{
  "id": 877655,
  "title": "China's Z.ai says new model nears Anthropic's Mythos 5 in cyber-defence tests",
  "url": "https://urgent.news/2026/08/14/chinas-z-ai-says-new-model-nears-anthropics-mythos-5-in-cyber-defence-877655",
  "topic": "ai",
  "section": "AI",
  "published": "2026-08-14T13:28:59.000Z",
  "source": {
    "name": "Dawn",
    "slug": "dawn",
    "url": "https://www.dawn.com/news/2022805/chinas-zai-says-new-model-nears-anthropics-mythos-5-in-cyber-defence-tests"
  },
  "original_language": "en",
  "account": null,
  "summary": "Chinese AI startup Z.ai said on Friday its open-source GLM-5.3 model had neared Anthropic’s restricted Mythos 5 in identifying software vulnerabilities, bolstering the credentials of a Chinese AI challenger gaining traction among Western developers. Z.ai said GLM-5.3 scored 84.5 per cent on CyberGym, a test of whether a model can review code, identify security flaws and confirm that they are…",
  "key_points": [],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 2,
    "also_reported_by": [
      {
        "outlet": "CNA - Business",
        "title": "China's Z.ai says new model nears Anthropic's Mythos 5 in cyber-defence tests",
        "url": "https://urgent.news/2026/08/14/chinas-z-ai-says-new-model-nears-anthropics-mythos-5-in-cyber-defence-878168",
        "published": "2026-08-14T10:45:00.000Z"
      }
    ]
  },
  "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."
}