D1 vs D1 Ultra
| Benchmark | D1 | D1 Ultra |
|---|---|---|
| AA Decision Index v1.0 | 50.3 | 65.2 |
Specs
| Spec | D1 | D1 Ultra |
|---|---|---|
| Input, per 1M | !$0.02 | !$0.042 |
| Context | 66K | 33K |
| Weights | Closed | Closed |
| Released | Oct 2026 | Oct 2026 |
| See images | ✓ | ✓ |
| Read PDFs | — | — |
| Hear audio | — | — |
| Watch video | — | — |
| Call tools | — | — |
| Force a tool call | ? | ? |
| Return strict JSON | Partial | Partial |
| Search the web | ? | ? |
| Run code | ? | ? |
| Use a computer | ? | ? |
What breaks when you switch
D1 → D1 Ultra
Context: 66K → 33K
D1 Ultra → D1
Nothing known.