New and updated AI models from every major provider.
Three new realtime audio models in the API for voice agents that reason, translate, and transcribe live.
New default ChatGPT model with fewer hallucinations, shorter responses.

GPT-5.5 is now available in Perplexity for Max subscribers and is the default orchestration model in Perplexity Computer.
New OpenAI model built for long time-span computer tasks, rolling out in ChatGPT and Codex.

Moonshot AI's open-weight Kimi K2.6 model is now selectable for Perplexity Pro and Max subscribers.
OpenAI's new image model for ChatGPT, Codex, and the API with up to 2K resolution and reasoning-based generation.
OpenAI's frontier reasoning model series built for biology, drug discovery, and translational medicine.
Anthropic's new flagship model, tuned for long-running tasks with stronger instruction-following and self-verification.

New text-to-speech model that can adjust vocal style, pace, and delivery across 70+ languages, available in preview.

A version of GPT-5.4 specialized for security work, available to security teams through OpenAI's expanded access program.
