What is the difference between Gemini 2.5 Pro Preview 06-05 and o1?

Gemini 2.5 Pro Preview 06-05 is developed by Google AI while o1 is developed by OpenAI. Gemini 2.5 Pro Preview 06-05 has a 1.0M token context window vs o1's 128K. You can compare their actual outputs across 44 challenges on Rival to see how they differ in practice.

Which is better, Gemini 2.5 Pro Preview 06-05 or o1?

It depends on your use case. Gemini 2.5 Pro Preview 06-05 and o1 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 44 challenges so you can judge which fits your needs best.

How much does Gemini 2.5 Pro Preview 06-05 cost compared to o1?

Gemini 2.5 Pro Preview 06-05 costs $1.25/M input tokens and o1 costs $15/M input tokens. Gemini 2.5 Pro Preview 06-05 is $13.75/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 Gemini 2.5 Pro Preview 06-05 and o1 on Rival?

This page shows a side-by-side comparison of Gemini 2.5 Pro Preview 06-05 and o1 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 Gemini 2.5 Pro Preview 06-05 and o1?

Gemini 2.5 Pro Preview 06-05 is developed by Google AI while o1 is developed by OpenAI. Gemini 2.5 Pro Preview 06-05 has a 1.0M token context window vs o1's 128K. You can compare their actual outputs across 44 challenges on Rival to see how they differ in practice.

Which is better, Gemini 2.5 Pro Preview 06-05 or o1?

It depends on your use case. Gemini 2.5 Pro Preview 06-05 and o1 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 44 challenges so you can judge which fits your needs best.

How much does Gemini 2.5 Pro Preview 06-05 cost compared to o1?

Gemini 2.5 Pro Preview 06-05 costs $1.25/M input tokens and o1 costs $15/M input tokens. Gemini 2.5 Pro Preview 06-05 is $13.75/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 Gemini 2.5 Pro Preview 06-05 and o1 on Rival?

This page shows a side-by-side comparison of Gemini 2.5 Pro Preview 06-05 and o1 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.

Gemini 2.5 Pro Preview 06-05 vs o1: Which Is Better?

Updated Jun 2025

Our Verdict

Gemini 2.5 Pro Preview 06-05

o1Runner-up

No community votes yet. On paper, Gemini 2.5 Pro Preview 06-05 has the edge — bigger model tier, newer, bigger context window.

Gemini 2.5 Pro Preview 06-05 is 6.0x cheaper per token — worth considering if cost matters.

Slight edge

API pricing

Cost per 1M tokens

Gemini 2.5 Pro Preview 06-05

Input

$1.25

12× cheaper

Output

$10.00

6.0× cheaper

Input

$15.00

Output

$60.00

Gemini 2.5 Pro Preview 06-05 is cheaper on both — 12× input, 6.0× output

Writing DNA

Style Comparison

Similarity

33%

o1 uses 7.8x more transitions

Gemini 2.5 Pro Preview 06-05

51%Vocabulary64%

15wSentence Length16w

0.31Hedging0.76

4.8Bold5.0

4.1Lists2.6

0.00Emoji0.00

0.98Headings0.44

0.05Transitions0.40

Based on 20 + 13 text responses

Research

What we learned reading every model

Gemini 2.5 Pro Preview 06-05 and o1 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

Gemini 2.5 Pro Preview 06-05 vs OpenAI o3Cross-provider

o1 vs Claude Opus 4New provider

Updated Jun 2025

Our Verdict

Gemini 2.5 Pro Preview 06-05

o1Runner-up

No community votes yet. On paper, Gemini 2.5 Pro Preview 06-05 has the edge — bigger model tier, newer, bigger context window.

Gemini 2.5 Pro Preview 06-05 is 6.0x cheaper per token — worth considering if cost matters.

Slight edge

API pricing

Cost per 1M tokens

Gemini 2.5 Pro Preview 06-05

Input

$1.25

12× cheaper

Output

$10.00

6.0× cheaper

Input

$15.00

Output

$60.00

Gemini 2.5 Pro Preview 06-05 is cheaper on both — 12× input, 6.0× output

Writing DNA

Style Comparison

Similarity

33%

o1 uses 7.8x more transitions

Gemini 2.5 Pro Preview 06-05

51%Vocabulary64%

15wSentence Length16w

0.31Hedging0.76

4.8Bold5.0

4.1Lists2.6

0.00Emoji0.00

0.98Headings0.44

0.05Transitions0.40

Based on 20 + 13 text responses

Research

What we learned reading every model

Gemini 2.5 Pro Preview 06-05 and o1 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

Gemini 2.5 Pro Preview 06-05 vs OpenAI o3Cross-provider

o1 vs Claude Opus 4New provider