# I compared ChatGPT 5’s three model options, and the results explain why people miss GPT‑4o

> OpenAI's release of GPT-5 included embedding the new AI model into its AI chatbot to produce ChatGPT 5. But ChatGPT 5 isn't a singular model; there are three variations, Fast, Thinking, and Pro.

- **Source:** [TechRadar](https://www.techradar.com/ai-platforms-assistants/chatgpt/i-compared-chatgpt-5s-three-model-options-and-the-results-explain-why-people-miss-gpt-4o?utm_source=gearopen.com&utm_medium=referral&utm_campaign=feed&utm_content=689ed4e3ecf4575fe69e8b53)
- **Published:** 2025-08-15
- **Category:** AI & Bots
- **Tags:** #chatgpt #openai #ai #model #three #compared #explain #miss
- **Canonical:** http://localhost:4321/a/689ed4e3ecf4575fe69e8b53

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_GearOpen's distilled summary. The full original article is published at TechRadar (source link above); GearOpen does not republish the source's full text._