Opus 4.7 utilizes an updated tokenizer that improves text processing efficiency, though it can increase the token count of certain inputs by 1.0–1.35x.

SubQ by Subquadratic claims a 12 million token context window with linear scaling. Here is what it means for RAG, coding ...

Learn prompt engineering with this practical cheat sheet covering frameworks, techniques, and tips to get more accurate and useful AI outputs.

GPT-5.3-Codex jumped to No. 1 in Quality on Microsoft Foundry shortly after release, edging other frontier models by a slim 0.94-0.93 margin. Using a podium score across Quality, Safety, Cost, and ...

The three are GPT-Realtime-2, a successor to the company’s existing realtime voice model with what OpenAI describes as GPT-5-class reasoning; GPT-Realtime-Translate, a live translation model with more ...

The new lineup includes GPT-Realtime-2, GPT-Realtime-Translate, and GPT-Realtime-Whisper. All three are available now through ...

The new GPT-5.5 Instant model will replace GPT-3.5 Instant as the default model for ChatGPT ...

As of mid-May 2026, the narrative around AI in software development has moved past the 'chatbot' phase into a new era of active collaboration. With Anthropic's launch of Claude Design, OpenAI's ...

OpenAI has launched GPT-5.5 Instant as the new default model for ChatGPT, replacing GPT-5.3. The update introduces real-time self-correction, a 52.5% reduction in hallucinations for sensitive topics, ...

Within hours I paused an ongoing Opus 4.7 benchmark, swapped the API keys, and ran the exact same methodology on ...

OpenAI launches GPT Realtime 2 for advanced voice reasoning alongside a new Codex Chrome extension to automate browser ...

The new features could be handy for customer service systems, but OpenAI says they have applications that work across a ...