Compare ChatGPT, Gemini, Copilot, Claude, Perplexity, Grok, DeepSeek, and Meta AI by strengths, use cases, integrations, and limits.

On Tuesday, OpenAI released a new foundation model called GPT-5.5 Instant, which will replace GPT-5.3 Instant as the default ChatGPT model. The company said the model reduces hallucination in ...

OpenAI is pushing AI beyond chat with the recent release of GPT-5.5, a model designed to complete multi-step work instead of stopping at answers. The company introduced GPT-5.5 on April 23, a new ...

GPT-5.5 lands seven weeks after the release of GPT-5.4, which arrived on March 5. OpenAI says the newest model “understands what you’re trying to do faster” and that it can “carry more of the work ...

OpenAI on Thursday released GPT-5.5, its newest AI model, which the company calls its “smartest and most intuitive to use model” yet. The algorithm comes with increased capabilities in a multitude of ...

OpenAI’s latest model is here. The company says that new AI model, GPT-5.5, is extremely skilled at intuiting its user’s needs, and is the most effective ever at undertaking economically-viable work.

OpenAI just announced its latest models, GPT 5.4 mini and nano, with the former now available to free ChatGPT users. Earlier this month, OpenAI launched its GPT 5.4 model in its higher tiers of use, ...

OpenAI continues to ship new models with the release of GPT-5.4 mini and nano, its “most capable small models yet.” ChatGPT users can start using GPT-5.4 mini today. These flavors of GPT-5.4 are ...

When OpenAI released GPT-5.4 at the start of March, the company said the new model was designed primarily for professional work like programming and data analysis. Now OpenAI is launching GPT-5.4 mini ...

OpenAI today updated its most popular ChatGPT model, debuting GPT-5.3 Instant. GPT-5.3 Instant is supposed to provide more accurate answers and better contextualized results when searching the web.

OpenAI says it's retiring several ChatGPT models, including the much-loved GPT-4o. Many users developed a strong attachment to 4o's personality and relied on it for emotional advice. OpenAI's Fidji ...

As OpenAI prepares to retire its GPT-4o AI model, some ChatGPT users protest the company. Credit: CFOTO/Future Publishing via Getty Images Some ChatGPT users are excited when OpenAI announces a new ...