{
  "slug": "verifiability.graded",
  "title": "Servers graded for verifiability",
  "grade": "observed",
  "unit": "count",
  "value": 5807,
  "as_of": "2026-08-14",
  "sql": "SELECT COUNT(*) FROM (SELECT va.server AS server, va.grade AS grade FROM verifiability_assessments va WHERE va.assessed_at = (SELECT MAX(v2.assessed_at) FROM verifiability_assessments v2 WHERE v2.server = va.server))",
  "note": "Servers whose stored tool descriptions could be graded on the V0-V3W ladder (latest grade per server; provisional rule-based grades included).",
  "history": [
    {
      "period": "2026-08-15",
      "value": 5807.0
    }
  ]
}