@ToshifumiKuga article: five Ollama Open-Jev models vs original Jev on bank-complaint product classification.

Toshifumi Kuga @ToshifumiKuga

2026-10-25EN

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Inspired by "Jev", an AI model specialized in decision-making, a number of downloadable open-weight Jev models have been emerging. Today, I will pick five Open-…

About this case

Guide-style X Article. Compares five downloadable open-weight Jev-style models on Ollama against API Jev on 100 bank complaints (five product classes). Reports accuracy (~81% for Jev, high-70s for Open-Jev), latency, and confidence histograms; notes Nimble-v3 and Tev1:4b closest to Jev on confidence. For builders choosing local System One alternatives under security constraints.

Original posthttps://x.com/ToshifumiKuga/status/2114355708473094314

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