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Harper

Verified Integration
Author: @HarperDB•Category: ServerApplication
GitHub Repository
JSON-RPC 2.0
Protocol Standard
Sub-second
Execution Latency
Active
Operational Status
Tags:#Claude#Search#Database#API#Git#AI#GitHub#Node.js

Client Configuration

— Connect Harper to Claude Desktop or Cursor in seconds
{
  "mcpServers": {
    "harper": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-harper"
      ],
      "env": {}
    }
  }
}
Paste into ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows).
Architecture & Capabilities

System Overview

Exposes data within HarperDB as structured Resources, accessible via standardized JSON-RPC calls through the Model Context Protocol.

Indexed Date

7/23/2026

License

Open Source

Protocol Layer

stdio / SSE RPC

Frequently Asked Questions

Architecture and operational details for Harper

Harper MCP Server is an API server that implements the Model Context Protocol (MCP) to expose data within HarperDB (tables and custom resources) as structured 'Resources,' accessible through standardized JSON-RPC calls.

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