# first-principles

> first-principles — first-principles. Use this tool when you need to break down complex problems to their fundamental elements and rebuild a logical understanding from the ground up. It solves problems by identifying and challenging assumptions, revealing underlying truths, and facilitating clear reasoning. Ideal for use in situations where conventional thinking is not yielding solutions, and a fresh, foundational perspective is required.

Canonical page: https://skillsregistry.net/skills/first-principles  
JSON: https://api.skillsregistry.net/v1/skills/first-principles

## Description

Strip problems to foundational truths, then rebuild reasoning.

## Trust

- **Trust score (0–1):** 0.30
- **Verification tier:** unverified
- **Last scanned:** 2026-08-26

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** instructions
- **Runtime environment:** llm
- **Category:** other
- **Updated:** 2026-08-26

## Source

- **Source listing:** [ClawHub](https://clawhub.ai/deciqai/first-principles)

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "first-principles"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/first-principles` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/first-principles/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt