Sonnet 5 is Anthropic's most capable Sonnet-class model, with frontier performance across coding, agents, and professional work. It supports adaptive thinking with selectable reasoning effort levels (low, medium, high, max,...
| Type | Model |
| Section | Models & platforms / text+image+file->text |
| Pricing | paid (от $2/mo) |
| Platform | Self-hosted |
| Systems | api, python, self-hosted |
| Hosting | cloud |
| Site language | en |
| Vendor | Anthropic |
| Launched | 2026-06-30 |