GPT-5 Nano

Name: GPT-5 Nano
Author: OpenAI

Tiny GPT-5 lane for routing, extraction, classification, and bulk jobs

Live

Open / InstallLast updated August 22, 2026

Description

Tiny GPT-5 lane for routing, extraction, classification, and bulk jobs. Supports a context window of 400,000 tokens. Supports extended reasoning. Supports tool calling. Input priced at $0.05 per million tokens. Weights are not publicly released; access is via the provider API.

Author

OpenAI

Platform

api

Pricing model

paid

Capabilities

Text generation
400,000 token context
Extended reasoning
Tool calling
File attachments
Image input