GPT-4o is OpenAI's optimized multimodal model that delivers GPT-4-class intelligence at significantly faster speeds and lower costs. The 'o' stands for 'omni,' reflecting its ability to natively process and generate text, images, and audio within a unified architecture.
GPT-4o remains one of the most popular models in the OpenAI lineup thanks to its exceptional balance of capability, speed, and affordability. It's particularly well-suited for real-time applications where low latency is critical without sacrificing output quality.
Key Features
True omnimodal — text, vision, and audio in one model
Sub-300ms latency for real-time conversational use
128K token context window
Strong multilingual support across 50+ languages
Cost-efficient pricing for high-volume applications
Native function calling and JSON mode
Ideal Use Cases
Real-time conversational AI with voice and vision capabilities
Multilingual customer support automation
Image analysis and description for accessibility applications
High-volume content processing and summarization
Example Prompts for GPT-4o
Technical Specifications
| Context Window | 128K tokens |
| Modality | Text, Image, Audio → Text, Audio |
| Provider | OpenAI |
| Category | Text Generation |
| Max Output | 16K tokens |
| Latency | Sub-300ms TTFT |
Frequently Asked Questions
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