{
  "id": 19600,
  "url": "https://thenewstack.io/glm-5-3-post-training-coding",
  "title": "GLM-5.3 didn’t change the base model — where did its coding gains come from?",
  "summary": "Z.ai released GLM-5.3 on Friday, a coding and agent model built from the same base model as GLM-5.2. Developers can The post GLM-5.3 didn’t change the base model — where did its coding gains come from? appeared first on The New Stack .",
  "authors": "Amanda Caswell",
  "category": "news",
  "topics": "agents-autonomy",
  "orgs": null,
  "regions": null,
  "published_at": "2026-08-14T15:20:24.000Z",
  "fetched_at": "2026-08-15T05:10:17.122Z",
  "source_slug": "x-the-new-stack-ai",
  "source_name": "The New Stack AI",
  "source_homepage": "https://thenewstack.io/ai/",
  "ethics_ai_record_url": "https://ethics.ai/record/19600",
  "original_url": "https://thenewstack.io/glm-5-3-post-training-coding",
  "evidence_status": "source-only",
  "attribution": "via ethics.ai"
}