Grok 4.3 now live on xAI API, claims fastest and most intelligent model status

Core summary

One sentence to understand this update

Grok 4.3 has been released on the xAI API, touted as their fastest and most intelligent model to date, excelling in agentic tool calling and instruction following benchmarks.

Impact & opportunity

What this could mean

Developers can now leverage Grok 4.3 for advanced agentic applications and tasks requiring precise instruction following, potentially boosting their AI solutions.