Positron Raises $875M for HBM-Free Inference Chips

Positron AI Inc. raised $875 million in funding, reaching a $5 billion valuation. The company builds inference appliances using LPDDR5X memory instead of scarce HBM, claiming its custom Asimov chip achieves over 90% memory bandwidth utilization. Its flagship Titan system can run a 32-trillion-parameter LLM.