OpenAI: GPT-5.4 Pro

Name: OpenAI: GPT-5.4 Pro
Price: 30 USD
Author: OpenRouter

proprietary

GPT-5.4 Pro is OpenAI's most advanced model, building on GPT-5.4's unified architecture with enhanced reasoning capabilities for complex, high-stakes tasks.

Intelligence

Reasoning

Speed

Context

1.1M

Max output

128K

Input price

$30/1M tokens

Output price

$180/1M tokens

Capabilities

Show unsupported (3)

Reasoning & Interaction

Reasoning

Tool Calling

Output Control

Structured Output

JSON Mode

Infrastructure

Streaming

Details

Model IDopenai/gpt-5.4-pro

ProviderOpenRouter

CreatorOpenAI

Familygpt-5.4

Licenseproprietary

Statusactive

Typechat

Input modalitiestext, image

Output modalitiestext

Open weightNo

Parameters—

Architecture—

Context window1.1M tokens

Max input—

Max output128K tokens

Reasoning tokensYes

Knowledge cutoff2025-08

Release date2026-03-05

Sourceofficial

Tools

Function Callingfunction_calling

Call external functions and APIs

Pricing

Input

$30

Output

$180

Cache write

—

Cache read

—

Batch in

—

Batch out

—

Family Comparison: gpt-5.4

Model	Caps	Perf	Speed	Context	Max out	Pricing
OpenAI: GPT-5.4 Nano (batch)	RTJJM	—	—	400K	128K	$0.1$0.63
OpenAI: GPT-5.4 Nano	RTJJMSB	—	—	400K	128K	$0.2$1.25
OpenAI: GPT-5.4 Mini (batch)	RTJJM	—	—	400K	128K	$0.38$2.25
OpenAI: GPT-5.4 Mini	RTJJMSB	—	—	400K	128K	$0.75$4.5
OpenAI: GPT-5.4 (batch)	RTJJM	—	—	1.1M	128K	$1.25$7.5
OpenAI: GPT-5.4	RTJJMSB	—	—	1.1M	128K	$2.5$15
OpenAI: GPT-5.4 Image 2	RJJM	—	—	272K	128K	$8$15
OpenAI: GPT-5.4 Pro (batch)	RTJJM	—	—	1.1M	128K	$15$90
OpenAI: GPT-5.4 Pro	RTJJMS	—	—	1.1M	128K	$30$180

API

GET/v1/models/openrouter/openai/gpt-5.4-pro