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High Reasoning

GPT 5.4 Mini

GPT-5.4 Mini is a compact, cost-efficient powerhouse from OpenAI, distilling frontier-level intelligence for professional knowledge work like coding, data analysis, agentic workflows, and software automation. With stronger reasoning, native computer use, and reliable performance on high-volume tasks, it delivers faster, more accurate results without breaking the bank.

400k Context
High Intelligence
Aug '25 Knowledge

Available for Chat, Vision, and File Uploads.

Performance Benchmarks

SWE-Bench Pro
54.38%
HumanEval
~91%
MMLU
~87%

How do you want to interact?

Start a Conversation

Ask anything.
Have a natural conversation, brainstorm ideas, draft emails, or ask for advice.

Start Chatting

Use a Persona

Specialized Experts.
Instruct the AI to act as a Coding Tutor, Marketing Expert, or Travel Guide.

Pick a Persona

Why use GPT 5.4 Mini?

Superior Coding Assistance

Advanced coding and refactoring with high benchmarks like 54.4% on SWE-Bench Pro and 60% on Terminal-Bench 2.0

Multimodal Understanding

Supports text and image inputs for reasoning, instruction following, and multimodal tasks with 400K context window

Computer Use & Tool Calling

Enables agentic functions like tool search, web search, and computer interactions for autonomous workflows

Capability Examples

Coding Agent
Write a Python function to solve the Fibonacci sequence up to n terms efficiently.
def fibonacci(n): if n <= 0: return [] a, b = 0, 1 seq = [a] for _ in range(n-1): seq.append(b) a, b = b, a + b return seq # Memoized version available on request for larger n.
Image Analysis
Describe this image: [imagine a photo of a red sports car on a mountain road at sunset].
The image shows a sleek red sports car speeding along a winding mountain road during sunset. Golden light illuminates rocky cliffs and pine trees in the background, with dramatic shadows emphasizing the curves and speed.

How to use

1
Go to Chat

Navigate to the "AI Chat" page.

2
Select Model

Ensure GPT 5.4 Mini is selected.

3
Type Prompt

Ask a question or paste code.

4
Interact

Refine the answer by replying to the AI.

Compare LLMs Side-by-Side

Is GPT 5.4 Mini better than Claude 3.5 or Gemini? Test same prompts simultaneously in the Chat Playground.

Open Chat Playground

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