Leaderboard¶

The fleet leaderboard is visible in the OpenCastor client app under Fleet → Leaderboard.

What's shown¶

Search progress bar — explored configs vs 263,424 total (live from /api/research/status)
Current champion — candidate ID, OHB-1 score, hardware profile, contributor robots
Per-robot credits — RRN, eval count, credit share %, champion flag

API¶

GET /api/leaderboard
GET /api/research/contributors

/api/research/contributors:

{
  "champion": {
    "candidate_id": "lower_cost",
    "score": 0.6541,
    "contributors": ["RRN-000000000001", "RRN-000000000005"]
  },
  "per_robot": [
    {
      "rrn": "RRN-000000000001",
      "eval_count": 374,
      "credit_share_pct": 85.6,
      "is_champion": true
    },
    {
      "rrn": "RRN-000000000005",
      "eval_count": 63,
      "credit_share_pct": 14.4,
      "is_champion": true
    }
  ],
  "explored_pct": 0.17,
  "search_space_size": 263424
}

Privacy¶

Community runs — public, appear on leaderboard, credit-eligible
Personal runs — private, not shown, no credits

Your RRN is shown on the leaderboard (not your name or email).