Atria Dawn Preview vs GLM-5.3 Flash: Specs & Benchmark Comparison
Atria Dawn Preview is developed by Shanghai AI Laboratory, while GLM-5.3 Flash comes from Zhipu AI. GLM-5.3 Flash was released in August 2026, and Atria Dawn Preview followed a month later in September 2026. Atria Dawn Preview is the larger model at roughly 744 billion parameters, against 320 billion for GLM-5.3 Flash.
The two models share 3 published benchmarks. GLM-5.3 Flash leads on 2 of them, Atria Dawn Preview on 1. The widest gaps are on GDPval-AA, where GLM-5.3 Flash scores 59.1% against 52.8%; Terminal-Bench 2.1, where GLM-5.3 Flash scores 84.3% against 78.3%. Averaged across everything we track, Atria Dawn Preview sits at 72.7% and GLM-5.3 Flash at 64.1%.
GLM-5.3 Flash is available through an API at $0.15 per million input tokens with a 1M-token context window. We do not track a hosted API for Atria Dawn Preview, so pricing and context cannot be compared directly.
| Characteristic | Atria Dawn Preview | GLM-5.3 Flash |
|---|---|---|
| Company | Shanghai AI Laboratory | Zhipu AI |
| Release Date | September 11, 2026 | August 26, 2026 |
| Parameters | 744B | 320B |
| Multimodal | No | Yes |
| Context (input) | — | 1.0M |
| Context (output) | — | 131K |
| Input Price / 1M | — | $0.15 |
| Output Price / 1M | — | $0.50 |
| Average Score | 72.7% | 64.1% |
| Benchmarks | ||
| GDPval-AA | 52.8% | 59.1% |
| Terminal-Bench 2.1 | 78.3% | 84.3% |
| AutomationBench | 53.8% | 48.8% |
Visual Benchmark Comparison
Verdict
Atria Dawn Preview leads in 1 out of 2 comparison categories.
Both models show comparable average scores: Atria Dawn Preview — 0.7, GLM-5.3 Flash — 0.6.
Atria Dawn Preview is newer: released 9/11/2026 vs 8/26/2026.
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Frequently Asked Questions
Which is better for coding — Atria Dawn Preview or GLM-5.3 Flash?
Which model is cheaper — Atria Dawn Preview or GLM-5.3 Flash?
Which has a larger context window — Atria Dawn Preview or GLM-5.3 Flash?
The Atria Dawn Preview and GLM-5.3 Flash comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Atria Dawn Preview or GLM-5.3 Flash page. See also the complete list of AI model comparisons.