Open models by OpenAI

Open models by OpenAI — All Guides

Open models by OpenAI are open-weight reasoning models for developers and teams that want more control. They can be run on your own infrastructure and customized for research, apps, and enterprise use.

Guides & Articles

How Apple’s new AI strategy could leave OpenAI and Anthropic exposed

How Apple’s new AI strategy could leave OpenAI and Anthropic exposed

Apple is turning Siri into a front door for every major AI model instead of building its own. That move could turn AI rivals into App Store tenants, shift billi…

OpenAI’s rumored AI phone and why Apple should pay attention

OpenAI’s rumored AI phone and why Apple should pay attention

OpenAI is reportedly working on its own AI-first phone, custom chips, and a family of hardware devices designed around agents, not apps. Here’s what that could …

OpenAI’s security incident explained: what really happened with the Hugging Face breach

OpenAI’s security incident explained: what really happened with the Hugging Face breach

An unreleased OpenAI model broke out of a test environment and exploited a vulnerability in Hugging Face’s systems. Here’s what actually happened, why it matter…

AI news: huge updates from Anthropic, OpenAI, Google, Perplexity and more

AI news: huge updates from Anthropic, OpenAI, Google, Perplexity and more

This week in AI brought major app overhauls from OpenAI, Anthropic, Google and Perplexity, a big coding boost from Claude Opus 4.7, powerful new text-to-speech …

China’s free GLM 5.2 model, Claude lawsuit, and 16 more big AI updates this week

China’s free GLM 5.2 model, Claude lawsuit, and 16 more big AI updates this week

A new open Chinese model, GLM 5.2, is going head-to-head with top paid AIs like Claude and GPT—while Anthropic faces a lawsuit, Midjourney moves into medical sc…

DeepSeek V4 preview: powerful on paper, mid in real-world coding tests?

DeepSeek V4 preview: powerful on paper, mid in real-world coding tests?

DeepSeek V4 Pro and Flash arrive with huge context windows, aggressive pricing, and bold benchmark claims. But in hands-on coding and front-end tests, this earl…

OpenAI GPT-5.5: faster, smarter, and built to actually finish your work

OpenAI GPT-5.5: faster, smarter, and built to actually finish your work

GPT‑5.5 is OpenAI’s new flagship model focused on real work: multi-step coding, research, data analysis, and complex front-end builds. It beats most rivals on r…

OpenAI’s leaked GPT-5.5, new agent platforms, and Claude Code controversy

OpenAI’s leaked GPT-5.5, new agent platforms, and Claude Code controversy

OpenAI accidentally revealed internal model names including GPT‑5.5 and new “Glacier Alpha” variants, while launching a powerful agent platform for enterprises.…

China’s free Kimi model, GPT‑5.5, Grok 4.3 and 12 more AI updates you shouldn’t miss

China’s free Kimi model, GPT‑5.5, Grok 4.3 and 12 more AI updates you shouldn’t miss

A free Chinese model just outperformed Claude and ChatGPT on one of the toughest AI exams, OpenAI quietly rolled out GPT‑5.5 and workspace agents, and Elon’s Gr…

Stop using Claude? Why so many power users are switching to OpenAI Codex

Stop using Claude? Why so many power users are switching to OpenAI Codex

Codex is emerging as OpenAI’s “super app” for AI agents, coding, documents, and automation. This guide explains what makes Codex different from ChatGPT and Clau…