Build vs Eval View

In-depth architectural comparison of the Build and Eval View MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

Which MCP Server Should You Choose?

Choose Build when:

• You need dedicated capabilities in the Developer Tools domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).
• Primary tools included: Schema-validated structured JSON output, Human-readable MCP content output, TypeScript compiler support.

Explore Build Details

Choose Eval View when:

• You need dedicated capabilities in the Developer Tools domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: API Key required (Free / Open Source).
• Primary tools included: Golden behavior snapshots, Full tool-call trajectory diffs, Offline deterministic comparison.

Explore Eval View Details

Feature & Specification Comparison

Specification	Build Developer Tools	Eval View hidai25 Developer Tools
Summary	Structured build tool output (tsc, generic commands) as typed JSON diagnostics.	Regression testing framework for AI agents. Save golden baselines, detect behavioral drift, and block regressions in CI. Works with LangGraph, CrewAI, OpenAI, Claude, and any HTTP API.
Category & Scope	Developer Tools

Tools & Capabilities Breakdown

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

{
  "mcpServers": {
    "build": {
      "command": "npx",
      "args": [
        "-y",
        "@paretools/init"
      ]
    }
  }
}

{
  "mcpServers": {
    "hidai25-eval-view": {
      "command": "uvx",
      "args": [
        "evalview"
      ]
    }
  }
}

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