Short answer: GLM 5.3 FlashX is 6.2x cheaper (0.086¢ vs 0.54¢ a chat). GLM 5.3 FlashX ranks higher overall (#19 vs #25). GLM 5.3 FlashX wins at reasoning, maths, writing. GLM 5.3 FlashX is the clear pick: stronger and cheaper.


| Qwen3.8 Max Prime | GLM 5.3 FlashX | |
|---|---|---|
| Cost per chat (NZD) | 0.54¢ | 0.086¢ |
| Chats per NZ$1 | 186 | 1,157 |
| Overall rank | #25 | #19 |
| Vendor | Alibaba | Z.ai |
| Speciality | Reasoning | Reasoning |
| Crowd Elo | no votes | 1012 |
| Reasoning | 6 | 56 |
| Code | 50 | 50 |
| Math | 2 | 52 |
| Writing | 22 | 54 |
| Instruction | 54 | 54 |
Scores are 0 to 100 percentiles blending LMArena, Epoch AI, Artificial Analysis and CrapGPT's own tests. Updated 2026-10-11.
GLM 5.3 FlashX costs 0.086¢ per typical chat versus 0.54¢ for Qwen3.8 Max Prime on CrapGPT (NZD, measured token use).
GLM 5.3 FlashX ranks higher overall on CrapGPT's blended benchmark score. By category: GLM 5.3 FlashX leads at reasoning, maths, writing.
Yes. CrapGPT's card battle sends one prompt to two models and lets you pick the winner, paying only for the two replies.
Battle them yourself Qwen3.8 Max Prime details · GLM 5.3 FlashX details