$ diff ternary-bonsai-2-27b longcat-2-0
Ternary Bonsai 2 27B vs LongCat-2.0
Values come from Ternary Bonsai 2 27B and LongCat-2.0, 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.
PrismmlTernary Bonsai 2 27B
- context
- 262K
- weights
- open
- $/M in
- —
- $/M out
- —
- context
- 1M
- weights
- open
- $/M in
- $0.3
- $/M out
- $1.2
What actually differs
- Context window
- LongCat-2.0 takes 1M against 262K — 3.8× more room in a single request.
- Weights
- Both publish weights — Ternary Bonsai 2 27B under Apache 2.0, LongCat-2.0 under MIT (commercially permissive). Check the licences rather than assuming they permit the same commercial use.
- Recency
- Ternary Bonsai 2 27B shipped 79 days after LongCat-2.0 (2026-09-17 vs 2026-06-30).
Full spec
| Attribute | Ternary Bonsai 2 27B | LongCat-2.0 |
|---|---|---|
| Developer | Prismml | Meituan |
| Released | 2026-09-17 | 2026-06-30 |
| Context window | 262,144 | 1 million tokens (LongCat Sparse Attention / LSA) |
| Pricing | not recorded | $0.30/M input · $1.20/M output ($0.006/M cached input) — OpenRouter catalogue, read 2026-07-28. Open weights, so this is hosted-inference pricing rather than a licence fee. |
| License | Apache 2.0 | MIT (commercially permissive) |
| Availability | Hugging Face (`prism-ml/Ternary-Bonsai-2-27B-gguf`, `prism-ml/Ternary-Bonsai-2-27B-mlx-2bit`) | Open-sourced 2026-06-30; previously served on OpenRouter under the codename "Owl Alpha" |