What is the difference between o1 and o3 Mini?

Both are developed by OpenAI but target different use cases. o1 has a 128K token context window vs o3 Mini's 64K. These results are based on blind head-to-head voting across 54 challenges.

Which is better, o1 or o3 Mini?

Based on 2 community votes on Rival, o1 and o3 Mini are closely matched with similar win rates. The better choice depends on your specific use case. Compare their real outputs side-by-side across 54 challenges to decide.

How much does o1 cost compared to o3 Mini?

o1 costs $15/M input tokens and o3 Mini costs $1.1/M input tokens. o3 Mini is $13.90/M cheaper per input. The more expensive model wins 50% of duels, so the premium may be justified by quality.

How are o1 vs o3 Mini 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 54 challenges. All vote data is part of Rival's open dataset.

What is the difference between o1 and o3 Mini?

Both are developed by OpenAI but target different use cases. o1 has a 128K token context window vs o3 Mini's 64K. These results are based on blind head-to-head voting across 54 challenges.

Which is better, o1 or o3 Mini?

Based on 2 community votes on Rival, o1 and o3 Mini are closely matched with similar win rates. The better choice depends on your specific use case. Compare their real outputs side-by-side across 54 challenges to decide.

How much does o1 cost compared to o3 Mini?

o1 costs $15/M input tokens and o3 Mini costs $1.1/M input tokens. o3 Mini is $13.90/M cheaper per input. The more expensive model wins 50% of duels, so the premium may be justified by quality.

How are o1 vs o3 Mini 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 54 challenges. All vote data is part of Rival's open dataset.

o1 vs o3 Mini: Which Is Better?

Updated Dec 2024

Our Verdict

o1Winner

o3 MiniRunner-up

Votes are tied. o1 has a 128K context window vs 64K — handles longer documents.

o3 Mini is 14x cheaper per token — worth considering if cost matters.

Too close to call

API pricing

Cost per 1M tokens

Input

$15.00

Output

$60.00

o3 Mini

Input

$1.10

14× cheaper

Output

$4.40

14× cheaper

o3 Mini is cheaper on both — 14× input, 14× output

Writing DNA

Style Comparison

Similarity

74%

o1 uses 1.5x more lists

o3 Mini

64%Vocabulary65%

16wSentence Length17w

0.76Hedging0.74

5.0Bold3.9

2.6Lists1.7

0.00Emoji0.00

0.44Headings0.47

0.40Transitions0.38

Based on 13 + 12 text responses

Research

What we learned reading every model

o1 and o3 Mini 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

o1 vs MiniMax M3New provider

o1 vs Grok 3New provider

o1 vs Llama 4 MaverickNew provider

Updated Dec 2024

Our Verdict

o1Winner

o3 MiniRunner-up

Votes are tied. o1 has a 128K context window vs 64K — handles longer documents.

o3 Mini is 14x cheaper per token — worth considering if cost matters.

Too close to call

API pricing

Cost per 1M tokens

Input

$15.00

Output

$60.00

o3 Mini

Input

$1.10

14× cheaper

Output

$4.40

14× cheaper

o3 Mini is cheaper on both — 14× input, 14× output

Writing DNA

Style Comparison

Similarity

74%

o1 uses 1.5x more lists

o3 Mini

64%Vocabulary65%

16wSentence Length17w

0.76Hedging0.74

5.0Bold3.9

2.6Lists1.7

0.00Emoji0.00

0.44Headings0.47

0.40Transitions0.38

Based on 13 + 12 text responses

Research

What we learned reading every model

o1 and o3 Mini 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

o1 vs MiniMax M3New provider

o1 vs Grok 3New provider

o1 vs Llama 4 MaverickNew provider