{
  "id": 5401566,
  "title": "Four major AI models suffer rare overlapping downtime",
  "url": "https://urgent.news/2026/09/03/four-major-ai-models-suffer-rare-overlapping-downtime",
  "topic": "ai",
  "section": "AI",
  "published": "2026-09-03T18:10:19.000Z",
  "source": {
    "name": "Ars Technica",
    "slug": "ars-technica",
    "url": "https://arstechnica.com/ai/2026/09/four-major-ai-models-suffer-rare-overlapping-downtime/"
  },
  "original_language": "en",
  "account": "On Thursday morning, four major AI models experienced a rare and simultaneous set of significant service disruptions. Anthropic first reported a partial outage at 9:23 am Eastern time, affecting Claude Mythos 5.1, Claude Fable 5.1, and Claude Opus 5. The company identified the cause of the error within 15 minutes and reported that a fix had been deployed by 12:16 pm, resolving the issue.\n\nMeanwhile, OpenAI reported elevated errors across ChatGPT and Codex, leading to degraded performance at 10:43 am Eastern time. Mitigation efforts were put in place approximately 30 minutes later, and the issue was marked as resolved by 12:55 pm.",
  "summary": "Service interruptions hit ChatGPT, Claude, Grok, and Gemini practically simultaneously.",
  "key_points": [],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 2,
    "also_reported_by": [
      {
        "outlet": "Slashdot",
        "title": "Four Major AI Models Suffer Rare Overlapping Downtime",
        "url": "https://urgent.news/2026/09/03/four-major-ai-models-suffer-rare-overlapping-downtime-5440031",
        "published": "2026-09-03T23:00:00.000Z"
      }
    ]
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}