GPT-5

Chat with GPT-5 — the most powerful AI model in the world, the best at writing, coding, and reasoning.

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Where to Access ChatGPT?

ChatGPT 5 is already available on Overchat AI

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FAQ

When is GPT-5 coming out?

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OpenAI released GPT-5 on August 7 2025, making it available across ChatGPT and API. You can also access GPT-5 on Overchat AI.

What is GPT-5?

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GPT-5 is the next-generation AI model from OpenAI, designed to offer faster, more accurate responses across text and image inputs.

What is better: GPT-5 vs Gemini 2.5 Pro?

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GPT-5 outperforms Gemini 2.5 Pro across most benchmarks, making it the best AI model in the world — not just from OpenAI, but ever released into public access.

What are the main challenges OpenAI faces in developing GPT-5?

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OpenAI faced delays due to the difficulty of gathering high-quality training data and the high costs and competition for computing resources.

What are the key features of GPT-5?

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Better reasoning, better writing, over 60% less frequent hallucinations, much better coding, and enhanced audio processing. Beyond that, people who use this model report that it fees a lot smarter than any other model they have tried.

How many parameters are in GPT-5?

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OpenAI has not disclosed the exact number of parameters for GPT-5. However, GPT-4 was estimated to have around 1 trillion parameters. GPT-5 likely has slightly more.