OpenAI: GPT-5.4

Public pricingIntelligence 80/100Huge memoryVisionRéflexion approfondieOutils

OpenAI: GPT-5.4 est un modèle multimodal conçu pour codage, débogage et travail technique. Il associe la gestion multimodale des entrées et de bonnes performances en codage, un contexte de 1M+ tokens et un profil premium pour un travail fiable sur coding, debugging, and technical writing.

Input

$2.50/1M

Output

$15.00/1M

Cached

$0.25/1M

Batch

$1.25/1M

Calculate your GPT-5.4 bill.

Set your workload — see cost at your exact volume.

What would GPT-5.4 cost you?

Adjust the workload to see your monthly bill.

1,00010,00050,000250,0001M10M

Technical specifications

GPT-5.4 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.

  • aa_intelligence_index

    57

  • frontiermath_tier_4

    27.1

  • gpqa_diamond

    74.8

  • humanitys_last_exam

    36.24

  • swe_bench_verified

    80

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

  • 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 — 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 costs roughly $788 per month. Input is $2.50 /1M tokens and output is $15.00 /1M tokens.
GPT-5.4 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 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 was released in March 2026, with training data cut off around August 2025.
Models in a similar class include GPT-5 Image Mini, o3, o4 Mini Deep Research. The "Similar models" section below this FAQ links into each.

Still unsure?

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