ChatGPT is getting another upgrade, and this time it’s moving up to GPT 5.4, just days after the release of GPT 5.3 Instant. OpenAI says this new release brings together its “recent advances in reasoning, coding, and agentic workflows into a single frontier model.”
Some of GPT 5.4’s biggest updates are coming to professional tools, such as improvements to AI-generated spreadsheets, documents, and presentations, but it also sees improvements across search and how you can interact with the chatbot.
One big change is OpenAI’s next step toward fully autonomous, agentic technologies: the model can use native computer resources, enabling tools to complete complex tasks across applications.
GPT 5.4 can write code to operate computers, responding to mouse and keyboard commands depending on what’s captured in a screenshot. This means developers can better leverage GPT 5.4 to build agents that operate other services with limited human interaction.
A benchmark called OSWorld-Verified, designed to monitor AI’s ability to navigate desktop environments, found that GPT 5.4 scored 75%, up from 47.3% with its GPT 5.2 model. That also beats the average human result on the same benchmark of 72.4%.
Inside OpenAI’s chatbot, you’ll get the model as GPT 5.4 Thinking, which now lets you adjust an answer mid-response while it’s generating. If it misunderstands your question or you change your mind about the direction of a query, you can now interrupt to make it more closely aligned with an answer without having to start afresh. This feature is immediately available on Android and ChatGPT’s website, and it’s coming soon to the iPhone app.
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ChatGPT 5.4 also allows for deeper web research, which OpenAI says is particularly helpful for “highly specific queries, while better maintaining context,” especially when answering longer questions.
For professional tasks, OpenAI says it has finessed its ability to create and edit documents, making the files it generates easier to read. Its internal tests found that spreadsheets generated to emulate a junior investment banking analyst achieved a mean success rate of 87.3% with human raters.

ChatGPT 5.4’s presentation (left) next to an example from GPT 5.2 (Credit: OpenAI)
OpenAI also says there will be fewer errors and hallucinations with the new model, calling GPT 5.4 its most factual model yet. It says, “On a set of de-identified prompts where users flagged factual errors, GPT‑5.4’s individual claims are 33% less likely to be false and its full responses are 18% less likely to contain any errors, relative to GPT‑5.2.”
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The GPT 5.4 Thinking upgrades are rolling out now for Plus, Pro, and Team subscribers, replacing the GPT 5.2 Thinking model. The existing version won’t go away immediately, but it’ll be moved to the Legacy Models and then removed on June 5. There’s also a GPT 5.4 Pro option in the brand’s API for those with Pro and Enterprise plans. So far, there’s no word on whether free users will be able to use GPT 5.4 Thinking.
Separately, OpenAI has also introduced a dedicated tool, ChatGPT for Excel, to make it easier to plug your spreadsheets into its models. OpenAI says it’ll help you use Excel data from workbooks to “run scenarios, and generate outputs based on cells and formulas.”
Disclosure: Ziff Davis, PCMag’s parent company, filed a lawsuit against OpenAI in April 2025, alleging it infringed Ziff Davis copyrights in training and operating its AI systems.
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