How much does gpt-5-nano cost?

gpt-5-nano costs $0.05 per 1M input tokens and $0.40 per 1M output tokens. Prices are sourced from official OpenAI documentation.

Is gpt-5-nano available via API?

Yes. gpt-5-nano is available via the ChatGPT API. Tickerr monitors its uptime and latency every 5 minutes.

Operational· provider status page

Input

$0.05

Output

$0.40

Cached input

$0.0050

Batch input

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Effective from Apr 30, 2026. Source: official provider documentation.

Estimated monthly cost · 70% input / 30% output split

cheapestgpt-5-nano$0.155

babbage-002$0.400

ft:babbage-002$1.60

davinci-002$2.00

codex-mini-latest$2.85

chatgpt-4o-latest$8.00