Short answer: GLM 5.3 Flash is 5.5x cheaper (0.040¢ vs 0.22¢ a chat). GPT-6 Sol ranks higher overall (#7 vs #10). GPT-6 Sol wins at reasoning, coding, maths, writing. GLM 5.3 Flash wins at following instructions, agentic tasks. Pick GLM 5.3 Flash for everyday use and GPT-6 Sol when quality matters most.


| GPT-6 Sol | GLM 5.3 Flash | |
|---|---|---|
| Cost per chat (NZD) | 0.22¢ | 0.040¢ |
| Chats per NZ$1 | 454 | 2,505 |
| Overall rank | #7 | #10 |
| Vendor | OpenAI | Z.ai |
| Speciality | Code | Reasoning |
| Crowd Elo | no votes | 1012 |
| Reasoning | 84 | 73 |
| Code | 81 | 70 |
| Math | 78 | 52 |
| Writing | 66 | 56 |
| Instruction | 66 | 78 |
| Agentic | 73 | 77 |
Scores are 0 to 100 percentiles blending LMArena, Epoch AI, Artificial Analysis and CrapGPT's own tests. Updated 2026-10-11.
GLM 5.3 Flash costs 0.040¢ per typical chat versus 0.22¢ for GPT-6 Sol on CrapGPT (NZD, measured token use).
GPT-6 Sol ranks higher overall on CrapGPT's blended benchmark score. By category: GPT-6 Sol leads at reasoning, coding, maths, writing; GLM 5.3 Flash leads at following instructions, agentic tasks.
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 GPT-6 Sol details · GLM 5.3 Flash details