Qwen: Qwen3.8 Max (0902) vs Z.ai: GLM 5.3 FlashX
qwen/qwen3.8-max-0902 · z-ai/glm-5.3-flashx
As of November 1, 2026, Qwen: Qwen3.8 Max (0902) is the cheaper API on UberLLM: $0.0021 per million input tokens and $0.0063 per million output, versus $0.1295 / $0.4375 for Z.ai: GLM 5.3 FlashX, about 99% less when output is 3 tokens for every input token. These are the best prices on the market right now. Both work with one OpenAI-compatible key and UberLLM adds no fee. Choose Qwen: Qwen3.8 Max (0902) to cut cost; choose Z.ai: GLM 5.3 FlashX when context size wins. Z.ai: GLM 5.3 FlashX carries the larger context window (1,048,576 vs 1,000,000 tokens), which can matter for long-document work.
Qwen: Qwen3.8 Max (0902) vs Z.ai: GLM 5.3 FlashX, side by side
| Spec | Qwen: Qwen3.8 Max (0902) | Z.ai: GLM 5.3 FlashX |
|---|---|---|
| Price · input / 1M | $0.0021 | $0.1295 |
| Price · output / 1M | $0.0063 | $0.4375 |
| Context length | 1,000,000 | 1,048,576 |
| Max output tokens | 131,072 | 131,072 |
| Input modalities | text, image, video | text, image, video |
| Output modalities | text | text |
| Tools / functions | Yes | Yes |
| Vision (image input) | Yes | Yes |
| Reasoning | Yes | Yes |
| % off list | 99.9% off | 65% off |
Best prices on UberLLM right now. No UberLLM fee on requests; adding credit by card costs 5.5% + $0.50. Updated November 1, 2026. A price more than 70% below list is what buyers were billed, not an error. Why so cheap?
Qwen: Qwen3.8 Max (0902) vs Z.ai: GLM 5.3 FlashX — FAQ
Is Qwen: Qwen3.8 Max (0902) or Z.ai: GLM 5.3 FlashX cheaper?
Qwen: Qwen3.8 Max (0902) is cheaper on a blended token mix, by about 99%. A request costs what its provider charged, UberLLM adds no fee, and every request is listed with its cost in Activity.
What's the price difference between Qwen: Qwen3.8 Max (0902) and Z.ai: GLM 5.3 FlashX?
Qwen: Qwen3.8 Max (0902): $0.0021 in / $0.0063 out per 1M tokens. Z.ai: GLM 5.3 FlashX: $0.1295 in / $0.4375 out per 1M tokens. That's roughly a 99% blended difference. Prices are live; UberLLM adds no fee.
Can I use both Qwen: Qwen3.8 Max (0902) and Z.ai: GLM 5.3 FlashX with one API?
Yes. Both are served through a single OpenAI-compatible endpoint — set the base URL to https://api.uberllm.dev/v1 and your UberLLM key, then switch between them by changing the model id. Anthropic SDKs work via https://api.uberllm.dev/v1/messages.