Ternary Bonsai 2 27B is a 27B-parameter reasoning model from PrismML derived from Qwen3.8-27B. It supports coding, mathematics, tool calling, and image understanding with a 262K-token context window.Ternary Bonsai 2 27B by prism-ml is offered by 3 providers on this page. No official API price is listed for it; the prices below come from third-party channels. The lowest paid channel is NanoGPT at $0.075 / $0.50 per 1M. That channel is a third-party gateway, so confirm its availability and rate limits before depending on it.
The context window is 262,144 tokens, with an output limit of 32,768 tokens. It supports reasoning, tool use, and structured output. Accepted input modalities are Text and Image. The weights are open, so it can also be self-hosted or served through a gateway of your choice. Providers report the capability flags inconsistently, so verify a specific feature against the host you plan to use.
| Provider | Tier | Input | Output | Cache read | Cache write | Context | Output limit | Status |
|---|---|---|---|---|---|---|---|---|
| NanoGPT | Gateway | $0.075 | $0.50 | $0.038 | — | 262,144 | 32,768 | |
| OpenRouter | Gateway | $0.075 | $0.50 | $0.038 | — | 262,144 | 32,768 | |
| Kilo Gateway | Gateway | $0.075 | $0.50 | $0.038 | — | 262,144 | 32,768 |
Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.
Price history accumulates from each data sync; currently only 1 sample(s) (2026-09-19). Each future sync adds a point, and once accumulated a line is drawn here.