The big headlines on this release are efficiency, with OpenAI reporting that GPT-5.4 uses far fewer tokens (47% fewer on some tasks) than its predecessors).
For agents, the value is clearer still: structured JSON output, reusable commands and built-in skills that let models interact with Workspace data and actions without a custom integration layer.
Excel table formulas shift from cell positions to named columns with #All-style tags, keeping calculations readable when layouts change.
OpenAI integrates Excel support and live financial data into ChatGPT, creating a powerful spreadsheet co-pilot for traders, analysts, and crypto investors.
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 “ ...
OpenAI is releasing a new model today, and like GPT-5.2 before it, GPT-5.4 is all about professional work. OpenAI is calling ...
OpenAI's GPT-5.4 debuts with financial tools, FactSet integration, Excel support, and investment analysis features for ChatGPT Plus, Team, and Pro users.
OpenAI has released its Codex desktop app for Windows, adding a native sandbox and PowerShell support, enabling developers to ...
Malicious AI browser extensions collected LLM chat histories and browsing data from platforms such as ChatGPT and DeepSeek.
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