GPT-4.1 Mini vs GPT-4o mini

Compare GPT-4.1 Mini and GPT-4o mini, both from OpenAI, context windows of 1.0M vs 128K, tested across 38 shared challenges. Updated April 2026.

Which is better, GPT-4.1 Mini or GPT-4o mini?

GPT-4.1 Mini and GPT-4o mini are both competitive models. GPT-4.1 Mini costs $0.4/M input tokens vs $0.15/M for GPT-4o mini. Context windows: 1048K vs 128K tokens. Compare their real outputs side by side below.

Key Differences Between GPT-4.1 Mini and GPT-4o mini

GPT-4.1 Mini is made by openai while GPT-4o mini is from openai. GPT-4.1 Mini has a 1048K token context window compared to GPT-4o mini's 128K. On pricing, GPT-4.1 Mini costs $0.4/M input tokens vs $0.15/M for GPT-4o mini.

Our Verdict
GPT-4.1 Mini
GPT-4.1 Mini
GPT-4o mini
GPT-4o miniRunner-up

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

Slight edge
Writing DNA

Style Comparison

Similarity
95%

GPT-4o mini uses 1.8x more hedging

GPT-4.1 Mini
GPT-4o mini
59%Vocabulary54%
19wSentence Length18w
0.46Hedging0.84
4.7Bold3.8
4.9Lists3.3
0.00Emoji0.00
0.76Headings1.03
0.17Transitions0.23
Based on 23 + 22 text responses
vs

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GPT-4.1 MiniGPT-4o mini

279 AI models invented the same fake scientist.

We read every word. 250 models. 2.14 million words. This is what we found.

AI Hallucination Index 2026
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