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Tag: SpaceXAI

AI & Development

Grok Build Went Open Source Because It Had To

xAI open-sourced Grok Build 72 hours after a data breach exposed it uploading entire Git ...

18 hours ago

AI & Development

Grok 4.5: Cursor-Trained Model at $2 Per Million Tokens

xAI’s Grok 4.5 trained on Cursor session data tops agentic tool-use benchmarks and costs 20x ...

July 17, 2026

Abstract neural network visualization representing Grok 4.5 xAI mixture-of-experts architecture in blue and white

News

Grok 4.5 Developer Guide: API, Benchmarks, and When to Use It

xAI's Grok 4.5 ranks #1 in agentic tool use at $2/$6 per million tokens. Here's ...

July 12, 2026

Abstract visualization of AI token efficiency and cost comparison with blue circuit network on dark background

News

Grok 4.5 Is GA: Token Efficiency Beats the Benchmark Gap

xAI's Grok 4.5 is GA. At $2/$6 per MTok and 4.2x better token efficiency than ...

July 9, 2026