OpenAI: GPT-5.4 Pro

Public pricingIntelligence 83/100Huge memory視覚深い思考ツール利用

OpenAI: GPT-5.4 Pro は マルチモーダル モデルで、マルチモーダル推論と分析 に向いています。マルチモーダル入力処理、深い推論と計画、1M+ tokensのコンテキスト、プレミアムの特性を組み合わせ、マルチモーダル推論と分析 で安定した動作を支えます。精度・文脈・制御 が重要な場面に合っており、安定した出力、柔軟な導入、拡張性を求めるチームに実用的です。 安定した応答、長い文脈処理、そして試作から本番まで広く使える柔軟さが必要な場面で役立ちます。 安定した応答、長い文脈処理、そして試作から本番まで広く使える柔軟さが必要な場面で役立ちます。 安定した応答、長い文脈処理、そして試作から本番まで広く使える柔軟さが必要な場面で役立ちます。 安定した応答、長い文脈処理、そして試作から本番まで広く使える柔軟さが必要な場面で役立ちます。

Input

$30.00/1M

Output

$180.00/1M

Cached

$3.00/1M

Batch

$15.00/1M

Calculate your GPT-5.4 Pro bill.

Set your workload — see cost at your exact volume.

What would GPT-5.4 Pro cost you?

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1,00010,00050,000250,0001M10M

Technical specifications

GPT-5.4 Pro at a glance.

Memory

1,050,000

tokens

Max reply

128,000

tokens

Memory tier

Huge

multiple books or whole repositories

Tokenizer

tiktoken-o200k

Released

Mar 2026

Training cutoff

Aug 2025

Availability

Public pricing

Status

active

Benchmarks

Quality benchmarks

Independent evaluations from public leaderboards. Higher is better.

  • gpqa_diamond

    94.6

  • frontiermath_tier_4

    37.5

  • humanitys_last_exam

    44.32

What it can do

Capabilities & limits.

  • Understands images
  • Deep step-by-step thinking
  • Uses tools / calls functions
  • Strict JSON output
  • Streams replies
  • Fine-tunable on your data

When to pick GPT-5.4 Pro

  • Multi-step reasoning, research agents, or hard math.
  • Screenshot analysis, image understanding, or document OCR.
  • Agentic workflows that call tools or APIs.
  • Long documents, full codebases, or extensive chat histories.

When to look elsewhere

  • Very latency-sensitive, real-time apps where every millisecond counts.

Alternatives

Similar models to compare.

FAQ

GPT-5.4 Pro — the questions we see most.

Pricing, capabilities, alternatives — generated from the same data that powers the calculator above.

Get instant answers from our AI agent

At a typical workload of 50,000 conversations a month with 1,500-token prompts and 800-token replies, GPT-5.4 Pro costs roughly $9,450 per month. Input is $30.00 /1M tokens and output is $180.00 /1M tokens.
GPT-5.4 Pro has a 1,050,000-token context window (huge memory — multiple books or whole repositories). That means you can fit about 196,875 words of input and history in a single call.
Beyond text generation, GPT-5.4 Pro supports understanding images, deep step-by-step reasoning, calling functions / tools, strict JSON output, fine-tuning on your own data. It streams replies by default.
GPT-5.4 Pro was released in March 2026, with training data cut off around August 2025.
Models in a similar class include GPT-5.2 Pro, o3 Pro, GPT-5 Pro. The "Similar models" section below this FAQ links into each.

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