Chris Paxton Describes U-Shaped AI Capability Curve

Chris Paxton, an AI researcher who leads AI at Agility Robotics, tweeted that capability and cost in AI trace a U shape as models scale. He gave Tesla's four car types as an example of the pattern and called GPT pricing cheap for the performance while noting Codex looks like a strong deal after Astra. The post attached a hand-drawn graph and credited an original Reddit thread by soggy_bert.