/ Annuaire / Playground / Harness (Meta-skill)
● Communauté revfactory ⚡ Instantané

Harness (Meta-skill)

par revfactory · revfactory/harness

A meta-skill: tell it your domain, it designs the agent team for you (roles, prompts, hand-offs) and saves the specs for reuse.

Harness treats agent design as a first-class workflow: you describe your domain (incident response, content review, code triage); it asks the right questions, then emits a documented team — roles, system prompts, when each takes over, and shared memory boundaries.

Pourquoi l'utiliser

Fonctionnalités clés

Démo en direct

Aperçu en pratique

prêt

Installer

Choisissez votre client

~/Library/Application Support/Claude/claude_desktop_config.json  · Windows: %APPDATA%\Claude\claude_desktop_config.json
{
  "mcpServers": {
    "harness-skill": {
      "command": "git",
      "args": [
        "clone",
        "https://github.com/revfactory/harness",
        "~/.claude/skills/harness"
      ],
      "_inferred": true
    }
  }
}

Ouvrez Claude Desktop → Settings → Developer → Edit Config. Redémarrez après avoir enregistré.

~/.cursor/mcp.json · .cursor/mcp.json
{
  "mcpServers": {
    "harness-skill": {
      "command": "git",
      "args": [
        "clone",
        "https://github.com/revfactory/harness",
        "~/.claude/skills/harness"
      ],
      "_inferred": true
    }
  }
}

Cursor utilise le même schéma mcpServers que Claude Desktop. La config projet l'emporte sur la globale.

VS Code → Cline → MCP Servers → Edit
{
  "mcpServers": {
    "harness-skill": {
      "command": "git",
      "args": [
        "clone",
        "https://github.com/revfactory/harness",
        "~/.claude/skills/harness"
      ],
      "_inferred": true
    }
  }
}

Cliquez sur l'icône MCP Servers dans la barre latérale Cline, puis "Edit Configuration".

~/.codeium/windsurf/mcp_config.json
{
  "mcpServers": {
    "harness-skill": {
      "command": "git",
      "args": [
        "clone",
        "https://github.com/revfactory/harness",
        "~/.claude/skills/harness"
      ],
      "_inferred": true
    }
  }
}

Même format que Claude Desktop. Redémarrez Windsurf pour appliquer.

~/.continue/config.json
{
  "mcpServers": [
    {
      "name": "harness-skill",
      "command": "git",
      "args": [
        "clone",
        "https://github.com/revfactory/harness",
        "~/.claude/skills/harness"
      ]
    }
  ]
}

Continue utilise un tableau d'objets serveur plutôt qu'une map.

~/.config/zed/settings.json
{
  "context_servers": {
    "harness-skill": {
      "command": {
        "path": "git",
        "args": [
          "clone",
          "https://github.com/revfactory/harness",
          "~/.claude/skills/harness"
        ]
      }
    }
  }
}

Ajoutez dans context_servers. Zed recharge à chaud à la sauvegarde.

claude mcp add harness-skill -- git clone https://github.com/revfactory/harness ~/.claude/skills/harness

Une seule ligne. Vérifiez avec claude mcp list. Supprimez avec claude mcp remove.

Cas d'usage

Usages concrets : Harness (Meta-skill)

Design an incident-response agent team

👤 Claude Code users ⏱ ~15 min intermediate

Quand l'utiliser : You want multiple agents (triage, comms, scribe) cooperating on real incidents instead of one big system prompt.

Déroulement
  1. Brief
    Tell harness: "incident response, B2B SaaS, 3 specialists please."✓ Copié
    → Harness asks scope questions
  2. Answer
    Define escalation, channels, scribe duties.✓ Copié
    → Spec drafts emerge
  3. Save
    Save specs into /agents/incident/.✓ Copié
    → Reusable team def written

Résultat : Documented multi-agent team you can rerun next incident, not a one-off prompt.

Combinaisons

Associez-le à d'autres MCPs pour un effet X10

harness-skill + filesystem

Save designed teams alongside your project

Combine harness-skill with filesystem: Save designed teams alongside your project✓ Copié

Outils

Ce que ce MCP expose

OutilEntréesQuand appelerCoût
design (see docs) Run the design interview 1 call
review (see docs) Critique an existing team for missing roles or unclear hand-offs 1 call

Coût et limites

Coût d'exécution

Quota d'API
N/A
Tokens par appel
Interview is moderate
Monétaire
Free skill
Astuce
Reuse outputs as-is for next domain; don't redesign from scratch

Sécurité

Permissions, secrets, portée

Portées minimales : fs-read fs-write
Stockage des identifiants : None
Sortie de données : None

Dépannage

Erreurs courantes et correctifs

Output too generic

Provide concrete examples (real past incidents) during the interview

Alternatives

Harness (Meta-skill) vs autres

AlternativeQuand l'utiliserCompromis
Hand-rolled promptsSingle-agent flowDoesn't scale to multi-agent

Plus

Ressources

📖 Lire le README officiel sur GitHub

🐙 Voir les issues ouvertes

🔍 Parcourir les 400+ serveurs MCP et Skills