GPT-5
OPENAI Developer Architecture Profile
Intelligence (ELO)1426Chatbot Arena Verified
Max Context Limit400,000Max Out: 128,000 tokens
Prompt Caching90% OFF$0.13 / 1M cached
Standard API / 1M$11.25🧠 Deep Reasoner
Model Capabilities & Contract SLAs
- Coding & Logic
- Fictional
- Reasoning
- Agentic
- Top Tier
- 📋 Strict JSON Schema
- 🛠️ Native Tool Calling
- 🧠 Extended Test-Time Reasoning
GPT-5 is OpenAI’s most advanced model, offering major improvements in reasoning, code quality, and user experience. It is optimized for complex tasks that require step-by-step reasoning, instruction following, and accuracy...
Granular Pricing Matrix
Input Tokens (Standard Prompt)$1.25 / 1M
⚡ Cached Input (Prompt Cache Read)90% OFF$0.13 / 1M
Output Tokens (Completion)$10.00 / 1M
Pricing data via OpenRouter. Sync: 10/2/2026