# Onto

> MCP server for LLM agents: check an artifact's ontological integrity (the logical consistency of its concepts, authority, and purpose) and derive a domain ontology from real sources, with every structured claim gated by runtime validation.

## Facts
- Page: https://tashan.sh/capability/pkg-onto-mcp
- tashan id: pkg:onto-mcp
- Source: https://github.com/kangminlee-maker/onto-mcp
- npm: https://www.npmjs.com/package/onto-mcp
- Type: npm
- Category: devtools
- tashan score: 61.0 / 100
- Adoption: 32.0
- Upkeep: 71.0
- Freshness: 99.0
- Evidence coverage: 100% of the inputs this score can use
- Health: active
- Instruction depth: not yet graded
- npm downloads: 206/week
- Official: no

## Install

```sh
claude mcp add onto -- npx -y onto-mcp
```

## Security audit
Not scanned. We audit npm-published capabilities; this one has no npm package we can resolve, or has not reached the queue. This is not a clean bill of health.

---
Measured 2026-08-08 by tashan (https://tashan.sh) from public evidence. Scorer s5.