Z.ai
Free AI Chatbot powered by GLM-4.5
What is Z.ai? Complete Overview
Z.ai is a free AI chatbot powered by the advanced GLM-4.5 language model. It offers users an intelligent conversational experience with capabilities ranging from coding assistance to content creation. The tool solves key pain points by providing instant, accurate responses to queries, automating repetitive tasks, and enhancing productivity for both individuals and professionals. Z.ai is designed for a wide target audience including developers, content creators, researchers, and general users looking for AI-powered assistance in their daily tasks.
Z.ai Interface & Screenshots

Z.ai Official screenshot of the tool interface
What Can Z.ai Do? Key Features
Auto Think
Z.ai's Auto Think feature helps users brainstorm ideas, solve complex problems, and generate creative solutions by leveraging the power of GLM-4.5's reasoning capabilities.
AI Slides
Create professional presentations effortlessly with AI-generated slides that include relevant content, layouts, and design suggestions tailored to your topic.
Full-Stack Development
Get assistance with coding tasks across the full development stack, from front-end to back-end, with accurate code generation and debugging support.
Magic Design
Transform your ideas into visually appealing designs with AI-powered suggestions for graphics, layouts, and color schemes.
Deep Research
Access comprehensive research capabilities that can analyze, summarize, and present information from various sources on complex topics.
Code Writing
Generate clean, functional code snippets in multiple programming languages based on your specifications and requirements.
Best Z.ai Use Cases & Applications
Content Creation
Bloggers and marketers can use Z.ai to generate article drafts, social media posts, and marketing copy quickly, saving hours of writing time.
Programming Assistance
Developers can leverage the chatbot to debug code, generate boilerplate templates, or explain complex programming concepts in simple terms.
Academic Research
Students and researchers can utilize the Deep Research feature to gather and synthesize information from multiple sources for papers and projects.
Business Presentations
Professionals can create polished presentations rapidly using the AI Slides feature, with automatically generated content and design suggestions.
How to Use Z.ai: Step-by-Step Guide
Visit chat.z.ai and either sign in or start using the chatbot immediately without registration for basic features.
Type your query or request in the chat interface. You can ask questions, request content creation, or seek coding help.
For advanced features like Auto Think or Magic Design, select the specific tool from the available options before submitting your request.
Review the AI-generated response and use the built-in editing tools to refine or modify the output as needed.
For API access or enhanced capabilities, consider upgrading to the GLM Coding Plan starting at $3.
Z.ai Pros and Cons: Honest Review
Pros
Considerations
Is Z.ai Worth It? FAQ & Reviews
Yes, Z.ai offers free basic chatbot functionality. For advanced features and API access, there's a paid GLM Coding Plan starting at $3.
Z.ai supports multiple programming languages including Python, JavaScript, Java, C++, and more for code generation and debugging.
The free version has limitations for commercial use. The GLM Coding Plan offers appropriate licensing for commercial applications.
Z.ai differentiates itself with specialized tools like Auto Think and Magic Design, powered by the advanced GLM-4.5 model for more accurate and creative outputs.
Z.ai follows strict privacy policies as outlined in their Terms of Service and Privacy Policy to protect user data and conversations.