{
 "id": "deepseek/deepseek-v4-pro-0813:batch",
 "slug": "deepseek-deepseek-v4-pro-0813-batch",
 "display": "deepseek: deepseek-v4-pro-0813:batch",
 "listed": false,
 "first_seen": "2026-08-29",
 "last_seen": "2026-09-22",
 "observations": 14,
 "repricings": 1,
 "current": {
  "input": 0.66,
  "output": 1.98,
  "blended": 0.99
 },
 "current_since": "2026-09-17",
 "low": {
  "value": 0.99,
  "date": "2026-09-17"
 },
 "high": {
  "value": 1.98,
  "date": "2026-08-29"
 },
 "at_all_time_low": false,
 "new_low": false,
 "change_points": [
  {
   "date": "2026-08-29",
   "input": 1.32,
   "output": 3.96,
   "blended": 1.98
  },
  {
   "date": "2026-09-17",
   "input": 0.66,
   "output": 1.98,
   "blended": 0.99
  }
 ],
 "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)"
}