---
title: "AI Quick Tips 220: GPT-5 vs. GPT-4o, according to ChatGPT"
description: "Comparing GPT-5 and GPT-4o: Discover key advancements in reasoning, memory, multimodal abilities, and efficiency in OpenAI's latest AI model."
image: https://thoughtsbrewing.com/hubfs/AI%20Quick%20Tips-1.jpg
---

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# AI Quick Tips 220: GPT-5 vs. GPT-4o, according to ChatGPT

 September 9, 2025

![Picture of Damien Griffin](https://app.hubspot.com/settings/avatar/20cb51297a34e5d5d7c3362ec1fae755) [Damien Griffin](https://thoughtsbrewing.com/blog/author/damien)

![AI Quick Tips](https://thoughtsbrewing.com/hubfs/AI%20Quick%20Tips-1.jpg)

In case you haven’t heard, OpenAI released their new flagship model - GPT-5.

Since the most common first question is *“How are they different?”*, I went directly to ChatGPT to see how it lays out the differences.  Here is what gave me -

Here’s a clear breakdown of the main differences between **GPT-5** and **GPT-4o**:

---

## 1. Core Model Advancements

- **GPT-5** is a newer generation in the GPT series, trained with more data, broader domain coverage, and more sophisticated training techniques.
- **GPT-4o** (the “omni” model) was designed as a highly capable multimodal model, but it’s still based on the GPT-4 family of architectures. GPT-5 builds on that foundation with deeper reasoning capabilities, improved accuracy, and better consistency in long conversations.

---

## 2. Reasoning & Problem Solving

- **GPT-5** shows **notably stronger multi-step reasoning**, especially for complex tasks like code generation, mathematical problem solving, legal reasoning, and multi-turn logical deduction.
- It’s more resistant to “hallucinations” (inventing false facts) and better at **self-checking its own answers** before returning them.
- **GPT-4o** was already good at reasoning, but GPT-5 reduces subtle logic errors and better maintains accuracy over very long contexts.

---

## 3. Memory & Context Handling

- GPT-5 supports **much longer context windows** than GPT-4o, meaning it can remember and work with far more of the conversation at once without losing track.
- This helps in long research sessions, large document analysis, and remembering nuanced details from earlier turns.

---

## 4. Multimodal Abilities

- **GPT-4o** was the first GPT model to natively unify text, image, audio, and video inputs/outputs in one model.
- **GPT-5** retains all of that but is faster at **cross-modal reasoning** — e.g., interpreting an image, referencing it in text, and combining it with other inputs.
- GPT-5’s image and audio understanding is more precise, and it’s better at extracting small, nuanced details from media.

---

## 5. Speed & Efficiency

- GPT-5 is optimized to respond **faster on complex queries** without reducing accuracy.
- It’s also better at handling “dense” prompts with multiple constraints or interwoven requirements.

---

## 6. Safety & Instruction Following

- GPT-5 uses improved safety alignment, reducing the risk of biased, misleading, or unsafe responses.
- It follows instructions more faithfully — especially in cases where the prompt is long, layered, or slightly ambiguous.

---

## **7**7. Practical Impact

- For **casual use**, the jump from GPT-4o to GPT-5 feels like fewer misunderstandings and better reasoning in tricky problems.
- For **power users** (coding, research, legal drafting, creative writing), GPT-5’s upgrades become much more noticeable — fewer mistakes, better recall of earlier context, and smoother handling of highly specific instructions

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#### Save Time, Skip the Mouse

ChatGPT can do more than chat, it can save your wrists and your sanity. Our *ChatGPT Kickstarter Email Course* is full of shortcuts (literal and figurative), and our blog tips are like bonus time-savers you didn’t know you needed.

[Unlock the ChatGPT Fast Lane →](https://thoughtsbrewing.com/en-us/chatgpt-kickstarter-email-course) [Sign Me Up for AI Hacks Weekly →](https://thoughtsbrewing.com/thoughts-brewing-blog-weekly-digest-subscription)

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