Gen-4 Aleph

{
  "id": "gen4_aleph",
  "object": "model",
  "created": null,
  "owned_by": "runway",
  "name": "Gen-4 Aleph",
  "api": {
    "types": [
      "video"
    ]
  },
  "limits": {
    "context": null,
    "input": null,
    "output": null
  },
  "modalities": {
    "input": [
      "text",
      "image",
      "video"
    ],
    "output": [
      "video"
    ]
  },
  "reasoning": {
    "supported": null,
    "efforts": []
  },
  "pricing": {
    "currency": "USD",
    "unit": "second",
    "input": null,
    "output": 0.15,
    "cache_read": null,
    "cache_write": null
  },
  "features": [],
  "info": {
    "status": "retired",
    "release_date": null,
    "knowledge_cutoff": null,
    "description": "Runway video-to-video editing model; no longer available on Runway Dev since 2026-07-30.",
    "docs": "https://docs.dev.runwayml.com/api-details/api_changelog/",
    "verified_at": "2026-10-11"
  }
}