OpenAI: gpt-5.4-mini-20260317

Name: OpenAI: gpt-5.4-mini-20260317
Author: Cloudflare AI Gateway

proprietary

GPT-5.4 Mini brings the strengths of GPT-5.4 to a faster, more efficient

Intelligence

Reasoning

Speed

Context

400K

Max output

128K

Input price

$0.75/1M tokens

Output price

$4.5/1M tokens

Capabilities

Show unsupported (2)

Reasoning & Interaction

Reasoning

Tool Calling

Output Control

Structured Output

JSON Mode

Infrastructure

Streaming

Batch Processing

Details

Model IDopenai/gpt-5.4-mini-20260317

ProviderCloudflare AI Gateway

CreatorOpenAI

Familygpt-5.4

Licenseproprietary

Statusactive

Typechat

Input modalitiestext

Output modalitiestext

Open weightNo

Parameters—

Architecture—

Context window400K tokens

Max input272K tokens

Max output128K tokens

Reasoning tokensYes

Knowledge cutoff2025-08

Release date2026-03-17

Sourceofficial

Pricing

Input

$0.75

Output

$4.5

Cache write

—

Cache read

—

Batch in

—

Batch out

—

Family Comparison: gpt-5.4

Model	Caps	Perf	Speed	Context	Max out	Pricing
Azure OpenAI: gpt-5.4-nano	S	—	—	—	—	$0.2$1.25
OpenAI: gpt-5.4-nano-20260317	RTJJMSB	—	—	400K	128K	$0.2$1.25
OpenAI: gpt-5.4-nano	RTJJMSB	—	—	400K	128K	$0.2$1.25
OpenRouter: openai/gpt-5.4-nano-20260317	S	—	—	—	—	$0.2$1.25
OpenRouter: openai/gpt-5.4-nano	S	—	—	—	—	$0.2$1.25
Azure OpenAI: gpt-5.4-mini	S	—	—	—	—	$0.75$4.5
OpenAI: gpt-5.4-mini-20260317	RTJJMSB	—	—	400K	128K	$0.75$4.5
OpenAI: gpt-5.4-mini	RTJJMSB	—	—	400K	128K	$0.75$4.5
OpenRouter: openai/gpt-5.4-mini-20260317	S	—	—	—	—	$0.75$4.5
OpenRouter: openai/gpt-5.4-mini	S	—	—	—	—	$0.75$4.5
Azure OpenAI: gpt-5.4	S	—	—	—	—	$2.5$15
OpenAI: gpt-5.4-20260305	RTJJMSB	—	—	1.1M	128K	$2.5$15
OpenAI: gpt-5.4	RTJJMSB	—	—	1.1M	128K	$2.5$15
OpenRouter: openai/gpt-5.4-20260305	S	—	—	—	—	$2.5$15
OpenRouter: openai/gpt-5.4	S	—	—	—	—	$2.5$15
Azure OpenAI: gpt-5.4-pro	S	—	—	—	—	$30$180
OpenAI: gpt-5.4-pro-20260305	RTS	—	—	1.1M	128K	$30$180
OpenAI: gpt-5.4-pro	RTS	—	—	1.1M	128K	$30$180
OpenRouter: openai/gpt-5.4-pro-20260305	S	—	—	—	—	$30$180
OpenRouter: openai/gpt-5.4-pro	S	—	—	—	—	$30$180

API

GET/v1/models/cloudflare-ai-gateway/openai/gpt-5.4-mini-20260317

OpenAI: gpt-5.4-mini-20260317

openai/gpt-5.4-mini-20260317

GPT-5.4 Mini brings the strengths of GPT-5.4 to a faster, more efficient

Changes · 3 entries

openai/gpt-5.4-mini-20260317update1cd659eMar 24, 2026, 04:19 AM

modalitiesinput["text"]output["text"]

openai/gpt-5.4-mini-20260317update2b100acMar 23, 2026, 05:30 AM

model_typechat

openai/gpt-5.4-mini-20260317create7a4f1f6Mar 22, 2026, 05:43 AM