Christopher Holloway
Christopher Holloway is the founder and director of Progressive Robot, a UK-based technology company. A full-stack engineer with more than two decades of experience, he works across PHP development, ecommerce, Linux infrastructure, technical SEO and AI automation, and writes here on technology, AI, hardware and software.
Addendum to OpenAI o3 and o4-mini system card: OpenA...
We are replacing the existing GPT-4o-based model for Operator with a version ...
Addendum to o3 and o4-mini system card: Codex
Codex is a cloud-based coding agent. Codex is powered by codex-1, a version o...
The San Antonio Spurs use ChatGPT to scale impact on...
Discover how the San Antonio Spurs are using custom GPTs to enhance fan engag...
Sycophancy in GPT-4o: what happened and what we’re d...
We have rolled back last week’s GPT‑4o update in ChatGPT so people are now us...
Detecting misbehavior in frontier reasoning models
Frontier reasoning models exploit loopholes when given the chance. We show we...
Evaluating AI’s ability to perform scientific resear...
OpenAI introduces FrontierScience, a benchmark testing AI reasoning in physic...
The new ChatGPT Images is here
The new ChatGPT Images is powered by our flagship image generation model, del...
Introducing our latest image generation model in the...
Our latest image generation model is now available in the API via ‘gpt-image-...
Addendum to GPT-4o System Card: 4o image generation
4o image generation is a new, significantly more capable image generation app...
OpenAI and Foxconn collaborate to strengthen U.S. ma...
OpenAI and Foxconn are collaborating to design and manufacture next-generatio...
OpenAI and Broadcom announce strategic collaboration...
OpenAI and Broadcom announce a multi-year partnership to deploy 10 gigawatts ...
How Indeed uses AI to help evolve the job search
Indeed’s CRO Maggie Hulce shares how AI is transforming job search, recruitin...
Inside Praktika's conversational approach to languag...
How Praktika uses GPT-4.1 and GPT-5.2 to build adaptive AI tutors that person...
How countries can end the capability overhang
Our latest report reveals stark differences in advanced AI adoption across co...
Introducing Edu for Countries
Edu for Countries is a new OpenAI initiative helping governments use AI to mo...