GPT-5.4 mini API Pricing
Short answer
GPT-5.4 mini costs $0.75 per 1M input tokens and $4.50 per 1M output tokens . Context window: 400,000. Last verified 2026-06-17 from openrouter.ai. Confidence: Verified.
GPT-5.4 mini is OpenAI's cost-efficient workhorse for lower-latency coding and high-volume agents.
Input
$0.75 /1M
Output
$4.50 /1M
Cached input
— /1M
Input pricing$0.75
Output pricing$4.50
Limits & capabilities
Context window400,000
Max output128K
Modalitytext + image input, text output
ChannelOpenRouter
ProviderOpenAI
Best for
Low latencyCodingAgents at scale
Context 400K (272K input / 128K output).
Last checked Verified
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