I put Grok 4.20 Reasoning to the test to see if it actually handles real-world...

https://jcf0e.stick.ws/

I put Grok 4.20 Reasoning to the test to see if it actually handles real-world dev tasks. Priced at $1.25 per 1M input tokens, it is quite aggressive on costs. I break down exactly where the model shines in code generation and where it hits limits