Sources: Zyphra, which trains and runs inference for its open-weight models on AMD hardware, is raising a $500M Series B at a valuation of at least $5B (Anna Tong/Forbes)

Anna Tong / Forbes: Sources: Zyphra, which trains and runs inference for its open-weight models on AMD hardware, is raising a $500M Series B at a valuation of at least $5B — The Series B round, which chipmaker AMD is participating in, is expected to value the startup at least $5 billion.