GLM-5.3 Flash vs Qwen3.8 Flash Next: Specs & Benchmark Comparison
| Characteristic | GLM-5.3 Flash | Qwen3.8 Flash Next |
|---|---|---|
| Company | Zhipu AI | Alibaba |
| Release Date | August 26, 2026 | August 26, 2026 |
| Parameters | 320B | 180B |
| Multimodal | Yes | Yes |
| Context (input) | 1.0M | 1.0M |
| Context (output) | 131K | 66K |
| Input Price / 1M | $0.15 | $0.16 |
| Output Price / 1M | $0.50 | $0.47 |
| Average Score | 0.6 | 0.7 |
| Benchmarks | ||
| Agents' Last Exam | 0.3 | 0.5 |
| HLE w/ Tools | 0.6 | 0.4 |
| Toolathlon Verified | 0.8 | 0.7 |
| DeepSWE 1.1 | 0.6 | 0.6 |
Visual Benchmark Comparison
GLM-5.3 Flash
Qwen3.8 Flash Next
Agents' Last Exam0.3 vs 0.5
0.3
0.5
HLE w/ Tools0.6 vs 0.4
0.6
0.4
Toolathlon Verified0.8 vs 0.7
0.8
0.7
DeepSWE 1.10.6 vs 0.6
0.6
0.6
Verdict
Qwen3.8 Flash Next leads in 1 out of 4 comparison categories.
Overall Performance
Both models show comparable average scores: GLM-5.3 Flash — 0.6, Qwen3.8 Flash Next — 0.7.
API Cost
Qwen3.8 Flash Next is 1.0x cheaper: input $0.16/1M vs $0.15/1M tokens.
Context Window
Same context size: 1M tokens.
Recency
Both models were released around the same time: 8/26/2026 and 8/26/2026.
More About These Models
Related Comparisons
Frequently Asked Questions
Which is better for coding — GLM-5.3 Flash or Qwen3.8 Flash Next?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — GLM-5.3 Flash or Qwen3.8 Flash Next?
GLM-5.3 Flash is cheaper for input: $0.15 per 1M tokens vs $0.16.
Which has a larger context window — GLM-5.3 Flash or Qwen3.8 Flash Next?
GLM-5.3 Flash supports a larger context: 1,048,576 tokens vs 1,048,576.
The GLM-5.3 Flash and Qwen3.8 Flash Next comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the GLM-5.3 Flash or Qwen3.8 Flash Next page. See also the complete list of AI model comparisons.