Pqs Mcp Server

Developer Tools npmStreamable HTTP v1.4.0

PQS scores any prompt before the model runs. 8 dimensions. 5 frameworks. Pre-flight, not post-hoc.

View source ↗ Website ↗ Generate config for multiple servers More servers

Install

Pin version registry version 1.4.0

npm
npx -y pqs-mcp-server

npm
npx -y pqs-mcp-server@1.4.0

Streamable HTTP
https://promptqualityscore.com/api/mcp

Setup by client

Pick your client — the config below is generated for this server (both local and hosted-endpoint forms). Copy respects the “Pin version” switch above.

claude_desktop_config.json

{
  "mcpServers": {
    "pqs-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "pqs-mcp-server"
      ],
      "env": {
        "PQS_API_KEY": "<YOUR_PQS_API_KEY>"
      }
    }
  }
}

{
  "mcpServers": {
    "pqs-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "pqs-mcp-server@1.4.0"
      ],
      "env": {
        "PQS_API_KEY": "<YOUR_PQS_API_KEY>"
      }
    }
  }
}

Remote (hosted) endpoint

https://promptqualityscore.com/api/mcp

Claude Desktop: Settings → Connectors → Add custom connector, paste this URL.

Format verified against the official Claude Desktop docs ↗.

terminal

claude mcp add --env PQS_API_KEY=<YOUR_PQS_API_KEY> pqs-mcp-server -- npx -y pqs-mcp-server

claude mcp add --env PQS_API_KEY=<YOUR_PQS_API_KEY> pqs-mcp-server -- npx -y pqs-mcp-server@1.4.0

terminal

claude mcp add --transport http pqs-mcp-server https://promptqualityscore.com/api/mcp

Format verified against the official Claude Code docs ↗.

.cursor/mcp.json

{
  "mcpServers": {
    "pqs-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "pqs-mcp-server"
      ],
      "env": {
        "PQS_API_KEY": "<YOUR_PQS_API_KEY>"
      }
    }
  }
}

{
  "mcpServers": {
    "pqs-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "pqs-mcp-server@1.4.0"
      ],
      "env": {
        "PQS_API_KEY": "<YOUR_PQS_API_KEY>"
      }
    }
  }
}

.cursor/mcp.json (hosted endpoint)

{
  "mcpServers": {
    "pqs-mcp-server": {
      "url": "https://promptqualityscore.com/api/mcp"
    }
  }
}

Format verified against the official Cursor docs ↗.

.vscode/mcp.json

{
  "servers": {
    "pqs-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "pqs-mcp-server"
      ],
      "env": {
        "PQS_API_KEY": "<YOUR_PQS_API_KEY>"
      }
    }
  }
}

{
  "servers": {
    "pqs-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "pqs-mcp-server@1.4.0"
      ],
      "env": {
        "PQS_API_KEY": "<YOUR_PQS_API_KEY>"
      }
    }
  }
}

.vscode/mcp.json (hosted endpoint)

{
  "servers": {
    "pqs-mcp-server": {
      "type": "http",
      "url": "https://promptqualityscore.com/api/mcp"
    }
  }
}

Format verified against the official VS Code docs ↗.

mcp_config.json

{
  "mcpServers": {
    "pqs-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "pqs-mcp-server"
      ],
      "env": {
        "PQS_API_KEY": "<YOUR_PQS_API_KEY>"
      }
    }
  }
}

{
  "mcpServers": {
    "pqs-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "pqs-mcp-server@1.4.0"
      ],
      "env": {
        "PQS_API_KEY": "<YOUR_PQS_API_KEY>"
      }
    }
  }
}

mcp_config.json (hosted endpoint)

{
  "mcpServers": {
    "pqs-mcp-server": {
      "serverUrl": "https://promptqualityscore.com/api/mcp"
    }
  }
}

Format verified against the official Windsurf docs ↗.

Environment variables

Defined in the server's official registry manifest. Required secrets are shown as <YOUR_…> placeholders in the configs above.

PQS_API_KEY secret — Your PQS Pro API key (pqs_live_xxx) for optimize_prompt. score_prompt is free and requires no key. Subscribe at promptqualityscore.com/pricing.

GitHub

⭐ 2 stars · 最近更新于 155 天前 · MIT license

About this server

PQS MCP Server Score prompt quality before it reaches any AI model. An MCP server for PQS. Score and optimize LLM prompts before they hit any model. Built on PEEM, RAGAS, MT Bench, G Eval, and ROUGE. Install Claude Desktop (stdio) Add to your config ( /Library/Application Support/Claude/claude deskt…

Summary from the project README — github.com/OnChainAIIntel/pqs-mcp-server

Distributed as npm, Streamable HTTP, listed under Developer Tools. Review our MCP security guide before granting access to real data.

Frequently asked questions

What does the Pqs Mcp Server MCP server do?

How do I install Pqs Mcp Server?

Run the install command shown above, then paste the config for your client (Claude Desktop, Claude Code, Cursor, VS Code or Windsurf) into its MCP settings and restart the client.

Is Pqs Mcp Server free to use?

The MCP server itself is free to install. The source is public on https://github.com/OnChainAIIntel/pqs-mcp-server. Any third-party service it calls may require its own API key and account.

Which clients support Pqs Mcp Server?

Any MCP-compatible client can use it, including Claude Desktop, Claude Code, Cursor, VS Code, Windsurf and custom agents.

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