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QuassLabs API

Official registry AI and agents

30+ deterministic dev and delivery tools: linting, metrics, diagrams, model advice, AI-text checks.

Website

Install

Add this to your client's MCP configuration (Claude Desktop: claude_desktop_config.json; Cursor: .cursor/mcp.json; VS Code and others use the same "mcpServers" shape).

Remote (streamable-http)
Claude Code 
claude mcp add --transport http quasslabs-api 'https://api.quasslabs.com/mcp' --header 'Authorization: <Bearer qlk_... API key from https://quasslabs.com/api (needed for tools/call only)>'
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "quasslabs-api": {
            "type": "http",
            "url": "https://api.quasslabs.com/mcp",
            "headers": {
                "Authorization": "<Bearer qlk_... API key from https://quasslabs.com/api (needed for tools/call only)>"
            }
        }
    }
}

Frequently asked questions

What is QuassLabs API?

30+ deterministic dev and delivery tools: linting, metrics, diagrams, model advice, AI-text checks.

How do I install QuassLabs API?

It runs as a remote server. In Claude Code: claude mcp add --transport http quasslabs-api 'https://api.quasslabs.com/mcp' --header 'Authorization: <Bearer qlk_... API key from https://quasslabs.com/api (needed for tools/call only)>'. For other clients, paste the JSON configuration from this page into their MCP settings.

Does QuassLabs API need an API key?

Yes. It expects Authorization, which you set in its configuration.

Who maintains QuassLabs API?

It is published by com.quasslabs. AI.tn lists it but does not maintain or endorse it.

From the official MCP Registry. Listing is not an endorsement: review a server's code and permissions before giving it access to your data.