Gemma 3 27B vs GPT-OSS 20B
google/gemma-3-27b-it · openai/gpt-oss-20b
As of October 28, 2026, GPT-OSS 20B is the cheaper API on UberLLM: $0.0002 per million input tokens and $0.0009 per million output, versus $0.0032 / $0.0080 for Gemma 3 27B — about 89% less on a blended 3:1 token mix. Both are reached through one OpenAI-compatible key and routed to the cheapest healthy seller, with no UberLLM fee added, so the price you see is the price you pay. Choose GPT-OSS 20B to cut cost; choose Gemma 3 27B when its capabilities fit your task better.
Gemma 3 27B vs GPT-OSS 20B, side by side
| Spec | Gemma 3 27B | GPT-OSS 20B |
|---|---|---|
| Price · input / 1M | $0.0032 | $0.0002 |
| Price · output / 1M | $0.0080 | $0.0009 |
| Context length | 40,000 | 131,072 |
| Max output tokens | 4,096 | 32,768 |
| Input modalities | text | text |
| Output modalities | text | text |
| Tools / functions | Yes | Yes |
| Cheapest seller | UberLLM | GitBadak |
| % off list | 96% off | 99% off |
Live prices via UberLLM, routed to the cheapest healthy seller. The price shown has no UberLLM fee added. Updated October 28, 2026.
Gemma 3 27B vs GPT-OSS 20B — FAQ
Is Gemma 3 27B or GPT-OSS 20B cheaper?
GPT-OSS 20B is cheaper on a blended token mix, by about 89%. UberLLM routes every request to the cheapest healthy seller and bills the price shown, with no fee added.
What's the price difference between Gemma 3 27B and GPT-OSS 20B?
Gemma 3 27B: $0.0032 in / $0.0080 out per 1M tokens. GPT-OSS 20B: $0.0002 in / $0.0009 out per 1M tokens. That's roughly a 89% blended difference. Prices are live; UberLLM adds no fee.
Can I use both Gemma 3 27B and GPT-OSS 20B 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.