{
 "ledger": {
  "title": "Claim Ledger: Skills Are Package Management for Your AI",
  "url": "https://durabilitycurve.com/claims/skills-are-package-management-for-your-ai/",
  "essay": {
   "title": "Skills Are Package Management for Your AI",
   "url": "https://durabilitycurve.com/blog/skills-are-package-management-for-your-ai/",
   "published": "2026-06-07"
  },
  "last_checked": "2026-10-02",
  "format": "current",
  "counts": {
   "claims": 8,
   "by_status": {
    "VERIFIED": 8
   },
   "verified_at_primary": 8,
   "removed": 0
  },
  "license": "https://creativecommons.org/licenses/by/4.0/",
  "attribution": "The Durability Curve (Harry Floyd), https://durabilitycurve.com/claims/skills-are-package-management-for-your-ai/"
 },
 "rows": [
  {
   "id": "S1",
   "url": "https://durabilitycurve.com/claims/skills-are-package-management-for-your-ai/#c-S1",
   "status": "VERIFIED",
   "status_label": "Verified",
   "removed": false,
   "claim": "SkillsMP's live index contained 3,337,075 collected public SKILL.md files on 2 October 2026",
   "quote": "3,337,075 Collected SKILL.md files",
   "removal_reason": "",
   "source": "SkillsMP, Agent Skills Marketplace",
   "source_url": "https://skillsmp.com/",
   "locator": "homepage hero count",
   "date_read": "2026-10-02"
  },
  {
   "id": "S2",
   "url": "https://durabilitycurve.com/claims/skills-are-package-management-for-your-ai/#c-S2",
   "status": "VERIFIED",
   "status_label": "Verified",
   "removed": false,
   "claim": "Anthropic published Agent Skills as an open standard intended for cross-platform portability",
   "quote": "We've published Agent Skills as an open standard for cross-platform portability.",
   "removal_reason": "",
   "source": "Anthropic, Equipping agents for the real world with Agent Skills",
   "source_url": "https://www.anthropic.com/engineering/equipping-agents-for-the-real-world-with-agent-skills",
   "locator": "18 December 2025 update",
   "date_read": "2026-10-02"
  },
  {
   "id": "S3",
   "url": "https://durabilitycurve.com/claims/skills-are-package-management-for-your-ai/#c-S3",
   "status": "VERIFIED",
   "status_label": "Verified",
   "removed": false,
   "claim": "The Agent Skills format uses SKILL.md instructions that an agent loads when a task matches the skill description",
   "quote": "When a task matches a skill’s description, the agent reads the full SKILL.md instructions into context.",
   "removal_reason": "",
   "source": "Agent Skills, Overview",
   "source_url": "https://agentskills.io/home",
   "locator": "How do Agent Skills work? — Activation",
   "date_read": "2026-10-02"
  },
  {
   "id": "S4",
   "url": "https://durabilitycurve.com/claims/skills-are-package-management-for-your-ai/#c-S4",
   "status": "VERIFIED",
   "status_label": "Verified",
   "removed": false,
   "claim": "Agent Skills are supported across a broad set of AI tools and agentic clients",
   "quote": "Agent Skills are supported by a large number of AI tools and agentic clients",
   "removal_reason": "",
   "source": "Agent Skills, Overview and official Client Showcase registry",
   "source_url": "https://agentskills.io/home",
   "locator": "Where can I use Agent Skills?; linked client registry counted 46 entries on 2026-10-02",
   "date_read": "2026-10-02"
  },
  {
   "id": "S5",
   "url": "https://durabilitycurve.com/claims/skills-are-package-management-for-your-ai/#c-S5",
   "status": "VERIFIED",
   "status_label": "Verified",
   "removed": false,
   "claim": "Recent security research frames third-party agent skills as a software-supply-chain risk because developers may install and execute them with implicit trust",
   "quote": "developers install and execute third-party skills with implicit trust and no formal analysis",
   "removal_reason": "",
   "source": "Bhardwaj, Formal Analysis and Supply Chain Security for Agentic AI Skills, arXiv:2603.00195v2",
   "source_url": "https://arxiv.org/html/2603.00195v2",
   "locator": "§1 Introduction, lines 205–206",
   "date_read": "2026-10-02"
  },
  {
   "id": "S6",
   "url": "https://durabilitycurve.com/claims/skills-are-package-management-for-your-ai/#c-S6",
   "status": "VERIFIED",
   "status_label": "Verified",
   "removed": false,
   "claim": "The same paper defines an Agent Skill Bill of Materials using CycloneDX and records identity/version/hash, capabilities, dependencies, trust metadata and vulnerability status",
   "quote": "An ASBOM is a CycloneDX 1.6-compatible document that records",
   "removal_reason": "",
   "source": "Bhardwaj, Formal Analysis and Supply Chain Security for Agentic AI Skills, arXiv:2603.00195v2",
   "source_url": "https://arxiv.org/html/2603.00195v2",
   "locator": "§6.6, Definition 6.8, lines 965–989",
   "date_read": "2026-10-02"
  },
  {
   "id": "S7",
   "url": "https://durabilitycurve.com/claims/skills-are-package-management-for-your-ai/#c-S7",
   "status": "VERIFIED",
   "status_label": "Verified",
   "removed": false,
   "claim": "SkillsBench's current release reports that curated Skills raise mean resolution rate from 33.9% to 50.5%, a 16.6-point lift, across the 18-configuration paper aggregate",
   "quote": "In the 18-configuration paper aggregate … The mean resolution rate rises from 33.9% to 50.5% (+16.6 points",
   "removal_reason": "",
   "source": "SkillsBench 1.1: Agent Skills Benchmark Release",
   "source_url": "https://www.skillsbench.ai/blogs/skillsbench-1-1",
   "locator": "Results",
   "date_read": "2026-10-02"
  },
  {
   "id": "S8",
   "url": "https://durabilitycurve.com/claims/skills-are-package-management-for-your-ai/#c-S8",
   "status": "VERIFIED",
   "status_label": "Verified",
   "removed": false,
   "claim": "On SkillsBench's three dedicated self-generated-Skills configurations, self-generated Skills underperformed the no-Skills baseline by 8.1 to 11.5 points",
   "quote": "Self-generated Skills change resolution rate by −8.1 points for Claude Code + Opus 4.7, −11.3 points for Codex + GPT-5.5, and −11.5 points",
   "removal_reason": "",
   "source": "SkillsBench 1.1: Agent Skills Benchmark Release",
   "source_url": "https://www.skillsbench.ai/blogs/skillsbench-1-1",
   "locator": "Self-Generated Vs. Curated Skills",
   "date_read": "2026-10-02"
  }
 ]
}