Metaharness
metaharness · by ruvnet
🛠️ The meta-harness for AI agents — scaffold your own focused, branded agent harness with its own npx CLI, MCP server, memory, learning loop, and witness-signed releases. Works with Claude Code, Codex, pi.dev, Hermes, OpenClaw, and RVM (hardware-isolated sandbox).
No known CVEs
MIT license
Actively maintained
Last commit 2d ago
Works with most clients
Transport: stdio, sse, http
0 tools
Grade F
MCPpedia last refreshed this data
Metaharness is an MCP server that 🛠️ The meta-harness for AI agents — scaffold your own focused, branded agent harness with its own npx CLI, MCP server, memory, learning loop, and witness-signed releases. Works with Claude Code, Codex, pi.dev, Hermes, OpenClaw, and RVM (hardware-isolated sandbox). Its tool list has not been published yet over stdio, sse and http, requires no API key, and scores 61/100 on MCPpedia's security, maintenance and efficiency rubric.
Step 1
Install in your client
Config is the same across clients - only the file and path differ.
CD
Supported in Claude Desktopstdio, sse, http · Node 18+
Paste into ~/Library/Application Support/Claude/claude_desktop_config.json
{
"mcpServers": {
"metaharness": {
"args": [
"-y",
"metaharness"
],
"command": "npx"
}
}
}Are you the author?
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What Metaharness does
npx metaharness · open the Studio →
Test This Server
This server supports HTTP transport. Be the first to test it - help the community know if it works.
Scored, not listed
Why this score
Five weighted categories - click any category to see the underlying evidence.
Score breakdown
61/100across 5 weighted dimensions
0255075100
23
15
13
10
−39
Security
Maintenance
Efficiency
Documentation
Compatibility
Categoriesclick a row to see evidence
Security
OSV.devNo known CVEs.
Checked metaharness against OSV.dev.
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Frequently Asked Questions
- Is Metaharness safe to use?
- Metaharness has no known CVEs as of the latest MCPpedia security scan. Authentication requirements were not detected automatically - check the project's documentation before connecting in a shared environment. Licensed under MIT.
- How do I install Metaharness?
- Metaharness supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.
- What AI clients work with Metaharness?
- Metaharness is compatible with claude-desktop, cursor, claude-code. It uses stdio and sse and http transport.
- Is Metaharness actively maintained?
- Metaharness is actively maintained - last commit was 2 days ago.
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