SpaceXAI

SpaceXAI has released Grok 4.5, the first model developed after its rebrand from xAI and trained in partnership with Cursor. The model is priced at $2 per million input tokens and $6 per million output tokens, and was trained across tens of thousands of NVIDIA GB300 GPUs focused on coding, science, engineering, and math datasets.

Elon Musk's SpaceXAI has released Grok 4.5, priced at $2 per million input tokens and $6 per million output tokens. The model, trained alongside recently-acquired Cursor, is positioned as a coding and enterprise tool that claims to outperform Claude Opus 4.8 on several benchmarks while undercutting it on price by 60-76%.