GPT-5.4 Nano

GPTvNanoCurrent

by

OpenAI(ai lab)

Released March 17, 2026

API Docs Playground

Context400K tokens

Price (In / Out)$0.20/M / $1.25/M

CategoryMultimodal LLM

Max Output128K tokens

About GPT-5.4 Nano

GPT-5.4 Nano is a multimodal llm from OpenAI. Supports up to 400,000 token context window. Available from $0.20/M input tokens.

Capabilities

textvisioncode

Input Modalities

fileimagetext

Output Modalities

text

Technical Details

API Identifier: openai/gpt-5.4-nano
Category: Multimodal LLM
Context Window: 400,000 tokens
Max Output Tokens: 128,000 tokens

Tags

multimodalbudget-friendlylong-context

Pricing

Token pricing for GPT-5.4 Nano API usage.

Input Tokens

$0.20/M

per million tokens

Output Tokens

$1.25/M

per million tokens

Pricing Calculator

Input tokens/month

Output tokens/month

Input cost$0.20

Output cost$0.63

Estimated monthly cost$0.83

Cache read: $0.0200/M tokens

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OpenAIai lab

Creating safe AGI that benefits all of humanity

426 Tools6 ModelsFounded 2015San Francisco, CA

View full profile

426 Tools·6 Models

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GPT-5.5Current	1.1M	$5.00 / $30.00	textvisioncodetool use+3
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GPT-5.4 MiniCurrent	400K	$0.75 / $4.50	textvisioncode
GPT-5.4 ProCurrent	1.1M	$30.00 / $180.00	textvisioncode
GPT-5.4Current	1.1M	$2.50 / $15.00	textvisioncode

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