Summary: OpenAI’s Codex for Mac has added Chronicle, a research preview feature that periodically captures screenshots, sends them to OpenAI’s servers for processing, and stores text summaries as local unencrypted Markdown files to give the AI assistant passive context about user activity. The feature is unavailable in the EU, UK, and Switzerland, requires a $100+/month Pro subscription and Apple Silicon, and represents OpenAI’s first implementation of ambient screen-aware AI on desktop, choosing cloud processing and utility over the local-first privacy architecture adopted by competitors like Screenpipe and the now-defunct Rewind AI. OpenAI’s Codex desktop app for Mac has gained a feature called Chronicle that periodically captures your screen, processes the content into text summaries, and stores those summaries as local memory files that give the AI assistant context about what you have been working on.…