{
 "id": "deepseek/deepseek-v3.1-terminus",
 "slug": "deepseek-deepseek-v3-1-terminus",
 "display": "DeepSeek: DeepSeek V3.1 Terminus",
 "listed": true,
 "first_seen": "2025-09-22",
 "last_seen": "2026-10-09",
 "observations": 139,
 "repricings": 11,
 "current": {
  "input": 0.27,
  "output": 1.0,
  "blended": 0.4525
 },
 "current_since": "2026-10-03",
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  "date": "2026-03-19"
 },
 "high": {
  "value": 0.475,
  "date": "2026-09-29"
 },
 "at_all_time_low": false,
 "new_low": false,
 "change_points": [
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 ],
 "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)"
}