SpaceXAI Grok 4.5 is built for real-world engineering. It excels in large codebases and handles long-running tasks that span multiple repositories, hundreds of skills, and a variety of tools. Grok 4.5 is efficient and fast. It uses half as many tokens per task, delivers higher tokens per second, and costs less than half as much ...

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Link :
https://www.nextbigfuture.com/2026/07/spacexai-releases-grok-4-5-and-it-is-better-than-open-4-8-on-software-benchmark.html