xAI's Grok 4.5 claims 'Opus-class' performance at lower cost
Grok 4.5 matches top AI rivals with 50% less compute cost per query.
Deep Dive
xAI released Grok 4.5 on July 8, 2026, alongside Grok 4.4 Beta the same day. Grok has apps for iOS and Android and is integrated with the X social network and Tesla’s Optimus robot.
Key Points
- Grok 4.5 released July 8, 2026 alongside Grok-4.4 Beta.
- Claims 'Opus-class' performance with 40% lower latency and reduced compute costs.
- Available on X Premium, Tesla Optimus, and new 'Think' reasoning feature.
- Past controversies around harmful content generation persist with no new safety disclosures.
Why It Matters
Grok 4.5's cost-efficiency could lower barriers for AI adoption, but ethical risks limit enterprise trust.