OpenAI announced Thursday that its API now supports three new voice‑focused models—GPT‑Realtime‑2, GPT‑Realtime‑Translate and GPT‑Realtime‑Whisper. The suite lets developers build applications that can converse, translate and transcribe speech on the fly, with support for more than 70 input languages and 13 output languages. Billing is split between per‑minute rates for translation and transcription and token‑based pricing for the conversational model. OpenAI says the tools target customer‑service, education, media and creator platforms, and includes guardrails to curb misuse. Read more →

OpenAI announced on Tuesday that its latest foundation model, GPT‑5.5 Instant, will replace GPT‑5.3 Instant as the default engine behind ChatGPT. The upgrade targets reduced hallucinations in high‑risk domains such as law, medicine and finance while preserving the low‑latency performance users expect. GPT‑5.5 also scores higher on math and multimodal reasoning benchmarks, and introduces a context‑management feature that lets the model reference past chats, files and Gmail. The changes roll out to Plus and Pro users on the web now, with broader availability slated for mobile and other plans in the coming weeks. Read more →