# Ternary Bonsai (slim)

> Ternary Bonsai, a family of models by PrismML, listed from OpenRouter. Indexed, not reviewed: facts and our own checks, no score or ranking. Bonsai 2 27B is a 27B-parameter reasoning model from PrismML derived from Qwen3.8-27B. It supports coding, mathematics, tool calling, and…

- Full: https://www.anchorterminal.com/tools/ternary-bonsai.md (~500 tokens) · this version ~430 tokens · JSON https://www.anchorterminal.com/tools/ternary-bonsai.json · canonical https://www.anchorterminal.com/tools/ternary-bonsai
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-04

# Ternary Bonsai

> Indexed, not reviewed: facts from OpenRouter and our own checks. No score, grade or rank, and not in the rankings until the panel reviews it. How the index works: https://www.anchorterminal.com/indexed/

- Kind: model family, by PrismML
- Category: Model APIs & inference (https://www.anchorterminal.com/categories/inference.md)
- Listed because: OpenRouter lists it, with prices from the providers that serve it.
- What OpenRouter says: 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 compression shrinks...

## Models (1)

| Model | OpenRouter id | Released | Context | Input $/1M | Output $/1M | Supports |
| --- | --- | --- | --- | --- | --- | --- |
| Ternary Bonsai 2 27B | `prism-ml/ternary-bonsai-2-27b` | 2026-09 | 262k | $0.075 | $0.50 | tools, structured output, reasoning, caching, image |

Prices and limits as OpenRouter lists them; a provider's own price can differ.

- JSON: https://www.anchorterminal.com/api/v1/tools/ternary-bonsai.json
- Being indexed says nothing about quality, and nobody can pay for it. Ask for a review: https://www.anchorterminal.com/builders/#claiming