Portkey became one of the best-known AI gateways by giving teams a single control plane for routing, observability, and guardrails across LLM providers. In 2026 it changed hands. Palo Alto Networks announced its intent to acquire Portkey on April 30, 2026, and the deal closed at the end of May. Portkey will now serve as the AI gateway for Palo Alto Networks' Prisma AIRS platform. Palo Alto has said it will keep supporting existing and new Portkey customers, and for large enterprises that alr...