GPT-5
GPT-5 is a reasoning model created by OpenAI. It is served by OpenAI API.
Self-hostableNo
Reasoning TierBasic
Max Tokens272K in / 128K out
Training Cutoff2024-12
Release Date2025-08-07
Humanity's Last Exam39.8%
SWE-Bench Resolved75.6%
SkateBench Score98.10%
GPT-5 Tokenizer
Token count: 0
GPT-5 Pricing
$0.00
Input: $0.00·Output: $0.00