PrismML releases ternary AI models as small as 0.43GB for local agents

The free Apache 2.0 Bonsai 2 models use ternary weights and add vision and tool calling, alongside performance figures reported by PrismML.

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Primary source: PR Newswire

Why it matters

Smaller model files can make local inference more practical on devices with tight memory and power limits. PrismML's release adds vision and tool use to that pitch, while its headline performance figures are company-reported, so developers should test the models on their target hardware.

PrismML releases 2B, 4B and 9B ternary models for on-device agents — The free Apache 2.0 models have stated footprints of 0.43GB to 2GB; PrismML says they combine reasoning, vision and tool calling.

Babak Hassibi, a Caltech professor and co-founder and CEO of PrismML, released 2B, 4B and 9B models in the Bonsai 2 family on October 15th. Based on Qwen3.5, the models are intended to bring reasoning, visual understanding and tool use to local AI agents on computers, phones and wearables.…

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