$ diff kolibri-1 hy4-preview
Kolibri-1 vs Hy4 preview
Values come from Kolibri-1 and Hy4 preview, where each is cited to its source. This page states no benchmark result and ranks neither model — it puts two published specifications next to each other. Where a lab has not published a figure, the row says so rather than guessing.
Aleph AlphaKolibri-1
- context
- 16K
- weights
- open
- $/M in
- —
- $/M out
- —
- context
- 1M
- weights
- open
- $/M in
- $0.834
- $/M out
- $2.501
What actually differs
- Context window
- Hy4 preview takes 1M against 16K — 61.0× more room in a single request.
- Weights
- Both publish weights — Kolibri-1 under Apache 2.0, Hy4 preview under Apache-2.0. Check the licences rather than assuming they permit the same commercial use.
- Recency
- Kolibri-1 shipped 36 days after Hy4 preview (2026-10-03 vs 2026-08-28).
Full spec
| Attribute | Kolibri-1 | Hy4 preview |
|---|---|---|
| Developer | Aleph Alpha | Tencent |
| Released | 2026-10-03 | 2026-08-28 |
| Context window | 16,384 tokens native; up to 1,048,576 extended | over 1,000,000 |
| Pricing | not recorded | $0.834/M input · $2.501/M output |
| License | Apache 2.0 | Apache-2.0 |
| Availability | full weights on Hugging Face | Hugging Face (BF16 + FP8), ModelScope, GitCode, CNB, Tencent Cloud TokenHub, OpenRouter, WorkBuddy, CodeBuddy, Yuanbao, ima |