{
  "slug": "lighthouse-adds-a-default-webdx-baseline-compatibility-audit-2f69cbf0b4a8",
  "title": "Lighthouse adds a default WebDX Baseline compatibility audit",
  "tools": [
    "lighthouse"
  ],
  "tags": [
    "agent"
  ],
  "introduced_at": "2026-04-07T16:47:50.000Z",
  "announced_at": "2026-04-07T16:47:50.000Z",
  "effective_at": null,
  "date_basis": "source-publication",
  "status": "unknown",
  "how": {
    "incantation": "When auditing a page with Lighthouse v13.1.0, use the default configuration to run the Baseline audit. Review the report’s feature status icons and version descriptions; the audit reads WebDX feature usage trace events.",
    "examples": [
      "lighthouse <URL>"
    ],
    "gotchas": [
      "Version: v13.1.0",
      "<URL> (required): Page URL to audit."
    ]
  },
  "why_it_matters": "Check a page’s WebDX Baseline compatibility while auditing its behavior in Lighthouse.",
  "sources": [
    "https://github.com/GoogleChrome/lighthouse/releases/tag/v13.1.0",
    "https://github.com/GoogleChrome/lighthouse/pull/16904",
    "https://github.com/GoogleChrome/lighthouse/pull/16927",
    "https://github.com/GoogleChrome/lighthouse/pull/16937",
    "https://github.com/GoogleChrome/lighthouse/pull/16910",
    "https://github.com/GoogleChrome/lighthouse/pull/16899",
    "https://github.com/GoogleChrome/lighthouse/blob/v13.1.0/core/config/default-config.js",
    "https://github.com/GoogleChrome/lighthouse/blob/v13.1.0/docs/readme.md"
  ],
  "rank": 0.9705,
  "judge": {
    "publish": true,
    "judge_model": "codex-cli/gpt-6-luna+typesafe/jev-1.13.0",
    "prompt_version": "extract-v7+enrich-v2+judge-v2x3+jev-publish-v1"
  },
  "review_state": "approved",
  "provenance": {
    "run_id": "wave2b-20261017",
    "verdict_id": "wave2b-20261017:wave2b-20261017-e948f2243432a66b-0:gate",
    "evidence_hash": "f470504829dd79cf1cb0b06393c7d21fadd638afa826de5fbd61b5579b202efd"
  },
  "review": {
    "draft_hash": "7bd3f74b224f1b7d3fc522d53d97adbc650ef0698c72619a1fc2d16afd76362b",
    "reviewer": "publication-gate",
    "reviewed_at": "2026-10-07T00:00:00.000Z",
    "decision": "wave2b-20261017:gate",
    "reason": "3 of 3 judge runs approved with p_yes >= 0.9 (mean 0.97 >= 0.9; 2 needed) and Jev gave 0.70 (>= 0.6 needed)."
  }
}