Back to gpt-pro
OpenAI /

GPT-5.4 Pro
GPT-5.4 Pro

API OnlyChat & ReasoningtextimageUpdated March 5, 2026
Some details or benchmark scores on this page are self-reported by developers and unconfirmed.

GPT-5.4 Pro

📌 Model Overview

More exact GPT-5.4 tier for demanding professional reasoning and agent tasks

GPT-5.4 Pro is a Api Only model developed by OpenAI, released on 2026-03-05. It is designed primarily for Chat Reasoning workloads. Featuring a 1.1M tokens context window and Undisclosed parameter count, it offers robust performance for enterprise integration, developers, and researchers.


✨ Key Features & Capabilities

Specification Table
FeatureDescription
Context Window1.1M tokens capacity for extended prompts and multi-turn workflows
Primary TaskOptimized for Chat Reasoning
Deploymentapi-only
Modalitytext, image
Max OutputMax Output: 128K tokens
Native reasoning capabilityNative reasoning capability
Tool / function calling supportTool / function calling support

⚙️ Technical Specifications

Specification Table
SpecificationDetails
Developer / LabOpenAI
Release Date2026-03-05
Model TypeApi Only
ParametersUndisclosed
Context Window1.1M tokens
LicenseProprietary
Model Familygpt-pro

📊 Benchmarks & Performance

Specification Table
BenchmarkScoreSource
GPQA Diamond94.4 (accuracy)Independent Eval
Humanity's Last Exam42.7 (accuracy)Independent Eval
Humanity's Last Exam58.7 (accuracy)Independent Eval
BrowseComp89.3 (accuracy)Independent Eval
GDPval82 (wins or ties)Independent Eval
FrontierMath50 (accuracy)Independent Eval
FrontierMath38 (accuracy)Independent Eval
ARC-AGI-194.5 (accuracy)Independent Eval
ARC-AGI-283.3 (accuracy)Independent Eval
FinanceAgent61.5 (accuracy)Independent Eval
GeneBench25.6 (accuracy)Independent Eval

💰 Pricing

Specification Table
Tier / UnitRate (USD)
1M input tokens$27
1M output tokens$160

📜 License & Usage

This model is governed by the Proprietary license. Please check official developer guidelines before commercial deployment.

Key Features

Max Output: 128K tokens

Feature 01

Native reasoning capability

Feature 02

Tool / function calling support

Feature 03

You might also want to compare

Verified Sources

Tags

reasoningtool-calling

Model Specs

api-only

Parameters

Undisclosed

Context Window

1.1M tokens

License

Proprietary

Deployment

api-only

Pricing

  • 1M input tokens$27
  • 1M output tokens$160

as of 2026-07-26

Lineage

Model Family

Part of the gpt-pro family

Curator Notes

Skeleton entry imported from models.dev backfill (2026-07-26). Needs manual enrichment and primary-source verification.

Compare Specs

Compare parameters, context windows, modalities, and benchmark scores of this model side-by-side with others.

Compare Model