Grok 4.5 vs. GPT-5.5 vs. Claude: When ‘Fastest and Cheapest’ Wins a Build-Off Nobody Trusts
The team at tryai.dev tasked three frontier models — xAI's Grok 4.5, OpenAI's GPT-5.5, and Anthropic's Claude — with building the same set of applications, then judged the results on quality, reliability, speed, and cost. Their conclusion: Grok 4.5 took the crown, largely on t…