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GPT-5.4 Nano

Cheapest GPT-5.4-class model for simple high-volume tasks like classification and data extraction.

400K context·$0.20 in·$1.25 out·Mar 2026 release·Vision, Reasoning, Tools / functions, Web search, Image output

Available on

Providers

Where GPT-5.4 Nano runs in Big-AGI, with each service's own model ID and USD-per-1M-token rates. The summary above prefers the creator's claim; rates below are each service's own.

ServiceModel IDContextInputOutputCache read

OpenAI

creator

gpt-5.4-nano

400K

$0.20

$1.25

$0.02

OpenRouter

delisted

openai/gpt-5.4-nano:batch

400K

$0.10

$0.63

$0.01

openai/gpt-5.4-nano

400K

$0.20

$1.25

$0.02

Specs as reported by each service · usage over the last 2 days · refreshed hourly

Run GPT-5.4 Nano in Big-AGI.

Connect your own key on any of the services above, at their rates, no markup - and run it side by side with every other model.

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