Pyyan / Compare / GLM-5.3 vs DeepSeek V4 Flash Vision Exp
GLM-5.3 vs DeepSeek V4 Flash Vision Exp
2 of 5Open-Weight Models · verified 13 Sept 2026
GLM-5.3Zhipu AIcurrentDeepSeek V4 Flash Vision ExpDeepSeekdeprecated
| Specification | GLM-5.3 | DeepSeek V4 Flash Vision Exp |
|---|---|---|
| Summary | Post-trained from the GLM-5.2 base, with the weights following two weeks later. | Experimental, says so in the name, and shipped anyway. |
| Context | 1M | 128K |
| Input ($/Mtok) | $1.4 | $0.44 |
| Output ($/Mtok) | $4.4 | $1.32 |
| Licence | Open weights | Open weights |
| Max output | 32K | 32K |
| Parameters | Not published | Not published |
| Released | 14 Aug 2026, weights 27 Aug | 21 Aug 2026 |
| Model ID | zai-org/GLM-5.3 | deepseek-ai/DeepSeek-V4-Flash-Vision-Exp |
| Category | Open-Weight Models | Open-Weight Models |
| Official | — | — |
Highlighted rows are where these differ.
GLM-5.3
- Post-trained from the GLM-5.2 base rather than trained from scratch
- $1.40 in and $4.40 out per million tokens, with a 1M token window
- Announced 14 August, weights published 27 August
Best for the full-size open flagship.
DeepSeek V4 Flash Vision Exp
- Retired 10 September 2026: requests now route to DeepSeek V4.1 Flash
- Was DeepSeek's first Flash tier with image input
Best for cheap multimodal trials.