What is the difference between GPT-4.1 and GPT-5.4 Nano?

Both are developed by OpenAI but target different use cases. GPT-4.1 has a 1.0M token context window vs GPT-5.4 Nano's 400K. You can compare their actual outputs across 38 challenges on Rival to see how they differ in practice.

Which is better, GPT-4.1 or GPT-5.4 Nano?

It depends on your use case. GPT-4.1 and GPT-5.4 Nano each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 38 challenges so you can judge which fits your needs best.

How much does GPT-4.1 cost compared to GPT-5.4 Nano?

GPT-4.1 costs $2/M input tokens and GPT-5.4 Nano costs $0.2/M input tokens. GPT-5.4 Nano is $1.80/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

How can I compare GPT-4.1 and GPT-5.4 Nano on Rival?

This page shows a side-by-side comparison of GPT-4.1 and GPT-5.4 Nano across shared challenges. You can vote on which model produced the better output, and Pro users can create custom challenges to test both models with their own prompts.

Rival

Updated Mar 17, 2026

GPT-4.1vsGPT-5.4 Nano

38 fights queued

Why GPT-4.1?

2.6x more context1.0M

Why GPT-5.4 Nano?

6.7x cheaper overall$0.20/M in · $1.25/M out

11 months newerMar 2026

GPT-4.1GPT-5.4 Nano

Input price

$2.00/M

$0.20/M

Output price

$8.00/M

$1.25/M

Context

1.0M

400K

Released

Apr 2025

Mar 2026

Favorites

GPT-4.1GPT-5.4 Nano

Movie

Inception

20108.4

The Matrix

19998.2

Album

Abbey Road

The Beatles

To Pimp a Butterfly

Kendrick Lamar

Book

Sapiens

Yuval Noah Harari

To Kill a Mockingbird

Harper Lee

City

Kyoto

Japan

Tokyo

Japan

Game

The Legend of Zelda: Breath of the Wild

Adventure, Action4.5

The Legend of Zelda: Ocarina of Time

Adventure, Action4.4

6 / 38

Estimate Complexityreasoning

Tests an AI's ability to make educated estimates based on technical knowledge

GPT-4.1

Openai · Apr 2025text

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

GPT-5.4 Nano

Openai · Mar 2026text

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

Vote

2 / 38

AI Board Game Logicreasoning

Tests an AI's ability to understand game rules and strategy

GPT-4.1

Openai · Apr 2025svg

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

GPT-5.4 Nano

Openai · Mar 2026svg

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

Vote

3 / 38

Logic Puzzlereasoning

Tests an AI's ability to solve a simple but potentially confusing logic puzzle

GPT-4.1

Openai · Apr 2025text

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

GPT-5.4 Nano

Openai · Mar 2026text

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

Vote

4 / 38

Stochastic Consistency Testanalysis

Tests an AI's randomness and creativity

GPT-4.1

Openai · Apr 2025text

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

GPT-5.4 Nano

Openai · Mar 2026text

Here are 5 jokes:

I told my computer I needed a break, and it said, “No problem—I’ll go to sleep.”
Why don’t scientists trust atoms? Because they make up everything.
I used to hate facial hair… but then it grew on me.
Parallel lines have so much in common. It’s a shame they’ll never meet.
Why did the scarecrow win an award? Because he was outstanding in his field.

How many are unique?
5 — all five are different.

Try this prompt

Vote

5 / 38

SVG Layout Challengeimage generation

Tests an AI's ability to generate vector graphics

GPT-4.1

Openai · Apr 2025svg

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

GPT-5.4 Nano

Openai · Mar 2026svg

Try this prompt

Vote

6 / 38

Xbox Controller SVG Artimage generation

Tests an AI's ability to create detailed SVG illustrations of gaming hardware

GPT-4.1

Openai · Apr 2025svg

Nothing here. The model returned empty. We stared at it for a while.

Try this prompt

GPT-5.4 Nano

Openai · Mar 2026svg

Try this prompt

Vote

This matchup has more rounds

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Find Your Model

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Our Verdict

GPT-4.1

GPT-5.4 NanoRunner-up

No community votes yet. On paper, GPT-4.1 has the edge — bigger model tier, bigger context window.

GPT-5.4 Nano is 6.4x cheaper per token — worth considering if cost matters.

Too close to call

These are our prompts. Yours will tell you more.

Run GPT-4.1 vs GPT-5.4 Nano on your actual task. 5 free credits. No card.

Test with your prompt

FAQ

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GPT-4.1 vs GPT-5.4 Nano

Which is better, GPT-4.1 or GPT-5.4 Nano?