OpenAI: gpt-oss-20b (free)
openai/gpt-oss-20b:free
gpt-oss-20b is an open-weight 21B parameter model released by OpenAI under the Apache 2.0 license. It uses a Mixture-of-Experts (MoE) architecture with 3.6B active parameters per forward pass, optimized for...
Prompt $/1M
free
Completion $/1M
free
Context
131,072 tok
Best provider
23 tok/s · Darkbloom
Specs
- Model id
- openai/gpt-oss-20b:free
- Display name
- OpenAI: gpt-oss-20b (free)
- Modality
- text->text
- Tokenizer
- GPT
- Instruct type
- —
- Context length
- 131,072
- Max completion
- 32,768
- Prompt $/1M
- free
- Completion $/1M
- free
- Free tier
- yes
Capabilities
- Function callingno
- JSON modeno
- System promptno
- Visionno
- Moderatedno
Benchmark scores
Each axis is one benchmark, normalized to the best model in the field.
No benchmark data for this model.
Speed by provider
| Provider | tok/s |
|---|---|
| Darkbloomfastest | 23 |
| OpenInference | 18 |
| openaifastest | — |