GPT-5 nano

$0.05
Input / MTok
$0.4
Output / MTok
$0.005
Cache read / MTok

API identifier gpt-5-nano · vendor pricing page

Full price sheet

MetricUSD / million tokens
Input$0.05
Output$0.4
Cache read$0.005

Price history

ObservedMetric Price
2026-08-07 12:06:21 Input $0.05
2026-08-07 12:06:21 Output $0.4
2026-08-07 12:06:21 Cache read $0.005

Current prices are free and always will be. The full series — every observation since we started watching, which nobody can reconstruct after the fact — is the part Pro pays for.

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