July 8, 2026·Bullish·tech development

SpaceXAI and Cursor Launch Grok 4.5 AI Model

SpaceXAI and Cursor launched Grok 4.5, their first jointly developed AI model, after SpaceX's $60 billion acquisition of Cursor. Elon Musk called the model Opus-class, saying it is faster and cheaper than previous versions.

Detected & updated continuously · Source: Ruma

Mentioned

SpaceXAI (SpaceXAI)

@elonmusk

Sources

@tldrnewsletter

SpaceXAI and Cursor launched Grok 4.5, their first jointly developed AI model, weeks after SpaceX's $60 billion deal to acquire Cursor. Musk calls it an Opus-class model that is faster and cheaper, priced at $2 per million input tokens versus $5 for Anthropic's Opus 4.8.