Airbnb widens access to GPT-6 Astra and OpenAI frontier models Airbnb widens access to GPT-6 Astra and OpenAI frontier models openai.com/ai 2026-09-23 1 min read original #company Learn how Airbnb is expanding access to GPT-6 Astra and OpenAI frontier models to help engineering teams solve bugs, design systems, and ship faster.