AI voice startup Vapi hits $500M valuation after winning Amazon Ring over 40 rivals

Vapi says its enterprise business has grown 10-fold since early 2025 as companies shift customer support and sales calls to AI agents.

From invisibility cloaks to AI chips: Neurophos raises $110M to build tiny optical processors for inferencing

Neurophos is taking a crack at solving the AI industry’s power efficiency problem with an optical chip that uses a composite material to do the math required in AI inferencing tasks.