Support
The homepage links a tech blog and a contact page, along with terms of service and a privacy policy. No help center is mentioned.
Z.ai
Chat assistant that builds sites, writes code and runs long tasks
Beginner
What is Z.ai?
Z.ai is a chat tool that chats assistant that builds sites, writes code and runs long tasks. Z.ai is a web chatbot and agent powered by GLM-5.3-Flash that answers questions, writes code and generates sites, mini games and teaching material from a prompt, with a Deep Think mode for harder tasks.
Z.ai is a web-based AI chatbot and agent built on the GLM-5.3-Flash language model. The homepage opens on a single prompt box with the question "What can I build for you?", which signals that the product is aimed as much at producing finished artifacts as at answering questions. Its own description lists building websites, writing code, handling long-horizon tasks and giving quick answers as the core uses. The interface offers a Deep Think mode for harder problems, and a row of starter categories that shows the kind of output it targets: landing pages, knowledge and teaching material, 3D modeling, mini games and personal blogs. Each category comes with a prompt and a preview image, so a visitor can see what a given instruction produces before writing their own. A note beside the examples states that the output is generated by AI and is for reference only, a reminder to check results before relying on them. In practice, a user types a request, optionally switches on deeper reasoning, and receives either a conversational answer or a generated project such as a page or small game. That makes it useful for developers who want quick scaffolding, educators preparing lesson material, and individuals who need a simple site or blog without starting from a template. Because the starter prompts are visible, newcomers can learn what to ask by adapting an example. Among alternatives, Z.ai sits in the same space as general chat assistants from larger vendors, with a stronger emphasis on building things from a prompt than on open-ended conversation alone. The homepage is sparse on detail: it points to a tech blog, a contact page and legal terms, but it does not state pricing, plan limits, integrations or supported platforms. Buyers who need those specifics will have to confirm them elsewhere before committing to it for regular work.
How do you use Z.ai?
1Open the chat
Go to the Z.ai homepage in a browser, where the prompt box asks what you want built.2Pick a starter category
Choose from landing page, teaching material, 3D modeling, mini game or personal blog to load an example prompt and preview.3Adapt the prompt
Edit the example to describe your own project, including purpose, audience and any content you want included.4Turn on Deep Think
For complex coding or multi-step problems, enable Deep Think before sending the request.5Review and refine
Check the generated result, since output is marked for reference only, then follow up with corrections.
Pros and cons
Pros
- Prompt-to-artifact starters cover landing pages, mini games, 3D modeling and blogsAI
- Deep Think mode is available for harder reasoning problemsAI
- Example prompts with previews show what output to expect before tryingAI
- Handles both quick answers and longer multi-step tasks in one interfaceAI
- Runs in the browser, so no installation is needed to startAI
Cons
- Homepage gives no pricing or plan limits, so costs are unclearAI
- Output is labeled as AI generated and for reference only, so it needs reviewAI
- No integrations or API details are described on the homepageAI
- No documentation or help pages are linked beyond a blog and contact formAI
- Mobile and desktop app availability is not statedAI
How much does Z.ai cost?
Features
Chat assistant powered by GLM-5.3-Flash with a Deep Think mode, code writing, website building and long-horizon task handling. Starter prompts cover landing pages, teaching material, 3D modeling, mini games and personal blogs, each with a preview.
Frequently asked questions about Z.ai
How do you use Z.ai?
The walkthrough on this page covers 5 steps: 1. Open the chat 2. Pick a starter category 3. Adapt the prompt 4. Turn on Deep Think 5. Review and refine.What platforms does Z.ai support?
Z.ai is available on Web App.What are the limitations of Z.ai?
Homepage gives no pricing or plan limits, so costs are unclear. Output is labeled as AI generated and for reference only, so it needs review. No integrations or API details are described on the homepage.
