GPT 5.4 Mini

Name: GPT 5.4 Mini
Price: 0.1125 USD
Availability: InStock
Author: openai

gpt-5.4-miniopenaiAvailableReleased 2026-03-15

Smallest GPT-5.4-class Codex model for high-volume and latency-sensitive coding — completions, light agent loops, and cost-sensitive batch work.

TextToolsThinkingThinking: low, medium, high, xhigh

Context

272K

This is the context limit available through the shared pool and may differ from the provider’s full API window.

Max output

64K

Input pricing

Official $0.750/M

Our price $0.112/M

85% off

Pricing comparison

Official vs pool price (rate 0.15x)

Tier	Official	Our price	Discount
Input	$0.750/M	$0.112/M	-85%
Output	$4.50/M	$0.675/M	-85%
Cache read	$0.075/M	$0.011/M	-85%
Cache write	$0.750/M(Same as Input)	$0.112/M	-85%

Token Codex pool

Available

/v1/responses

Provider	Route	Status
Token Codex pool	/v1/responses	Available

GPT 5.4 Mini