Open AI, Gemini, Grok and latterly Deepseek.  All services we had never heard of three years ago but now very much in the lexicon.  But which one is the best and most accurate and even most honest?  An Irish AI company Calypso has assessed them all with their new software called Argentic Warfare. It is also used to stress test the vulnerabilities of AI systems by pretending to be a hacker.  

Speaking to Joe this morning was Donnchadh Casey, Chief Executive of Calypso AI.