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

https://www.protopage.com/julie_brock00#Bookmarks

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.