OpenAI's third-week product push in May 2026: GPT-5-class realtime voice API, $4B enterprise deployment subsidiary DeployCo, and Daybreak cyber-defense platform.
OpenAI launched GPT-Realtime-2, GPT-Realtime-Translate, and GPT-Realtime-Whisper — new voice API models covering live reasoning, real-time translation across 70+ languages, and streaming transcription. The Realtime API is now generally available for production use.
OpenAI on May 11 spun up OpenAI Deployment Company with $4 billion in initial funding and 19 global partners. The majority-owned subsidiary embeds Forward Deployed Engineers inside enterprises to redesign workflows around frontier AI.
OpenAI unveiled Daybreak, a cybersecurity platform combining GPT-5.5 and Codex to autonomously detect, validate, and patch software vulnerabilities. The launch escalates competition with Anthropic in the enterprise security AI market.