Zyphra releases ZAYA1-8B reasoning MoE trained on AMD MI300, beats Claude 4.5 Sonnet on HMMT'25

Zyphra released ZAYA1-8B, a reasoning MoE with just 760M active parameters that surpasses Claude 4.5 Sonnet on HMMT'25 and approaches DeepSeek-V3.2 on math/coding via a novel Markovian RSA test-time compute method. Trained end-to-end on AMD Instinct MI300, released under Apache 2.0.