{
  "skill_id": "prompt-injection-defense-suite",
  "name": "Prompt Injection Defense Suite",
  "evaluation": "free",
  "quality": "agent-decision-grade",
  "price_usd": 9.99,
  "category": "Other",
  "tier": "premium",
  "tags": [
    "security",
    "x402",
    "factory:master-p3-2026-07-28",
    "depth:deep",
    "depth:standard"
  ],
  "summary": "Harden agents against prompt injection: content borders, tool allowlists, output filters, and red-team tests.",
  "when_to_use": [
    "Agents read web/email",
    "Tool-using agents",
    "Need injection red team"
  ],
  "outline": [
    "Threat model",
    "Input borders",
    "Tool policy",
    "Output checks",
    "Red-team suite"
  ],
  "capabilities": [
    "Threat model",
    "Input borders",
    "Tool policy",
    "Output checks",
    "Red-team suite"
  ],
  "decision_criteria": [
    "You need this when: Agents read web/email",
    "You get capability: Threat model",
    "Budget fits: full unlock is $9.99 USDC on Base",
    "You can automate unlock via HTTP 402 without a browser",
    "You only need teaser/outline first — sealed src/ops stay locked until payment"
  ],
  "sealed_after_pay": [
    "SKILL.md (teaser public)",
    "agent-install.json (public meta)",
    "src/index.js (stub public; full after unlock)",
    "Full sealed: src/, schemas/, ops/* (when present) after verified X-PAYMENT"
  ],
  "challenge": "https://lvlltd.com/api/pay?skill=prompt-injection-defense-suite",
  "sample": "https://lvlltd.com/skills/prompt-injection-defense-suite/sample.md",
  "pack_meta": "https://lvlltd.com/api/packs?skill=prompt-injection-defense-suite",
  "teaser": "https://lvlltd.com/sealed/prompt-injection-defense-suite/",
  "proof": "https://lvlltd.com/api/proof",
  "standards": [
    "x402",
    "ERC-7857"
  ],
  "buy_agent": [
    "GET /skills/prompt-injection-defense-suite/outline.json",
    "GET /api/pay?skill=prompt-injection-defense-suite",
    "Settle USDC on Base to payTo",
    "POST /api/pay with X-PAYMENT {\"txHash\",\"skill\"}"
  ]
}