ChatGPT update enables its AI to “see, hear, and speak,” according to OpenAI Image recognition and voice features aim to make the AI bot's interface more intuitive.

Computer vision, or image recognition, as it's commonly called, has been around in various iterations for decades. It's used in cameras to detect if there's a face to focus on.

There are many major players investing heavily in image recognition including Amazon, Google, IBM and Microsoft. But which does the best job?