ruvnet · MCP server
MetaHarness — mint a custom AI agent harness from any repo. Browser Studio + `npx metaharness` CLI. Runs on Claude Code, Codex, pi.dev, Hermes, OpenClaw, RVM, Prime Agent.
Not claimed by its maker. Is this yours? Prove it and answer the findings
The registry now serves 0.4.17. Everything measured on this page describes 0.4.16.
Findings, provenance and the install command are records of the scanned version, not the one npm would give you today. Treat them as history until this listing is rescanned. Registry checked 2026-10-04.
Receipt history: every signed receipt for every version of this listing, and what changed between them.
MetaHarness — mint a custom AI agent harness from any repo. Browser Studio + `npx metaharness` CLI. Runs on Claude Code, Codex, pi.dev, Hermes, OpenClaw, RVM, Prime Agent.
Static scanned
Paste this into your client's MCP configuration.
{
"mcpServers": {
"metaharness": {
"command": "npx",
"args": [
"-y",
"-p",
"metaharness@0.4.16",
"metaharness"
]
}
}
}Or run it directly.
npx -y -p metaharness@0.4.16 metaharnessPinned to 0.4.16, which is the version the findings above were found in. Drop the version to take whatever is newest, and the report on this page stops describing what you installed.
147,466 installs last month · no published advisories · checked 2026-10-04
No build provenance published. The repository above is the one the publisher declared, and nothing links it to the package you would install. That is not a mark against this listing, since most packages are published this way, but it is a check nobody can run.
It renders the current rung (static scanned) and links back here, where what that does and does not establish is one click away. It updates itself as the evidence deepens.
[](https://ooruby.com/market/metaharness)Verification records what our published tests found on a specific version at a specific date. It is not a warranty, and it does not certify that software is free of defects.
The agentic meta-harness — freeze the model, evolve the harness. An open runtime that routes each query to the cost-optimal model, evolves its own harness (planner/context/reviewer/retry/tool/memory/s
🚀 AI-Powered Swarm Intelligence Platform - Gamified MCP Development with 70+ Tools
Maintenance
MaintainedA release on 2 Sep 2026 (0.4.16), 21 days before this check on 23 Sep 2026. Anything later would only be more recent.
Read from the npm registry, read by the weekly version refresh.
Release activity only: it says nothing about quality or safety, and a finished small package can be fine without releases. How it is measured