What is the difference between Gemini 1.5 Pro and GPT OSS 120B?

Gemini 1.5 Pro is developed by Google AI while GPT OSS 120B is developed by OpenAI. Gemini 1.5 Pro has a 1.0M token context window vs GPT OSS 120B's 131K. You can compare their actual outputs across 19 challenges on Rival to see how they differ in practice.

Which is better, Gemini 1.5 Pro or GPT OSS 120B?

It depends on your use case. Gemini 1.5 Pro and GPT OSS 120B each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 19 challenges so you can judge which fits your needs best.

How much does Gemini 1.5 Pro cost compared to GPT OSS 120B?

Gemini 1.5 Pro costs $3.5/M input tokens and GPT OSS 120B costs $0.18/M input tokens. GPT OSS 120B is $3.32/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 1.5 Pro and GPT OSS 120B on Rival?

This page shows a side-by-side comparison of Gemini 1.5 Pro and GPT OSS 120B 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 1.5 Pro and GPT OSS 120B?

Gemini 1.5 Pro is developed by Google AI while GPT OSS 120B is developed by OpenAI. Gemini 1.5 Pro has a 1.0M token context window vs GPT OSS 120B's 131K. You can compare their actual outputs across 19 challenges on Rival to see how they differ in practice.

Which is better, Gemini 1.5 Pro or GPT OSS 120B?

It depends on your use case. Gemini 1.5 Pro and GPT OSS 120B each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 19 challenges so you can judge which fits your needs best.

How much does Gemini 1.5 Pro cost compared to GPT OSS 120B?

Gemini 1.5 Pro costs $3.5/M input tokens and GPT OSS 120B costs $0.18/M input tokens. GPT OSS 120B is $3.32/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 1.5 Pro and GPT OSS 120B on Rival?

This page shows a side-by-side comparison of Gemini 1.5 Pro and GPT OSS 120B 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.

Updated Aug 2025

Gemini 1.5 ProvsGPT OSS 120B

GPT OSS 120B is cheaper than Gemini 1.5 Pro at $0.18/M vs $3.5/M input tokens.

Gemini 1.5 Pro and GPT OSS 120B compared across 19 shared prompts
Spec	Gemini 1.5 Pro	GPT OSS 120B
Input price	$3.5/M tokens	$0.18/M tokens
Output price	$10.5/M tokens	$0.8/M tokens
Context window	1.0M tokens	131K tokens
Released	Feb 2024	Aug 2025
MMLU	86.0%	Matches/exceeds o4-mini

Our Verdict

GPT OSS 120B

Gemini 1.5 ProRunner-up

Not enough votes to call it. On the specs, GPT OSS 120B has the edge: bigger model tier, newer.

GPT OSS 120B costs 13x less per token.

Too close to call

What do Gemini 1.5 Pro and GPT OSS 120B say about your brand?

10 models, one question, verbatim receipts.

or peek at a demo: Notion Linear Vercel

API pricing

Cost per 1M tokens

Gemini 1.5 Pro

Input

$3.50

Output

$10.50

GPT OSS 120B

Input

$0.18

19× cheaper

Output

$0.80

13× cheaper

GPT OSS 120B is cheaper on both — 19× input, 13× output

Writing DNA

Style Comparison

Similarity

32%

GPT OSS 120B uses 15.4x more emoji

Gemini 1.5 Pro

GPT OSS 120B

61%Vocabulary52%

15wSentence Length19w

0.80Hedging0.28

3.7Bold7.4

3.3Lists1.8

0.00Emoji0.15

0.08Headings0.73

0.09Transitions0.17

Based on 8 + 21 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Gemini 1.5 Pro vs Ox AlphaNew provider

GPT OSS 120B vs Gemini 3.6 FlashCross-provider

GPT OSS 120B vs Gemini 3.7 FlashCross-provider

Gemini 1.5 Pro vs MiniMax M3New provider

Gemini 1.5 Pro vs Solar Pro 3New provider

Gemini 1.5 Pro vs Sonar Pro SearchNew provider

Gemini 1.5 Pro vs Sonoma Dusk AlphaNew provider

Gemini 1.5 Pro vs Sonoma Sky AlphaNew provider

Updated Aug 2025

Gemini 1.5 ProvsGPT OSS 120B

GPT OSS 120B is cheaper than Gemini 1.5 Pro at $0.18/M vs $3.5/M input tokens.

Gemini 1.5 Pro and GPT OSS 120B compared across 19 shared prompts
Spec	Gemini 1.5 Pro	GPT OSS 120B
Input price	$3.5/M tokens	$0.18/M tokens
Output price	$10.5/M tokens	$0.8/M tokens
Context window	1.0M tokens	131K tokens
Released	Feb 2024	Aug 2025
MMLU	86.0%	Matches/exceeds o4-mini

Our Verdict

GPT OSS 120B

Gemini 1.5 ProRunner-up

Not enough votes to call it. On the specs, GPT OSS 120B has the edge: bigger model tier, newer.

GPT OSS 120B costs 13x less per token.

Too close to call

What do Gemini 1.5 Pro and GPT OSS 120B say about your brand?

10 models, one question, verbatim receipts.

or peek at a demo: Notion Linear Vercel

API pricing

Cost per 1M tokens

Gemini 1.5 Pro

Input

$3.50

Output

$10.50

GPT OSS 120B

Input

$0.18

19× cheaper

Output

$0.80

13× cheaper

GPT OSS 120B is cheaper on both — 19× input, 13× output

Writing DNA

Style Comparison

Similarity

32%

GPT OSS 120B uses 15.4x more emoji

Gemini 1.5 Pro

GPT OSS 120B

61%Vocabulary52%

15wSentence Length19w

0.80Hedging0.28

3.7Bold7.4

3.3Lists1.8

0.00Emoji0.15

0.08Headings0.73

0.09Transitions0.17

Based on 8 + 21 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Gemini 1.5 Pro vs Ox AlphaNew provider

GPT OSS 120B vs Gemini 3.6 FlashCross-provider

GPT OSS 120B vs Gemini 3.7 FlashCross-provider

Gemini 1.5 Pro vs MiniMax M3New provider

Gemini 1.5 Pro vs Solar Pro 3New provider

Gemini 1.5 Pro vs Sonar Pro SearchNew provider

Gemini 1.5 Pro vs Sonoma Dusk AlphaNew provider

Gemini 1.5 Pro vs Sonoma Sky AlphaNew provider