What is the difference between GPT-4.5 and Mistral Nemo?

GPT-4.5 is developed by OpenAI while Mistral Nemo is developed by Mistral AI. GPT-4.5 has a 128K token context window vs Mistral Nemo's 128K. You can compare their actual outputs across 24 challenges on Rival to see how they differ in practice.

Which is better, GPT-4.5 or Mistral Nemo?

It depends on your use case. GPT-4.5 and Mistral Nemo each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 24 challenges so you can judge which fits your needs best.

How much does GPT-4.5 cost compared to Mistral Nemo?

GPT-4.5 costs $75/M input tokens and Mistral Nemo costs $0.03/M input tokens. Mistral Nemo is $74.97/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-4.5 and Mistral Nemo on Rival?

This page shows a side-by-side comparison of GPT-4.5 and Mistral Nemo across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

What is the difference between GPT-4.5 and Mistral Nemo?

GPT-4.5 is developed by OpenAI while Mistral Nemo is developed by Mistral AI. GPT-4.5 has a 128K token context window vs Mistral Nemo's 128K. You can compare their actual outputs across 24 challenges on Rival to see how they differ in practice.

Which is better, GPT-4.5 or Mistral Nemo?

It depends on your use case. GPT-4.5 and Mistral Nemo each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 24 challenges so you can judge which fits your needs best.

How much does GPT-4.5 cost compared to Mistral Nemo?

GPT-4.5 costs $75/M input tokens and Mistral Nemo costs $0.03/M input tokens. Mistral Nemo is $74.97/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-4.5 and Mistral Nemo on Rival?

This page shows a side-by-side comparison of GPT-4.5 and Mistral Nemo across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

GPT-4.5 vs Mistral Nemo: Which Is Better?

Updated Feb 2025

Our Verdict

GPT-4.5

Mistral NemoRunner-up

No community votes yet. On paper, GPT-4.5 has the edge — bigger model tier, newer, major provider backing.

Mistral Nemo is 2143x cheaper per token — worth considering if cost matters.

Slight edge

API pricing

Cost per 1M tokens

GPT-4.5

Input

$75.00

Output

$150.00

Mistral Nemo

Input

$0.03

2500× cheaper

Output

$0.07

2143× cheaper

Mistral Nemo is cheaper on both — 2500× input, 2143× output

Writing DNA

Style Comparison

Similarity

60%

GPT-4.5 uses 129.6x more headings

GPT-4.5

Mistral Nemo

63%Vocabulary46%

16wSentence Length19w

0.57Hedging1.08

4.7Bold3.6

6.4Lists8.0

0.00Emoji0.00

1.30Headings0.00

0.54Transitions0.17

Based on 11 + 10 text responses

Research

What we learned reading every model

GPT-4.5 and Mistral Nemo have opinions about your brand too.Ask 10 models what they tell people about you. Verbatim receipts.Run the mirror

FAQ

Common questions

Keep exploring

More comparisons

Mistral Nemo vs MiniMax M3New provider

Mistral Nemo vs Llama 4 MaverickNew provider

Mistral Nemo vs GPT-5Cross-provider

Updated Feb 2025

Our Verdict

GPT-4.5

Mistral NemoRunner-up

No community votes yet. On paper, GPT-4.5 has the edge — bigger model tier, newer, major provider backing.

Mistral Nemo is 2143x cheaper per token — worth considering if cost matters.

Slight edge

API pricing

Cost per 1M tokens

GPT-4.5

Input

$75.00

Output

$150.00

Mistral Nemo

Input

$0.03

2500× cheaper

Output

$0.07

2143× cheaper

Mistral Nemo is cheaper on both — 2500× input, 2143× output

Writing DNA

Style Comparison

Similarity

60%

GPT-4.5 uses 129.6x more headings

GPT-4.5

Mistral Nemo

63%Vocabulary46%

16wSentence Length19w

0.57Hedging1.08

4.7Bold3.6

6.4Lists8.0

0.00Emoji0.00

1.30Headings0.00

0.54Transitions0.17

Based on 11 + 10 text responses

Research

What we learned reading every model

GPT-4.5 and Mistral Nemo have opinions about your brand too.Ask 10 models what they tell people about you. Verbatim receipts.Run the mirror

FAQ

Common questions

Keep exploring

More comparisons

Mistral Nemo vs MiniMax M3New provider

Mistral Nemo vs Llama 4 MaverickNew provider

Mistral Nemo vs GPT-5Cross-provider