Cursor and SpaceXAI Unveil Grok 4.5: Musk Says It Matches Opus 4.7 Performance
Cursor teams up with SpaceXAI to launch Grok 4.5, a model trained on real development data and engineered tasks, whose benchmark scores approach GPT‑5.5 and Opus 4.8, while Musk claims its speed rivals Opus 4.7, and the model is now priced for subscription use across desktop, web, iOS, CLI and SDK.
