Context
OpenAI launched ChatGPT Search with timely web answers and links to relevant sources.
What changed
Web search became an integrated ChatGPT product rather than only a beta browsing capability.
Why it matters
ChatGPT became a direct discovery channel where crawlability, source selection and citation visibility matter.
Visibility OS interpretation
A central milestone for LLM-mediated web discovery outside traditional search engines.
What remains uncertain
No event-specific uncertainty note is recorded yet. This record may change as new evidence is reviewed.