GPT OSS Safeguard 20B vs GLM 5.3 Flash
openai/gpt-oss-safeguard-20b · z-ai/glm-5.3-flash
As of November 4, 2026, GPT OSS Safeguard 20B is the cheaper API on UberLLM: $0.0001 per million input tokens and $0.0003 per million output, versus $0.0014 / $0.0050 for GLM 5.3 Flash, about 94% 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 GPT OSS Safeguard 20B to cut cost; choose GLM 5.3 Flash when context size wins. GLM 5.3 Flash carries the larger context window (1,048,576 vs 128,000 tokens), which can matter for long-document work.
GPT OSS Safeguard 20B vs GLM 5.3 Flash, side by side
| Spec | GPT OSS Safeguard 20B | GLM 5.3 Flash |
|---|---|---|
| Price · input / 1M | $0.0001 | $0.0014 |
| Price · output / 1M | $0.0003 | $0.0050 |
| Context length | 128,000 | 1,048,576 |
| Max output tokens | 16,000 | 131,072 |
| Input modalities | text | text, image, video |
| Output modalities | text | text |
| Tools / functions | Yes | Yes |
| Vision (image input) | — | Yes |
| Reasoning | — | Yes |
| % off list | 99.9% off | 94.9% off |
| First token, median (7 days) | — | 5.1 s (3,763 requests) |
Best prices on UberLLM right now. No UberLLM fee on requests; adding credit by card costs 5.5% + $0.50. Updated November 4, 2026. A price more than 70% below list is what buyers were billed, not an error. Why so cheap?
GPT OSS Safeguard 20B vs GLM 5.3 Flash — FAQ
Is GPT OSS Safeguard 20B or GLM 5.3 Flash cheaper?
GPT OSS Safeguard 20B is cheaper on a blended token mix, by about 94%. 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 GPT OSS Safeguard 20B and GLM 5.3 Flash?
GPT OSS Safeguard 20B: $0.0001 in / $0.0003 out per 1M tokens. GLM 5.3 Flash: $0.0014 in / $0.0050 out per 1M tokens. That's roughly a 94% blended difference. Prices are live; UberLLM adds no fee.
Can I use both GPT OSS Safeguard 20B and GLM 5.3 Flash 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.