GPT-4o (2024-11-20) vs GPT-5 Chat (Comparative Analysis)
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Comparative Analysis: GPT-4o (2024-11-20) vs. GPT-5 Chat
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Overview
GPT-4o (2024-11-20) was released 8 months before GPT-5 Chat.
 GPT-4o (2024-11-20) | GPT-5 Chat | |
|---|---|---|
Model Provider The organization behind this AI's development | OpenAI | OpenAI |
Input Context Window Maximum input tokens this model can process at once | 128K tokens | 128K tokens |
Output Token Limit Maximum output tokens this model can generate at once | 16.4K tokens | 16.4K tokens |
Release Date When this model first became publicly available | November 20, 2024 1 year ago November 20th, 2024 | August 7, 2025 11 months ago August 7th, 2025 |
Knowledge Cutoff Latest training-data date reported by the provider | October 31, 2023 | September 30, 2024 |
Capabilities & Features
Compare supported features, modalities, and advanced capabilities
GPT-4o (2024-11-20) | GPT-5 Chat | |
|---|---|---|
Input Types Supported input formats | 📝Text🖼️Image📁File | 📁File🖼️Image📝Text |
Output Types Supported output formats | 📝Text | 📝Text |
Tokenizer Text encoding system | GPT | GPT |
Key Features Advanced capabilities | ✓Function Calling✓Structured OutputReasoning Mode✓Content Moderation | Function Calling✓Structured OutputReasoning Mode✓Content Moderation |
Pricing
GPT-4o (2024-11-20) is roughly 2.0x more expensive compared to GPT-5 Chat for input tokens and roughly 1.0x less expensive for output tokens.
| GPT-4o (2024-11-20) | GPT-5 Chat | |
|---|---|---|
Input Token Cost Cost per million input tokens | $2.50 per million tokens | $1.25 per million tokens |
Output Token Cost Cost per million output tokens | $10.00 per million tokens | $10.00 per million tokens |
Web Search Cost Additional cost for each web search operation | Not specified | $0.01 per search |
Cache Read Cost Cost to reuse cached input tokens | $1.25 per million tokens | $0.13 per million tokens |
At a Glance
Quick overview of what makes GPT-4o (2024-11-20) and GPT-5 Chat unique.
GPT-4o (2024-11-20) by OpenAI understands both text and images, can use external tools and APIs, generates structured data. It can handle standard conversations with its 128K token context window. Reasonably priced at $2.50/M input and $10.00/M output tokens. Includes built-in content moderation for safer outputs. Released November 20th, 2024.GPT-5 Chat by OpenAI understands both text and images, generates structured data. It can handle standard conversations with its 128K token context window. Reasonably priced at $1.25/M input and $10.00/M output tokens. Includes built-in content moderation for safer outputs. Released August 7th, 2025.Explore More Comparisons
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