With OpenAI’s Release of GPT-4o, Is ChatGPT Plus Still Worth It?

ChatGPT can now see, hear, and speak

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GPT-4 vs. ChatGPT-3.5: What’s the Difference?

GPT-5.5 by @OpenAI is now live in the Arena, landing across multiple leaderboards.Here’s how it ranks by modality:- Code Arena (agentic web dev): #9, a strong +50pt jump over GPT-5.4- Document Arena (analysis & long-content reasoning): #6, on par with Sonnet 4.6- Text Arena: #7, Math #3, Instruction Following: #8- Expert Arena: #5- Search Arena: #2- Vision Arena: #5Strong, well-rounded performance, especially in Code (+50 pts vs GPT-5.4). Congrats to @OpenAI on the release. Full category breakdo