Anthropic: Claude Sonnet 5 (batch)
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,...
Everything else
| Max output | 128K |
|---|---|
| Input / 1M | $1 |
| Output / 1M | $5 |
| Cache read / 1M | $0.1 |
| Cache write / 1M | $1.25 |
| 1M in + 1M out | $6 |
| Takes | text, image, file |
| Returns | text |
| Tools | yes |
| Reasoning | optional · max, xhigh, high, medium, low |
| Open weights | no |
| Released | 2026-06-30 |
| Knowledge cutoff | — |
| Retires | — |
| Catalog id | anthropic/claude-sonnet-5:batch |
Using it
In 00, this model is picked per agent — and per tier, so the model that answers your customers need not be the one that writes your code. Get 00.