Hy4 tops open models in finance eval at 3.04, hallucination rate cut to 5.45%
heyshrutimishra · x · 2026-11-04
Tencent's Hy4 was graded by 213 finance professionals on 579 real tasks, ranking first among open models at 3.04 vs DeepSeek's 2.97. Tencent says it cut the hallucination rate from 15.76% to 5.45%. A demo shows one prompt producing a full Tesla valuation model in Excel plus a matching PDF research report.
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