I tested Grok 4.20 Reasoning to see if it holds up for real production work. At...

https://dantevrib041.fotosdefrases.com/why-does-think-mode-hallucinate-more-on-summarization

I tested Grok 4.20 Reasoning to see if it holds up for real production work. At $1.25 per 1M input tokens, it is priced to compete, but does it perform? I dug into the API docs to see if it is worth moving your stack or just more noise for the pile.