Claude Fable 5.1 vs Jev
| Anthropic Claude Claude Fable 5.1 | TypeSafe Jev | |
|---|---|---|
| Vendor | Anthropic Claude | TypeSafe |
| Context window | 1,000,000 | 64,000 |
| Max output | 128,000 | — |
| Reasoning | Yes | No |
| Tool calling | Yes | No |
| File input | Yes | No |
| Input | text, image, file | text |
| Output | text | text |
| Released | 2026-09-01 | 2026-09-15 |