Overview
GPT-4o ("o" for omni) is OpenAI's fast, efficient multimodal model that processes text, images, and audio in real-time. It's optimized for speed and cost-effectiveness while maintaining high performance across tasks.
Context Window
128K tokens
Knowledge Cutoff
October 2023
Pricing (Input)
$2.50 / 1M tokens
Pricing (Output)
$10.00 / 1M tokens
✅Strengths
- ✓Real-time multimodal processing (text, image, audio)
- ✓2x faster than GPT-4 Turbo at half the cost
- ✓Excellent for conversational AI and voice applications
- ✓Strong visual reasoning and OCR capabilities
- ✓128K context window for long conversations
⚠️Weaknesses
- ✗Less capable at complex reasoning than GPT-5
- ✗Knowledge cutoff older than GPT-5
- ✗Closed weights - API access only
- ✗May struggle with highly technical domains
Best Use Cases
💬 Real-time Chat
Customer support, assistants, interactive apps
🎤 Voice Applications
Speech-to-text, translation, voice assistants
👁️ Visual Analysis
Image understanding, charts, diagrams, OCR
📝 Content Creation
Blog posts, social media, marketing copy
🎓 Tutoring
Homework help, explanations, practice
🌍 Translation
Multilingual communication, localization
Benchmarks
MMLU88.7%
HumanEval90.2%
GSM8K92.1%