Overview
GPT-5 is OpenAI's most capable general-purpose model, featuring significant improvements in reasoning, multimodal understanding, and code generation. It excels at complex problem-solving across domains and supports native image, audio, and video understanding.
Context Window
256K tokens
Knowledge Cutoff
January 2026
Pricing (Input)
$5.00 / 1M tokens
Pricing (Output)
$15.00 / 1M tokens
✅ Strengths
- ✓ Best-in-class reasoning and complex problem-solving
- ✓ Native multimodal (text, image, audio, video) in single model
- ✓ Exceptional code generation and debugging capabilities
- ✓ Strong multilingual support (100+ languages)
- ✓ 256K context window for long document analysis
- ✓ Advanced function calling and tool use
⚠️ Weaknesses
- ✗ Most expensive model in GPT family
- ✗ Higher latency than GPT-4o for simple tasks
- ✗ Closed weights - API access only
- ✗ May overthink simple queries
- ✗ Rate limits can be restrictive on free tier
Best Use Cases
🔬 Scientific Research
Complex analysis, literature review, hypothesis generation
💻 Software Development
Full-stack development, debugging, architecture design
📊 Data Analysis
Statistical analysis, visualization, insights generation
📝 Content Creation
Long-form writing, technical documentation, creative work
🎓 Education & Tutoring
Personalized learning, explanation, practice problems
🤖 Agent Workflows
Autonomous agents, tool use, multi-step reasoning
Benchmarks
MMLU (Knowledge)
92.4%
HumanEval (Code)
94.2%
GSM8K (Math)
96.8%
MATH (Advanced Math)
88.5%