Google's Advanced AI Model Boosts Alphabet Stock

Alphabet's stock saw a significant increase in Wednesday's after-hours session following the announcement of Gemini 4 Argon, its most advanced AI model to date.

The new model boasts impressive performance across complex workflows such as software engineering, enterprise knowledge, and cybersecurity defense.

Gemini 4 Argon is currently being used internally by Google for memory efficiency at its data centers, quantum computing optimization, and other tasks.

In a phased approach, the company plans to gradually expand access, engaging with the U.S. government in the process.

Alphabet emphasized the importance of strengthening critical frontier safeguards to prevent misuse and prompt injection attacks, monitoring for misalignment, and hardening systems.