gpt-oss-20b (free)
OpenRouter · 131,072 ctx · from $0 input / $0 output per 1M tokens
- Input price ranks #30 of 447 priced models (cheaper = better).
| Provider | OpenRouter |
|---|---|
| Family | gpt-oss |
| Context window | 131,072 |
| Max output | 32,768 |
| Input price | $0 |
| Output price | $0 |
| Cache read | — |
| Cache write | — |
| Reasoning | Yes |
| Tool calling | Yes |
| Vision | No |
| Open weights | Yes |
| Knowledge cutoff | 2024-06-30 |
| Released | 2025-08-05 |
| Last updated | 2025-08-05 |
Identity: OpenRouter; data via models.dev + OpenRouter public APIs. Always confirm on the provider's official pricing page.