Which of the following AI agents first demonstrated that machines can beat the very best humans at chess? Blue Gene Chess Machine Deep Blue Deep Thought

The AI agent that first demonstrated that machines can beat the very best humans at chess is Deep Blue.

Here are the steps to answer this question:

1. Understand the question: The question is asking which AI agent was the first to show that a machine can beat a top human player at chess.

2. Research: Look up each of the AI agents mentioned in the question to see which one achieved this feat first.

3. Answer: After researching, you would find that Deep Blue, developed by IBM, was the first AI to beat a reigning world chess champion, Garry Kasparov, in a match under standard chess tournament time controls. This happened in 1997.

So, the answer is Deep Blue.