GLM 5 vs DeepSeek V4 Pro
A plain comparison: what they do, what they cost and which to pick for your task.
In short
GLM 5 and DeepSeek V4 Pro cost about the same. GLM is quicker for everyday tasks; DeepSeek is stronger in maths and logic.
GLM 5 is cheaper: an answer costs 1.2 times less than with DeepSeek V4 Pro.
Side by side
| GLM 5 | DeepSeek V4 Pro | |
|---|---|---|
| Maker | Zhipu AI (Z.ai), China | DeepSeek, China |
| Type | everyday | everyday |
| Good for | GLM’s flagship: code and hard tasks for little money. | A strong DeepSeek for maths, logic and code at a low price. |
| Official, $ per 1M | $1 / $3.2 | $1.32 / $3.96 |
| Freepay rate | ×0.5 / ×1.6 | ×0.66 / ×1.98 |
| Maker’s subscription | The maker’s paid plans are billed monthly. | DeepSeek has no subscription; its own chat is free but has queues. |
Prices: your text / answer. The “Freepay rate” shows how many balance tokens a model spends per token of its own; Claude Sonnet 5.5 is ×1.
Which to pick for the task
| Task | Better |
|---|---|
| Everyday questions | GLM 5 |
| Maths and logic | DeepSeek V4 Pro |
| Code | DeepSeek V4 Pro |
The best way to choose is to ask both models the same question. On Freepay you do it in one chat, switching the model in the input field.
About GLM 5
GLM’s flagship: code and hard tasks for little money. GLM is made by Zhipu AI, a Chinese company. It is a fast, inexpensive model for everyday tasks and code. More about GLM 5.
About DeepSeek V4 Pro
A strong DeepSeek for maths, logic and code at a low price. DeepSeek is a Chinese model that became famous for nearly matching ChatGPT at a fraction of the price. It is strong in maths, logic and code. More about DeepSeek V4 Pro.
Frequently asked questions
Which is better, GLM 5 or DeepSeek V4 Pro?
GLM 5 and DeepSeek V4 Pro cost about the same. GLM is quicker for everyday tasks; DeepSeek is stronger in maths and logic.
Which is cheaper, GLM 5 or DeepSeek V4 Pro?
GLM 5 is cheaper: an answer costs 1.2 times less than with DeepSeek V4 Pro. Official prices per 1M tokens: GLM 5 $1 / $3.2, DeepSeek V4 Pro $1.32 / $3.96. On Freepay both are 10x cheaper.
Can I use GLM 5 and DeepSeek V4 Pro in one place?
Yes. On Freepay both models are in one chat, you switch them in the input field, and the balance is shared.
Do I need two subscriptions for GLM 5 and DeepSeek V4 Pro?
No. The maker’s site needs an account and its paid plans are billed by card. DeepSeek’s own chat is free but needs an account and is often overloaded at peak hours. On Freepay one key covers both, with no subscription.