Ternary-weight (-1, 0, +1) compression of Qwen 3.8 27B that shrinks it from 55.6 GB to 5.9 GB, over nine times smaller, with similar benchmark performance. Versions include MLX for Apple devices and Q1 (5.95 GB) and Q2 (7.21 GB).
Ternary-weight (-1, 0, +1) compression of a 27B model by PrismML, shrunk to about 5.9 GB for local use.
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Bonsai 2 27B at a glance
- What is Bonsai 2 27B?
- Bonsai 2 27B is a model from PrismML. Ternary-weight (-1, 0, +1) compression of a 27B model by PrismML, shrunk to about 5.9 GB for local use.
- Who makes Bonsai 2 27B?
- Bonsai 2 27B is made by PrismML.
- Does Bonsai 2 27B work in the EU?
- Unverified. No explicit evidence found. The PrismML privacy page mentions GDPR/UK GDPR legal bases, but nothing on regional availability or licence terms for the model. Last verified 14 Nov 2026.
- How much does Bonsai 2 27B cost?
- Pricing unknown. No pricing or download terms found in the provided material.
- Where was Bonsai 2 27B shown?
- In 1 creator video by AI Search. Most recently by AI Search on 20 Sept 2026, at 35:22 in “OpenAI hacked, Jev, Google’s RSI, Qwen 3.8 Omni, Bonsai 2, new Gemini Live: AI NEWS”.
Sources: the vendor's own pages (linked above) and creator videos at the linked timestamps. EU status is information, not legal advice; see how we check.
Bonsai 2 27B is the largest model in PrismML's Ternary Bonsai 2 family, which spans 2B to 27B parameters. According to a YouTube review, it is a ternary-weight (-1, 0, +1) compression of Qwen 3.8 27B that reduces the model from about 55.6 GB to 5.9 GB, roughly nine times smaller, with benchmark performance reported as similar to the original. These figures come from a creator's summary and have not been independently verified here.
PrismML describes the Bonsai 2 family as bringing multimodal and agentic capabilities (reasoning, tool use) to local AI on personal computers, smartphones and wearables. Reported variants include an MLX build for Apple devices and Q1 (5.95 GB) and Q2 (7.21 GB) versions. PrismML's site presents benchmarks for intelligence density, throughput and energy consumption across hardware.
The provided material does not state the licence, download location, pricing or exact release date. The website lists other models in the family (9B, 4B, 2B) as well as a separate 1-bit Bonsai 8B and a Bonsai Image model.
- Ternary weights (-1, 0, +1) for heavy compression
- About 5.9 GB footprint versus 55.6 GB for the base 27B model (reported)
- Reported variants: MLX for Apple devices, Q1 (5.95 GB), Q2 (7.21 GB)
- Multimodal and agentic capabilities aimed at local devices
- Part of a family spanning 2B to 27B parameters
As seen on YouTube
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