Model Price Index
Updated 2026-07-14 · Changelog

GPT-5.4 nano

OpenAI

Cheapest GPT-5.4-class model for simple, high-volume tasks

$0.20

Input

$1.25

Output

per 1M tokens

Ratesper 1M tokens

Input$0.20
Output$1.25
Cache Read$0.02
Batch Input$0.10
Batch Output$0.625

Estimate Your Monthly Cost

A request with input and output tokens, requests / month at a % cache hit rate $39.25/mo

Compare all models at this workload →

Excludes cache writes and batch discounts.

Also routable via OpenRouter at the same list price. OpenRouter adds a 5.5% platform fee on pay-as-you-go credits (verified 2026-07-08).

Specifications

API Model IDgpt-5.4-nano
Context Window400K tokens
Max Output128K tokens
Modalitiestext · image
Capabilitiestool-use · streaming · json-mode · vision · code

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