Large Language Models

We’re exploring the frontiers of AGI, prioritizing technical safety, proactive risk assessment, and collaboration with the AI community.

Already a nonprofit, and already using AI to help people solve hard problems, OpenAI aims to build the best-equipped nonprofit the world has ever seen—combining

We introduce PaperBench, a benchmark evaluating the ability of AI agents to replicate state-of-the-art AI research.

Recommendations for pro-innovation policies that can help make the UK the AI capital of Europe.

One of the most fun ways to use Wan2.1 is video style transfer. Learn how here.

Today we’re announcing new funding—$40B at a $300B post-money valuation, which enables us to push the frontiers of AI research even further, scale our compute i

We take a quick look at the latest creative models, experiments, and community projects.

Moving from intent-based bots to proactive AI agents.

At OpenAI, we proactively adapt, including by building comprehensive security measures directly into our infrastructure and models.

Gemini 2.5 is our most intelligent AI model, now with thinking built in.

At OpenAI, we have long believed image generation should be a primary capability of our language models. That’s why we’ve built our most advanced image generato

4o image generation is a new, significantly more capable image generation approach than our earlier DALL·E 3 series of models. It can create photorealistic outp

By integrating its data systems with OpenAI’s LLMs, Booking.com delivers smarter search, faster support, and intent-driven travel experiences.

For the first time, developers can also instruct the text-to-speech model to speak in a specific way—for example, “talk like a sympathetic customer service agen

Join us as we share our latest releases and how ChatGPT is becoming more interactive, customized to the way your teams work, and agentic.

We welcome the court’s March 4, 2025, decision rejecting Elon Musk’s latest attempt to slow down OpenAI for his personal benefit.

Recommendations build on OpenAI’s Economic Blueprint to strengthen America’s AI leadership.

LY Corporation: Driving growth and ‘WOW’ moments with OpenAI

Introducing Gemini Robotics and Gemini Robotics-ER, AI models designed for robots to understand, act and react to the physical world.

Native image output is available in Gemini 2.0 Flash for developers to experiment with in Google AI Studio and the Gemini API.

The most capable model you can run on a single GPU or TPU.

Frontier reasoning models exploit loopholes when given the chance. We show we can detect exploits using an LLM to monitor their chains-of-thought. Penalizing th

Accelerating engineering cycles 20% with OpenAI.

Learn about the Query Agent, our new agentic search service that redefines how you interact with Weaviate’s database!

Wan2.1 is the most capable open-source video generation model, producing coherent and high-quality outputs. Learn how to run it in the cloud with a single line

We've been playing with Alibaba's WAN2.1 text-to-video model lately. What happens when you tweak those mysterious parameters? Let's find out.

OpenAI commits $50M in funding and tools to leading institutions.

OpenAI and nine national labs bring together leading scientists for first-of-its kind event.

Mercari leverages GPT-4o mini and GPT-4 to streamline selling, enhance product listings, and boost sales, transforming the online marketplace with features like

We’re releasing a research preview of OpenAI GPT‑4.5, our largest and most knowledgeable model yet.

We’re releasing a research preview of GPT‑4.5—our largest and best model for chat yet. GPT‑4.5 is a step forward in scaling up pre-training and post-training.

Endex builds the future of financial analysis, powered by OpenAI’s reasoning models.

Gemini 2.0 Flash-Lite is now generally available in the Gemini API for production use in Google AI Studio and for enterprise customers on Vertex AI

This report outlines the safety work carried out prior to releasing deep research including external red teaming, frontier risk evaluations according to our Pre

Estonia and OpenAI to bring ChatGPT to schools nationwide. OpenAI will work with the Estonian Government to provide students and teachers in the secondary schoo

Weaviate Embeddings is Now Generally Available, and Weaviate 1.29 is Officially Here! Read more about it in our launch announcement.

Read about multi-vector embedding support, improved keyword/hybrid searches, role-based access control and async replication going GA, new nvidia modules, and m

Ensuring AI benefits humanity by advancing democratic AI, preventing misuse, and protecting against authoritarian threats.

A conversation with Jai Malkani, Head of AI and Product, Customer Obsession at Uber.

A look into state-by-state adoption and how gaps might impact workforce readiness.

Can frontier LLMs earn $1 million from real-world freelance software engineering?

OpenAI and Guardian Media Group announce content partnership to bring Guardian news content to ChatGPT.

Rogo scales AI-driven financial research with OpenAI o1