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Keval Vachharajani

Is ChatGPT-4o Now the Best AI Model? See the New Rankings!

GPT ARENA OpenAI Sam Altman

OpenAI recently announced its ChatGPT 4o update, which took the AI model to the second spot on the Arena leaderboard, surpassing GPT-4.5. As per the X post from lmarena.ai (formerly lmsys.org), the newest ChatGPT-4o release (dated March 26, 2025) shows a major improvement over its January version, gaining 30 points and climbing from rank No. 5 to No. 2.

News: the latest ChatGPT-4o (2025-03-26) jumps to #2 on Arena, surpassing GPT-4.5!

Highlights
– Significant improvement over the January version (+30 pts, #5->#2)
– Tied #1 in Coding, Hard Prompts. Top-2 across ALL categories
– Matching or surpassing GPT-4.5 with 10x cheaper… https://t.co/m5jQ0BXffV pic.twitter.com/3NK7Eh6Ri8
— lmarena.ai (formerly lmsys.org) (@lmarena_ai) March 27, 2025

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