{
  "slug": "quillshield",
  "name": "QuillShield",
  "tagline": "QuillAudits' AI auditor and open-source Claude skills",
  "maintainer": "QuillAudits",
  "url": "https://shield.quillai.network",
  "category": "smart-contracts",
  "targets": [
    "Solidity"
  ],
  "approach": "AI audits plus open-source Claude skills using a 'Semantic State Protocol' (behavioral decomposition, threat modeling, adversarial simulation, risk scoring)",
  "license": "Commercial; skills open source",
  "status": "Active",
  "summary": "QuillShield is QuillAudits' AI auditing product for Solidity, complemented by open-source Claude skills that decompose contract behaviour, model threats and simulate adversaries.",
  "details": [
    "Follows the same open-skills pattern as zkSecurity's zk-skills, for EVM."
  ],
  "strengths": [
    "Open skills.",
    "Backed by a human audit firm."
  ],
  "limits": [
    "Solidity only.",
    "Limited public benchmarks."
  ],
  "fit": [
    "Try the skills as a free EVM first pass."
  ],
  "references": [
    [
      "QuillShield",
      "https://shield.quillai.network"
    ],
    [
      "QuillAudits Claude skills",
      "https://www.quillaudits.com/blog/ai-agents/first-version-claude-skills"
    ]
  ],
  "category_name": "Smart-contract AI auditors",
  "page": "https://agentsast.com/tools/quillshield/",
  "updated": "2026-09-13"
}