Google I/O 2026 Opens Today — Can Gemini Beat GPT-5.5 and Claude Mythos?

Today is the day. Google I/O 2026 keynote opens at 10am PT — 19:00 CET. The entire industry is watching one question above all others: how good is the new Gemini model? Sources say it lands roughly at the level of OpenAI’s GPT-5.5 — and meaningfully behind Anthropic’s Claude Mythos, the frontier model that redefined the industry benchmark in April 2026. A competent Gemini is no longer a headline achievement. It is the minimum requirement. gafam.ai watches live — from a European perspective. Published by gafam.ai — The European Eye on Big Tech & Artificial Intelligence.