What is the difference between GPT-4.1 Nano and Grok 4?

GPT-4.1 Nano is developed by OpenAI while Grok 4 is developed by xAI. GPT-4.1 Nano has a 1.0M token context window vs Grok 4's 256K. in 3 community votes on Rival, Grok 4 wins 100% of head-to-head matchups. These results are based on blind head-to-head voting across 53 challenges.

Which is better, GPT-4.1 Nano or Grok 4?

Based on 3 community votes on Rival, Grok 4 wins 100% of head-to-head matchups against GPT-4.1 Nano. Grok 4 is strongest in Image Generation.

How much does GPT-4.1 Nano cost compared to Grok 4?

GPT-4.1 Nano costs $0.1/M input tokens and Grok 4 costs $3/M input tokens. GPT-4.1 Nano is $2.90/M cheaper per input. The more expensive model wins 100% of duels, so the premium may be justified by quality.

How are GPT-4.1 Nano vs Grok 4 votes collected on Rival?

Rival presents both models' outputs side-by-side in blind duels. Voters see the responses but don't know which model produced each one, eliminating brand bias. 3 votes have been collected for this pair across 53 challenges. All vote data is part of Rival's open dataset.

What is the difference between GPT-4.1 Nano and Grok 4?

GPT-4.1 Nano is developed by OpenAI while Grok 4 is developed by xAI. GPT-4.1 Nano has a 1.0M token context window vs Grok 4's 256K. in 3 community votes on Rival, Grok 4 wins 100% of head-to-head matchups. These results are based on blind head-to-head voting across 53 challenges.

Which is better, GPT-4.1 Nano or Grok 4?

Based on 3 community votes on Rival, Grok 4 wins 100% of head-to-head matchups against GPT-4.1 Nano. Grok 4 is strongest in Image Generation.

How much does GPT-4.1 Nano cost compared to Grok 4?

GPT-4.1 Nano costs $0.1/M input tokens and Grok 4 costs $3/M input tokens. GPT-4.1 Nano is $2.90/M cheaper per input. The more expensive model wins 100% of duels, so the premium may be justified by quality.

How are GPT-4.1 Nano vs Grok 4 votes collected on Rival?

Rival presents both models' outputs side-by-side in blind duels. Voters see the responses but don't know which model produced each one, eliminating brand bias. 3 votes have been collected for this pair across 53 challenges. All vote data is part of Rival's open dataset.

GPT-4.1 Nano vs Grok 4: Which Is Better?

Updated Jul 2025

Our Verdict

Grok 4Winner

GPT-4.1 NanoRunner-up

Pick Grok 4. In 3 blind votes, Grok 4 wins 100% of the time. That's not luck.

Grok 4 particularly excels in Image Generation. GPT-4.1 Nano is 38x cheaper per token — worth considering if cost matters.

Clear winner

What do GPT-4.1 Nano and Grok 4 say about your brand?

10 models, one question, verbatim receipts.

or peek at a demo: Notion Linear Vercel

API pricing

Cost per 1M tokens

GPT-4.1 Nano

Input

$0.10

30× cheaper

Output

$0.40

38× cheaper

Grok 4

Input

$3.00

Output

$15.00

GPT-4.1 Nano is cheaper on both — 30× input, 38× output

Writing DNA

Style Comparison

Similarity

57%

Grok 4 uses 7.0x more emoji

GPT-4.1 Nano

Grok 4

57%Vocabulary53%

25wSentence Length18w

0.72Hedging0.67

5.6Bold2.7

4.9Lists2.7

0.00Emoji0.07

0.71Headings0.86

0.22Transitions0.04

Based on 24 + 21 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

GPT-4.1 Nano vs MiniMax M3New provider

GPT-4.1 Nano vs Ox AlphaNew provider

GPT-4.1 Nano vs Claude Sonnet 4New provider

Updated Jul 2025

Our Verdict

Grok 4Winner

GPT-4.1 NanoRunner-up

Pick Grok 4. In 3 blind votes, Grok 4 wins 100% of the time. That's not luck.

Grok 4 particularly excels in Image Generation. GPT-4.1 Nano is 38x cheaper per token — worth considering if cost matters.

Clear winner

What do GPT-4.1 Nano and Grok 4 say about your brand?

10 models, one question, verbatim receipts.

or peek at a demo: Notion Linear Vercel

API pricing

Cost per 1M tokens

GPT-4.1 Nano

Input

$0.10

30× cheaper

Output

$0.40

38× cheaper

Grok 4

Input

$3.00

Output

$15.00

GPT-4.1 Nano is cheaper on both — 30× input, 38× output

Writing DNA

Style Comparison

Similarity

57%

Grok 4 uses 7.0x more emoji

GPT-4.1 Nano

Grok 4

57%Vocabulary53%

25wSentence Length18w

0.72Hedging0.67

5.6Bold2.7

4.9Lists2.7

0.00Emoji0.07

0.71Headings0.86

0.22Transitions0.04

Based on 24 + 21 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

GPT-4.1 Nano vs MiniMax M3New provider

GPT-4.1 Nano vs Ox AlphaNew provider

GPT-4.1 Nano vs Claude Sonnet 4New provider