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.
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).
Google has removed a whole section from its JavaScript SEO documentation because it was outdated and Google says loading content with JavaScript does not make it hard for Google Search.