DeepSeek: DeepSeek V4.1 Flash 1017 vs Z.ai: GLM 5.3
deepseek vs z-ai
On price, DeepSeek: DeepSeek V4.1 Flash 1017 is cheaper (blended cost is about 0.64× that of Z.ai: GLM 5.3).
On capability, DeepSeek: DeepSeek V4.1 Flash 1017 has the higher intelligence index (45) — better for complex reasoning.
Verdict: pick DeepSeek: DeepSeek V4.1 Flash 1017 on a budget, or DeepSeek: DeepSeek V4.1 Flash 1017 for output quality. Full details below.
Side-by-Side Specs
| Metric | DeepSeek: DeepSeek V4.1 Flash 1017 | Z.ai: GLM 5.3 |
|---|---|---|
| Input /1M | $0.15 | $0.08 |
| Output /1M | $0.60 | $1.40 |
| Blended (3:1) | $0.26 | $0.41 |
| Context | 1.0M | 1.0M |
| Intelligence | 45 | 45 |
| Coding | — | 75 |
| Math | — | — |
| Speed | 186 tok/s | 69 tok/s |
| CPS Grade | A | S |
FAQ
Which is cheaper, DeepSeek: DeepSeek V4.1 Flash 1017 or Z.ai: GLM 5.3?
On price, DeepSeek: DeepSeek V4.1 Flash 1017 is cheaper (blended cost is about 0.64× that of Z.ai: GLM 5.3). DeepSeek: DeepSeek V4.1 Flash 1017: $0.15 in / $0.6 out; Z.ai: GLM 5.3: $0.079 in / $1.4 out (per 1M tokens).
Which is smarter, DeepSeek: DeepSeek V4.1 Flash 1017 or Z.ai: GLM 5.3?
On capability, DeepSeek: DeepSeek V4.1 Flash 1017 has the higher intelligence index (45) — better for complex reasoning. Coding index: DeepSeek: DeepSeek V4.1 Flash 1017 — vs Z.ai: GLM 5.3 75.
Which one should I choose?
Verdict: pick DeepSeek: DeepSeek V4.1 Flash 1017 on a budget, or DeepSeek: DeepSeek V4.1 Flash 1017 for output quality. Full details below.