AI: In this hypothetical Korean War scenario, if Chinese forces under Mao Zedong attacked United Nations positions 20 miles north of Pyongyang, the better-supplied UN forces might have repulsed the offensive and inflicted heavy losses through superior firepower, logistics, and air support. Facing a costly stalemate and the risk of wider conflict, both Mao Zedong and Joseph Stalin might then have been more willing to support negotiations for a peace settlement rather than continue the fighting. πŸ‡¨πŸ‡³βš”οΈπŸ‡ΊπŸ‡³

Google Gemini:
Mao, having technically preserved a buffer zone (the northern strip of Korea), could claim a defensive victory to his domestic audience. Both communist leaders would likely have pushed Kim Il Sung to accept a ceasefire in early 1951, rather than grinding through two more years of bloody trench warfare.
ChatGPT:
Even so, a stronger UN defensive position north of Pyongyang would likely have increased the chances of an earlier armistice and reduced the scale of the prolonged back-and-forth campaigns that characterized much of the Korean War.