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Spec / Metric	GPT-4o-mini OpenAI	GPT-5 Nano OpenAI
Provider	OpenAI	OpenAI
Context Window	128,000	400,000
Input Price / 1M	$0.150000	$0.050000 ★
Output Price / 1M	$0.600000	$0.400000 ★
Est. Cost / Month (1000 rpd)	$13.50	$7.50 ★
Modalities	text, image, file	text, image, file

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Flagship frontier: GPT vs Claude vs Gemini Budget workhorses: Strong models under ~$1/1M in Free tier: Zero-cost endpoints

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