{
  "value": 0.05,
  "display": "$0.05",
  "unit": "USD / 1M input tokens",
  "cheapest_model": "openai/gpt-5-nano",
  "raw": {
    "top_5_cheapest": [
      {
        "id": "openai/gpt-5-nano",
        "input_per_1m": 0.049999999999999996,
        "output_per_1m": 0.39999999999999997,
        "context": 400000
      },
      {
        "id": "google/gemini-2.0-flash-lite-001",
        "input_per_1m": 0.075,
        "output_per_1m": 0.3,
        "context": 1048576
      },
      {
        "id": "meta-llama/llama-4-scout",
        "input_per_1m": 0.08,
        "output_per_1m": 0.3,
        "context": 10000000
      },
      {
        "id": "deepseek/deepseek-v4-flash",
        "input_per_1m": 0.09999999999999999,
        "output_per_1m": 0.19999999999999998,
        "context": 1048576
      },
      {
        "id": "nvidia/llama-3.3-nemotron-super-49b-v1.5",
        "input_per_1m": 0.09999999999999999,
        "output_per_1m": 0.39999999999999997,
        "context": 131072
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    ],
    "n_qualifying": 98,
    "classification_note": "'Advanced-class' uses id-keyword heuristic on OpenRouter catalog. Not a formal benchmark gate."
  },
  "status": "live",
  "signal_id": "06",
  "timestamp": "2026-05-26T18:02:55.105021+00:00",
  "last_successful_fetch": "2026-05-26T18:02:55.105021+00:00",
  "stale_at": null,
  "source_url": "https://openrouter.ai/api/v1/models",
  "methodology_version": "v1.0",
  "measurement_risk": "MEDIUM",
  "evidence_strength": "MODERATE",
  "why_matters": "Tracks the cheapest published API price for an advanced-class model as a proxy for the commoditization of frontier-level capability. 'Advanced-class' is a keyword heuristic, and listed prices may differ from real-world or native-provider costs.",
  "is_estimate": false,
  "is_extrapolated": false,
  "is_annualized": false,
  "snapshot_hash_full": "sha256:318d9b45c9d4ef0c724773a4b8458d66f2ce22b5e2f56063adb8cc941c8a6bbd",
  "snapshot_hash_short": "318d9b45"
}