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OpenAI: GPT-5.4 Nano (batch) API pricing

Last updated

Input / 1M tokens
$0.10
Output / 1M tokens
$0.625
Blended / 1M
$0.231
3:1 input:output
Context window
400K
tokens
Arena Elo
1200

Context window

How much text fits in a single request.

400,000 tokens, roughly 300K words or 600 pages of English text.

Estimate assumes ~0.75 words per token and 500 words per page. Input and output share this limit.

Price history

USD per 1M tokens at each recorded price change.

DateInput / 1MOutput / 1MBlended / 1MChange
$0.10$0.625
$0.231
Launch

Changelog

Notable updates to OpenAI: GPT-5.4 Nano (batch).

  1. OpenAI: GPT-5.4 Nano (batch) is now tracked, priced at $0.10 per 1M input tokens and $0.625 per 1M output tokens, with a 400,000-token context window and 1200 Elo.

Summaries are AI-generated from tracked data changes.

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