Haku Lab

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ternary

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2026Ternary 27B · agent battery · 21 traps

Does the 27B Bonsai actually deliver 27B?

Prism shipped a 27B that fits a laptop. We put it through a battery of agentic traps to see if it reasons like its size.

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2026Ternary 27B · 7.17 GB · 40 tok/s on A10

Running a ternary 27B on a single A10

A 27B model whose weights are all −1, 0 or +1 — what it takes to run, and how fast it goes.

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20269M ternary encoder · ANE · on-device

A 9M ternary encoder for accessibility-tree elements

One layer of the filter between raw accessibility data and the agent — element routing, on the Neural Engine.

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202625M · structured · tool-calls

Structured tool-calls from a 25M model

How small can a model be and still learn a structured capability?

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2026Ternary · on-device · field log

A few months of ternary experiments

Where ternary {−1, 0, +1} weights are the right tool for small, on-device models — and where they aren't.

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