{
  "id": 6327399,
  "title": "Open Models Are Everywhere. But What Is an Open Stack?",
  "url": "https://urgent.news/2026/09/08/open-models-are-everywhere-but-what-is-an-open-stack",
  "topic": "tech",
  "section": "Tech",
  "published": "2026-09-08T21:01:55.000Z",
  "source": {
    "name": "Dev.to",
    "slug": "dev-to",
    "url": "https://dev.to/rijultp/open-models-are-everywhere-but-what-is-an-open-stack-1pd3"
  },
  "original_language": "en",
  "account": "Rijul is constructing LiveReview, an AI code review system designed for critical business applications. Interested individuals can support the project, try it out, and provide feedback to enhance the product. Open-weight models are becoming increasingly common. These models provide their weights, allowing users to download and run them on their own machines or infrastructure. Open-weight models include Llama, Mistral, Gemma, and Qwen.\n\nOpen stack refers to the entire process of creating a model, going beyond just the final weights. This includes details about the training data, preprocessing, model training, evaluation, inference, and deployment. However, open stack is not a standardized category; rather, it represents varying degrees of openness throughout the model development pipeline. Some projects, such as OLMo by Ai2 and BLOOM by BigScience, provide a more comprehensive view of the model development process, including training data, code, evaluation, and tools for running and deploying the model.",
  "summary": "Hello, I'm Rijul, and I'm building LiveReview — a blast-radius aware AI code review built for your business-critical systems. Star us to help devs discover the project, give it a try, and share your feedback to help improve the product. You may have downloaded open models , or at least heard of them. These are models whose weights are made available for others to download and run on their own…",
  "key_points": [
    "Open models provide weights for user download and local use.",
    "Open stack encompasses entire model development pipeline.",
    "Projects like OLMo and BLOOM offer comprehensive openness."
  ],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "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."
}