v0 (gpt-3): autocomplete any text
v1 (gpt-4): solve a problem
v2 (gpt-4o): solve complex problems
v3 (gpt-o1): think about problem, create plan to solve it
v4 (gpt-o3): think about problem, create plan, execute it
v4.5 (gpt + tools): research/execute with external environments
v5 (gpt-5?): think about problem, create a plan, execute it, recursively improve it 24/7
v6 (???): ???
i do wonder if the eventual plateau is that ai's can no longer detect what's human or ai, which leads to incestual dogfooding of training data and then we have another ~1 yr+ slump until they figure out how to solve that