{
 "id": "meta-llama/llama-guard-4-12b",
 "slug": "meta-llama-llama-guard-4-12b",
 "display": "Meta: Llama Guard 4 12B",
 "listed": true,
 "first_seen": "2025-05-03",
 "last_seen": "2026-10-09",
 "observations": 176,
 "repricings": 1,
 "current": {
  "input": 0.18,
  "output": 0.18,
  "blended": 0.18
 },
 "current_since": "2025-08-12",
 "low": {
  "value": 0.05,
  "date": "2025-05-03"
 },
 "high": {
  "value": 0.18,
  "date": "2025-08-12"
 },
 "at_all_time_low": false,
 "new_low": false,
 "change_points": [
  {
   "date": "2025-05-03",
   "input": 0.049999999999999996,
   "output": 0.049999999999999996,
   "blended": 0.05
  },
  {
   "date": "2025-08-12",
   "input": 0.18,
   "output": 0.18,
   "blended": 0.18
  }
 ],
 "generated": "2026-10-09T11:30:13+00:00",
 "unit": "USD per 1M tokens; blended = (3 * input + output) / 4",
 "source": "OpenRouter public model listing via Wayback Machine snapshots (2023-07 to 2026-04) and LLMPI daily snapshots (2026-06 onward)"
}