GPT-5.5 reaches ChatGPT and Codex before its API release
OpenAI separated the subscription rollout from API availability.
Technology coverage from April 2026, ordered by event and reference date.
OpenAI separated the subscription rollout from API availability.
Open weights and hosted API access arrive through separate deployment routes.
The preview records execution steps in Studio.
The package includes equity investors and venture debt; the company targets smaller cities.
The company links payment acceptance with devices and working-capital services.
The April account focuses on unusual behaviour across human and service identities.
The integration keeps stablecoin activity inside approval and audit systems.
Its April review measures threats observed in Microsoft’s email-security data.