What is the difference between DeepSeek R1 and GPT-4o (Omni)?

DeepSeek R1 is developed by DeepSeek while GPT-4o (Omni) is developed by OpenAI. DeepSeek R1 has a 128K token context window vs GPT-4o (Omni)'s 128K. in 2 community votes on Rival, GPT-4o (Omni) wins 100% of head-to-head matchups. These results are based on blind head-to-head voting across 53 challenges.

Which is better, DeepSeek R1 or GPT-4o (Omni)?

Based on 2 community votes on Rival, GPT-4o (Omni) wins 100% of head-to-head matchups against DeepSeek R1.

How much does DeepSeek R1 cost compared to GPT-4o (Omni)?

DeepSeek R1 costs $0.55/M input tokens and GPT-4o (Omni) costs $2.5/M input tokens. DeepSeek R1 is $1.95/M cheaper per input. The more expensive model wins 100% of duels, so the premium may be justified by quality.

How are DeepSeek R1 vs GPT-4o (Omni) 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. 2 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 DeepSeek R1 and GPT-4o (Omni)?

DeepSeek R1 is developed by DeepSeek while GPT-4o (Omni) is developed by OpenAI. DeepSeek R1 has a 128K token context window vs GPT-4o (Omni)'s 128K. in 2 community votes on Rival, GPT-4o (Omni) wins 100% of head-to-head matchups. These results are based on blind head-to-head voting across 53 challenges.

Which is better, DeepSeek R1 or GPT-4o (Omni)?

Based on 2 community votes on Rival, GPT-4o (Omni) wins 100% of head-to-head matchups against DeepSeek R1.

How much does DeepSeek R1 cost compared to GPT-4o (Omni)?

DeepSeek R1 costs $0.55/M input tokens and GPT-4o (Omni) costs $2.5/M input tokens. DeepSeek R1 is $1.95/M cheaper per input. The more expensive model wins 100% of duels, so the premium may be justified by quality.

How are DeepSeek R1 vs GPT-4o (Omni) 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. 2 votes have been collected for this pair across 53 challenges. All vote data is part of Rival's open dataset.

DeepSeek R1 vs GPT-4o (Omni): Which Is Better?

Updated Feb 2025

Our Verdict

GPT-4o (Omni)Winner

DeepSeek R1Runner-up

Pick GPT-4o (Omni). In 2 blind votes, GPT-4o (Omni) wins 100% of the time. That's not luck.

DeepSeek R1 is 4.6x cheaper per token — worth considering if cost matters.

Clear winner

API pricing

Cost per 1M tokens

DeepSeek R1

Input

$0.55

4.5× cheaper

Output

$2.19

4.6× cheaper

GPT-4o (Omni)

Input

$2.50

Output

$10.00

DeepSeek R1 is cheaper on both — 4.5× input, 4.6× output

Writing DNA

Style Comparison

Similarity

72%

GPT-4o (Omni) uses 2.2x more headings

DeepSeek R1

GPT-4o (Omni)

62%Vocabulary54%

15wSentence Length18w

0.52Hedging0.72

8.0Bold7.3

5.7Lists5.6

0.04Emoji0.03

0.62Headings1.40

0.28Transitions0.26

Based on 22 + 24 text responses

Research

What we learned reading every model

DeepSeek R1 and GPT-4o (Omni) 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

GPT-4o (Omni) vs MiniMax M3New provider

DeepSeek R1 vs Llama 4 MaverickNew provider

DeepSeek R1 vs GPT-5Cross-provider

Updated Feb 2025

Our Verdict

GPT-4o (Omni)Winner

DeepSeek R1Runner-up

Pick GPT-4o (Omni). In 2 blind votes, GPT-4o (Omni) wins 100% of the time. That's not luck.

DeepSeek R1 is 4.6x cheaper per token — worth considering if cost matters.

Clear winner

API pricing

Cost per 1M tokens

DeepSeek R1

Input

$0.55

4.5× cheaper

Output

$2.19

4.6× cheaper

GPT-4o (Omni)

Input

$2.50

Output

$10.00

DeepSeek R1 is cheaper on both — 4.5× input, 4.6× output

Writing DNA

Style Comparison

Similarity

72%

GPT-4o (Omni) uses 2.2x more headings

DeepSeek R1

GPT-4o (Omni)

62%Vocabulary54%

15wSentence Length18w

0.52Hedging0.72

8.0Bold7.3

5.7Lists5.6

0.04Emoji0.03

0.62Headings1.40

0.28Transitions0.26

Based on 22 + 24 text responses

Research

What we learned reading every model

DeepSeek R1 and GPT-4o (Omni) 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

GPT-4o (Omni) vs MiniMax M3New provider

DeepSeek R1 vs Llama 4 MaverickNew provider

DeepSeek R1 vs GPT-5Cross-provider