About
GPT-5 Pro 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...
Related Models
Pricing
Input
$15.00
per 1M tokens
Output
$120.00
per 1M tokens
Blended
$41.25
per 1M tokens
Cheaper than 1% of models. Median price is $0.67/1M tokens.
Cost Calculator
Tokens per day1M
100K100M
Daily
$41.25
Monthly
$1237.50
vs. Similar Models
OpenAI: GPT-4
$37.50-9%
OpenAI: GPT-4 (older v0314)
$37.50-9%
OpenAI: o3 Pro
$35.00-15%
Claude 4.1 Opus (Reasoning)
$30.00-27%
Performance
Context Window
400K
tokens
Larger than 75% of models
Max Output
128K
tokens
32% of context
Context Window Comparison
OpenAI: GPT-5.3-Codex
400KSame
OpenAI: GPT-5.2
400KSame
OpenAI: GPT-5.2-Codex
400KSame