{
  "readAt": "2026-11-03",
  "source": "https://mytestatlas.com/api/evals/board",
  "note": "A dated copy of the public Atlas Eval board, for the static page and the download. Current generator only; runs drawn with the retired generator 1 are not comparable and stay in the API's earlier board.",
  "suites": {
    "atlas-reasoning-v1": {
      "name": "Atlas Reasoning v1",
      "items": 120,
      "mix": "48 matrix and 32 series figure items, 40 logic items, across 13 rule families",
      "generator": 2,
      "reporting": "self-reported",
      "note": "Every row is a run whose answers were submitted by its caller. Scores are chance-adjusted: guessing scores 0, a perfect paper 100.",
      "runs": []
    },
    "atlas-logic-v1": {
      "name": "Atlas Logic v1",
      "items": 90,
      "mix": "syllogisms, propositional logic and ordering, 30 each",
      "generator": 2,
      "reporting": "self-reported",
      "note": "Every row is a run whose answers were submitted by its caller. Scores are chance-adjusted: guessing scores 0, a perfect paper 100.",
      "runs": []
    }
  }
}