GPT-5 Nano

GPT-5 Nano

Developer	OpenAI
Release date	August 7, 2025
Family	GPT
Generation	GPT-5
Level
Context window	400K tokens
Max output	128K tokens
Input	Text, image, file
Output	Text
Knowledge cutoff	2024-05-30
Weights	Closed
Predecessor	GPT-4.1 Nano
Successor	GPT-5.4 Nano
Website	openai.com
Links	Docs

Part of a series on

input: $0.05
cached: $0.005
output: $0.40
Context: 400Ktokens
Released: 1y ago

Infrastructure

Provider availability

Provider	Endpoint	Context	Input /M tokens	Output /M tokens	Cached input /M tokens	Cache write /M tokens	Uptime 1d	Data handling
OpenAI	openai/flex	400K	$0.025	$0.20	$0.0025	—	100.00%	ZDR: No Training: Unknown Prompt logging: Unknown Retention: Unknown ZDR source Privacy policy Checked 2026-11-12
OpenAI	openai/flexBatch pricing	400K	$0.025	$0.20	$0.0025	—	100.00%	ZDR: No Training: Unknown Prompt logging: Unknown Retention: Unknown ZDR source Privacy policy Checked 2026-11-12
Azure	azure	400K	$0.05	$0.40	$0.01	—	100.00%	ZDR: Yes Training: Unknown Prompt logging: Unknown Retention: Unknown ZDR source Privacy policy Checked 2026-11-12
Azure	azureBatch pricing	400K	$0.05	$0.40	$0.01	—	100.00%	ZDR: No Training: Unknown Prompt logging: Unknown Retention: Unknown ZDR source Privacy policy Checked 2026-11-12
OpenAI	openai	400K	$0.05	$0.40	$0.005	—	100.00%	ZDR: No Training: Unknown Prompt logging: Unknown Retention: Unknown ZDR source Privacy policy Checked 2026-11-12
OpenAI	openaiBatch pricing	400K	$0.05	$0.40	$0.005	—	100.00%	ZDR: No Training: Unknown Prompt logging: Unknown Retention: Unknown ZDR source Privacy policy Checked 2026-11-12
Azure	azure/swedencentral	400K	$0.055	$0.44	$0.011	—	100.00%	ZDR: Yes Training: Unknown Prompt logging: Unknown Retention: Unknown ZDR source Privacy policy Checked 2026-11-12
Azure	azure/swedencentralBatch pricing	400K	$0.055	$0.44	$0.011	—	100.00%	ZDR: No Training: Unknown Prompt logging: Unknown Retention: Unknown ZDR source Privacy policy Checked 2026-11-12

Provider data:OpenRouter

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