Cerne

Verified Integration

Author: @feeding•Category: ServerApplication

GitHub Repository

JSON-RPC 2.0

Protocol Standard

Sub-second

Execution Latency

Active

Operational Status

Client Configuration

— Connect Cerne to Claude Desktop or Cursor in seconds

{
  "mcpServers": {
    "cerne": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-cerne"
      ],
      "env": {}
    }
  }
}

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows).

Architecture & Capabilities

System Overview

Enables large language models to perform semantic search on local codebases using natural language queries.

Indexed Date

7/21/2026

License

Open Source

Protocol Layer

stdio / SSE RPC

Frequently Asked Questions

Architecture and operational details for Cerne

Cerne prevents the 'Lost in the Middle' problem by feeding LLMs only essential code snippets via RAG, reducing latency and API costs. It also gives LLMs access to your private, up-to-date project context, overcoming knowledge cutoffs and improving discovery.

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