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Crucible

Verified Integration
Author: @HarperZ9•Category: ServerApplication
GitHub Repository
JSON-RPC 2.0
Protocol Standard
Sub-second
Execution Latency
Active
Operational Status
Tags:#Node.js#Git#Database#GitHub#Claude#Search#API#AI

Client Configuration

— Connect Crucible to Claude Desktop or Cursor in seconds
{
  "mcpServers": {
    "crucible-2": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-crucible-2"
      ],
      "env": {}
    }
  }
}
Paste into ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows).
Architecture & Capabilities

System Overview

Measures claims against refuting evidence to produce verifiable verdicts and refine weakest axes.

Indexed Date

9/16/2026

License

Open Source

Protocol Layer

stdio / SSE RPC

Frequently Asked Questions

Architecture and operational details for Crucible

Crucible is a verification tool designed to rigorously check claims against refuting evidence, providing objective verdicts (MATCH, DRIFT, UNVERIFIABLE) to ensure claims are grounded in measurements, not subjective opinion.

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