Apple researchers ran an A/B test to measure how AI-generated relevance labels would affect App Store search rankings and app downloads. Here’s what they found.

In a new study titled , a group of Apple researchers explored whether LLMs could help improve App Store search results by generating the relevance labels used to train the ranking system.

As the study explains, relevance is obviously key to helping users find the apps they’re looking for. And while there are many signals that can contribute to search ranking,

Earlier this week, OpenAI released GPT-5.3 Instant, promising to make ChatGPT less cringe and more natural when using its most popular model. Now OpenAI is back with GPT-5.4 Thinking and Pro, which is an overall upgrade to its most capable frontier model.

OpenAI last upgraded this model in December with its GPT-5.2 “code red” response to competition from Google’s Gemini.

As for what’s new today, OpenAI highlights in these areas:

• Coding, document understanding

OpenAI has released an update to ChatGPT that it says should make its most commonly used model less “cringe” and more natural. Users should see fewer overly dramatic, jarring responses as a result.

Instead, OpenAI says the new version “delivers more accurate answers, richer and better-contextualized results when searching the web, and reduces unnecessary dead ends, caveats, and overly declarative phrasing that can interrupt the flow of conversation.”

GPT‑5.2 Instant’s tone could sometimes feel “cringe,” coming