What is the key difference between Plexus and Valet?

Plexus belongs to the Developer Tools category with cloud HTTP/SSE execution, while Valet belongs to the Developer Tools category with local stdio execution.

How do I install Plexus or Valet 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 Plexus and Valet free or paid?

Plexus operates under a Free / Open Source model (No auth required). Valet operates under a Freemium model (No auth required).

Which MCP server has more tools and community activity?

Plexus lists 15 tools with 0 views and 0 GitHub stars. Valet lists 0 tools with 2 views and 0 GitHub stars.

Can I use both Plexus and Valet 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

Plexus vs Valet

In-depth architectural comparison of the Plexus and Valet 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

Plexus

Developer Tools · Remote HTTP/SSE

Quality: 49/100 (Fair) | Auth: No auth required

Valet

Developer Tools · Local stdio

Quality: 48/100 (Fair) | Auth: No auth required

Verdict Summary: Choose Plexus if you need specialized Developer Tools tools running via a hosted cloud SSE transport. Choose Valet 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 Plexus 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).
Primary tools included: save_entity, get_entity, list_entities.

Explore Plexus Details

Choose Valet when:

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

Explore Valet Details

Feature & Specification Comparison

Specification	P Plexus Developer Tools	Valet Developer Tools
Summary	Typed on-prem knowledge graph for AI agents — read-only for humans, write-only for agents via MCP.	Get share links, publish and manage websites, artifacts and agents. No account needed.
Category & Scope	Developer Tools	Developer Tools
Quality signal

Tools & Capabilities Breakdown

Plexus Tools (15)

save_entity

Create a new entity

get_entity

Fetch a single entity by id

list_entities

List with filters (kind, context, status)

search_entities

BM25-ranked full-text search with optional highlighting

update_entity

Update with optimistic locking (`expected_version`)

archive_entity

Soft-delete (status → archived)

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).

Plexus Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "plexus": {
      "url": "https://pcas.io"
    }
  }
}

Valet Configuration

mcpServers (Claude Desktop / Cursor)

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

Frequently Asked Questions

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