But it's just not how GPT-4 works. If it works that way internally, it'll be very consistently decoding base64. It actually fails from time to time for longer i

But it's just not how GPT-4 works. If it works that way internally, it'll be very consistently decoding base64. It actually fails from time to time for longer inputs. You projecting your thoughts onto GPT-4. It's how a human will solve this problem. It's a perfectly valid solution, but it doesn't mean GPT-4 does that.