OpenAI/ GPT
GPT OSS 20B
openai/gpt/oss-20b
Open GPT reasoning model for self-hosted agents and controllable deployments
Released
2025-08-05
Context window
131K
Max output
33K
Weights
Open weight
Modalities
Input
Text
Output
Text
Identity
- Version
- gpt-oss-20b
- Knowledge cutoff
- 2024-06-30
- Aliases
- GPT OSS 20B
Resources
Providers
| Provider | Provider model ID | Protocol | Context | Max output | Input | Output | Capabilities | Notes | Pricing | Streaming |
|---|---|---|---|---|---|---|---|---|---|---|
| Weights & Biases | openai/gpt-oss-20b | openai_chat | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | - | input $0.03/M · cache read $0.03/M output $0.13/M | Yes |
| Nvidia | openai/gpt-oss-20b | custom | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | - | input $0/M output $0/M | Yes |
| NanoGPT | openai/gpt-oss-20b | openai_chat | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | - | input $0.2/M output $0.3/M | Yes |
| FastRouter | openai/gpt-oss-20b | openai_chat | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | - | input $0.05/M output $0.2/M | Yes |
| QVAC | gpt-oss-20b | openai_chat | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | - | input $0/M output $0/M | Yes |
| LLM Gateway | gpt-oss-20b | openai_chat | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | - | input $0.04/M output $0.15/M | Yes |
| Kenari | gpt-oss-20b | openai_chat | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | - | input $0/M output $0/M | Yes |
| Cloudflare Workers AI | @cf/openai/gpt-oss-20b | custom | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | - | input $0.2/M output $0.3/M | Yes |
| Helicone | gpt-oss-20b | openai_chat | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | - | input $0.05/M output $0.2/M | Yes |
| Neon | gpt-oss-20b | openai_chat | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | - | input $0.05/M output $0.2/M | Yes |
| FrogBot | gpt-oss-20b | openai_chat | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | - | input $0.07/M output $0.2/M | Yes |
| Regolo AI | gpt-oss-20b | openai_chat | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | - | input $0.4/M output $1.8/M | Yes |
| Pioneer | openai/gpt-oss-20b | openai_chat | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | Interleaved output | input $0.07/M · cache read $0.035/M output $0.3/M · cache write $0.07/M | Yes |
| SiliconFlow | openai/gpt-oss-20b | openai_chat | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | - | input $0.04/M output $0.18/M | Yes |
| Together AI | openai/gpt-oss-20b | openai_chat | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | - | input $0.05/M output $0.2/M | Yes |
| LMStudio | openai/gpt-oss-20b | openai_chat | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | - | input $0/M output $0/M | Yes |
| OVHcloud AI Endpoints | gpt-oss-20b | openai_chat | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | - | input $0.05/M output $0.18/M | Yes |
| IO.NET | openai/gpt-oss-20b | openai_chat | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | - | input $0.03/M · cache read $0.015/M output $0.14/M · cache write $0.06/M | Yes |
| Groq | openai/gpt-oss-20b | openai_chat | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | - | input $0.075/M · cache read $0.0375/M output $0.3/M | Yes |
| Kilo Gateway | openai/gpt-oss-20b | openai_chat | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | - | input $0.03/M · cache read $0.03/M output $0.13/M | Yes |
| Merge Gateway | openai/gpt-oss-20b | openai_chat | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | - | input $0.04/M · cache read $0.02/M output $0.2/M | Yes |
| Vercel AI Gateway | openai/gpt-oss-20b | openai_chat | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | - | input $0.05/M output $0.2/M | Yes |
| NovitaAI | openai/gpt-oss-20b | openai_chat | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | - | input $0.04/M output $0.15/M | Yes |
| OpenRouter | openai/gpt-oss-20b | openai_chat | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | Default reasoning: medium, Hugging Face: openai/gpt-oss-20b | input $0.03/M · cache read $0.03/M output $0.13/M | Yes |
| OpenRouter | openai/gpt-oss-20b:free | openai_chat | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | Default reasoning: medium, Hugging Face: openai/gpt-oss-20b | input $0/M output $0/M | Yes |
| Hugging Face | openai/gpt-oss-20b | openai_chat | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | - | input $0.1/M output $0.5/M | Yes |
| STACKIT | openai/gpt-oss-20b | openai_chat | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | - | input $0.18/M output $0.29/M | Yes |
| Deep Infra | openai/gpt-oss-20b | openai_chat | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | - | input $0.03/M output $0.14/M | Yes |
| Cloudflare AI Gateway | workers-ai/@cf/openai/gpt-oss-20b | openai_chat | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | - | input $0.2/M output $0.3/M | Yes |
| Qiniu | gpt-oss-20b | openai_chat | 131K | 33K | Text | Text | ReasoningTool callStructuredTemperatureOpen weight | - | - | Yes |
Capabilities
ReasoningTool callStructuredTemperatureOpen weight
Official price
input $0/M
output $0/M