hermes Action Bridge when you require tools for developer tools.

More alternatives to Demo.st More alternatives to Hermes Action Bridge Developer Tools category hub