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GLM 5.2 is the current model in Z.ai's GLM line, and it is probably the strongest model on this site that most people outside the field have never heard of. The GLM series has built its reputation on two things: coding, and holding together across a long task with several steps in it. On this page it is free, with no account and nothing to sign up for.
Z.ai has aimed the GLM line squarely at the work that looks like a job rather than a question. Not "what is a closure" but "take this file, work out what it does, and rewrite it this way". That kind of task rewards a model that keeps track of what it has already done, and that is where GLM has consistently been better than its reputation in the West would suggest.
Z.ai's own chat and its API both want one, and the API wants a key and a balance on top. There is nothing wrong with that if you are building something. It is a lot of steps if you want to see whether the model is any good.
Here there is no account at any point. The message goes through our server to the model and the answer comes back to this page.
| Z.ai chat | Z.ai API | AIFreeForever GLM 5.2 | |
|---|---|---|---|
| Price | Free tier | Metered per token | Free |
| Account | Required | Required, plus a key | None |
| Message limits | Yes | Quota per key | Unlimited basic chat |
| Region restrictions | Varies | Varies | None |
| Setup | Register | Console, keys, billing | None |
| Model | Reads images | Best at | Weights |
|---|---|---|---|
| GLM 5.2 | No | Code and multi-step tasks | Closed on this page |
| DeepSeek V4 | No | Code and math at length | Open |
| Kimi K2.6 | Yes | Agentic, multi-step tasks | Open |
| Claude Haiku 4.5 | Yes | Writing and editing | Closed |
| GPT 5 | Yes | Hard reasoning, tool use | Closed |
The closest comparison on this site, and there is no general winner. DeepSeek V4 takes far more text at once, which decides it if you need a whole repository in the prompt. GLM tends to be better at carrying out an instruction with several steps without drifting off it. Try the same task on both from the bar; on your particular work one of them will be clearly better and it is not always the one you expect.
Both are built for tasks rather than questions. Kimi reads images and has a large window; GLM is the stronger coder. For an agent-style job involving screenshots, Kimi. For one involving source files, GLM.
GLM is at its best with a task that has an end state. "Refactor this to use async, keep the tests passing, and tell me what you changed" gets a better result than three separate questions.
State the finished condition explicitly. A model that knows what it is aiming for stops in the right place; one that does not keeps going.
On anything long, "list the steps before you start" costs one extra turn and lets you correct the approach before it has written three hundred lines in the wrong direction.
Paste the actual file, including the imports and the ugly bits. A model reasoning about a tidied-up excerpt solves a problem you do not have.
The chat box at the top of this page is already on GLM 5.2.
Describe the whole task and what finished looks like.
Attach a document if it helps. PDF, Word and Excel are read directly. Images are not; for those, pick Gemini 3 or Claude Haiku 4.5 from the bar.
Work through it in the same conversation. It keeps track of what it has already done.
Your message travels over HTTPS through our server to the model. Conversations are not stored and uploaded files are removed at the end of the session. There is no account for any of it to be attached to. Do not paste API keys, passwords or confidential source into any chatbot, this one included.
No. Code that looks correct and is not is the failure mode worth watching for here, because a model that writes confident code invites you to skip reading it. Run it. Read the diff. On facts rather than code, its knowledge has a cutoff and it does not browse, so anything recent needs to be given to it.
Yes. No account, no card, no message cap.
Z.ai, the company behind the GLM series of models.
No. This is the text model; GLM's vision models are a separate line. For images, pick Gemini 3, Claude Haiku 4.5 or GPT-5 Mini from the bar.
No. Use Image mode on this page or the image generators in the menu.
Yes. It is one of the two or three best coding models on this site.
English and Chinese are the strongest, with good coverage of the other major languages.
Yes. PDF, Word and Excel.
No. This is an independent site offering free access to the model.
Give it a job rather than a question. GLM 5.2 is free at the top of this page, no account needed.