soul-md-cli

CLI validator, scorer, and generator for SOUL.md agent identity files.

npx soul-md-cli validate my-agent.soul.md

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Install

# Run without installing
npx soul-md-cli <command>

# Install globally
npm install -g soul-cli

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Commands

validate <file>

Validates a .soul.md file against the SOUL.md schema. Exits 0 on pass, 1 on fail.

$ npx soul-md-cli validate marcus-aurelius.soul.md

  ✓ PASS  marcus-aurelius.soul.md
  Agent:   Marcus Aurelius
  Version: 1.0.0

$ npx soul-md-cli validate broken.soul.md

  ✗ FAIL  broken.soul.md
  Agent:   (missing)
  Version: 1.0.0

  Errors:
    [name] must have required property 'name'
    [personality] must NOT have fewer than 50 characters

Machine-readable output:

$ npx soul-md-cli validate marcus-aurelius.soul.md --json
{
  "pass": true,
  "file": "marcus-aurelius.soul.md",
  "name": "Marcus Aurelius",
  "version": "1.0.0",
  "errors": []
}

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score <file>

Shows a completeness score (0–100) based on optional fields filled.

$ npx soul-md-cli score marcus-aurelius.soul.md

  marcus-aurelius.soul.md  90%  █████████░

  ✓  tone                    (47 chars)
  ✓  values                  (5 items)
  ✓  constraints             (3 items)
  ✓  knowledge_domains       (5 items)
  ✓  communication_style     (143 chars)
  ✓  memory_mode             (7 chars)
  ✓  goals                   (2 items)
  ✓  relationships           (3 items)
  ✓  language                (2 chars)
  ·  platform_hints

  Add 1 more optional field to reach 100%.

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init

Interactive soul file generator. Prompts for name, description, personality, and tone, then writes a .soul.md file.

$ npx soul-md-cli init

  SOUL.md generator

  Agent name: Debate Coach
  One-line description: A rigorous debate coach who teaches argument structure and steelmanning.
  Personality (2-3 sentences): ...
  Tone: Demanding but fair. Finds logical fallacies before you finish the sentence.
  Output filename [debate-coach.soul.md]:

  ✓ Created debate-coach.soul.md
  Validate: soul-md-cli validate debate-coach.soul.md
  Score:    soul-md-cli score debate-coach.soul.md
  Deploy:   https://agenturo.app

Non-interactive mode:

npx soul-md-cli init --name "Debate Coach" --no-interactive

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Deploy to Agenturo

Agenturo is the reference SOUL.md implementation. Create a soul file with soul-md-cli init, then deploy it as a live AI agent on your own subdomain (you.agenturo.app) — no code required.

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Spec & examples

Full specification: soul-spec

Curated examples: awesome-soul-files

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MIT License. Created by Anton Agafonov.