Dated comparison: 3 September 2026
| Metric | Gemini 3.8 Flash | GLM-5.3 Flash |
|---|---|---|
| AA Intelligence Index (high) | 59 | Comparable |
| Output speed | ~305 tok/s | Comparable |
| Context window | 1,048,576 | Comparable |
| Modalities | Text, image, audio, video, PDF in; text out | Text in/out |
| Standard input / 1M | $0.75 | Lower |
| Standard output / 1M | $3.75 | Lower |
| Weights | Closed | Open |
| Self-hostable | No | Yes |
| OneInfer availability | No (this reference page) | Yes |
How to choose
Pick GLM-5.3 Flash when procurement requires open weights, self-hosting, data residency control or independent verification of the model. Pick Gemini 3.8 Flash when multimodal input at a 1M context window matters and closed weights are acceptable.
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These figures are transcribed from the 3 September 2026 research snapshot. GLM-5.3 Flash's exact intelligence index in the same evaluator should be verified on the model page before quoting.
Frequently asked questions
How current is this information?
This page uses the verified research snapshot dated 3 September 2026. Verify current access, pricing and benchmark figures before a production decision.
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