Model Comparison

Gemini 3 Pro vs GPT-5

Gemini 3 Pro significantly outperforms across most benchmarks. GPT-5 is 1.3x cheaper per token.

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Performance Benchmarks

Comparative analysis across standard metrics

7 benchmarks

Gemini 3 Pro outperforms in 7 benchmarks (AIME 2025, CharXiv-R, GPQA, Humanity's Last Exam, MMMU-Pro, SWE-Bench Verified, VideoMMMU), while GPT-5 is better at 0 benchmarks.

Gemini 3 Pro significantly outperforms across most benchmarks.

Thu Jun 04 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

GPT-5 costs less

For input processing, Gemini 3 Pro ($2.00/1M tokens) is 1.6x more expensive than GPT-5 ($1.25/1M tokens).

For output processing, Gemini 3 Pro ($12.00/1M tokens) is 1.2x more expensive than GPT-5 ($10.00/1M tokens).

In conclusion, Gemini 3 Pro is more expensive than GPT-5.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers

Thu Jun 04 2026 • llm-stats.com

Gemini 3 Pro

Input tokens$2.00

Output tokens$12.00

Best providerGoogle

GPT-5

Input tokens$1.25

Output tokens$10.00

Best providerOpenAI

Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Gemini 3 Pro accepts 1,048,576 input tokens compared to GPT-5's 400,000 tokens. GPT-5 can generate longer responses up to 128,000 tokens, while Gemini 3 Pro is limited to 65,536 tokens.

Gemini 3 Pro

Input1,048,576 tokens

Output65,536 tokens

GPT-5

Input400,000 tokens

Output128,000 tokens

Thu Jun 04 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Gemini 3 Pro and GPT-5 support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Gemini 3 Pro

Text

Images

Audio

Video

GPT-5

Text

Images

Audio

Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

Gemini 3 Pro

Proprietary

Closed source

GPT-5

Proprietary

Closed source

Release Timeline

When each model was launched

Gemini 3 Pro was released on 2025-11-18, while GPT-5 was released on 2025-08-07.

Gemini 3 Pro is 3 months newer than GPT-5.

Gemini 3 Pro

Nov 18, 2025

6 months ago

3mo newer

GPT-5

Aug 7, 2025

10 months ago

Knowledge Cutoff

When training data ends

Gemini 3 Pro has a knowledge cutoff of 2025-01-31, while GPT-5 has a cutoff of 2024-09-30.

Gemini 3 Pro has more recent training data (up to 2025-01-31), making it potentially better informed about events through that date compared to GPT-5 (2024-09-30).

Gemini 3 Pro

Jan 2025

4 mo newer

GPT-5

Sep 2024

Provider Availability

Gemini 3 Pro is available from Google. GPT-5 is available from OpenAI.

Gemini 3 Pro

Google

Input Price:Input: $2.00/1MOutput Price:Output: $12.00/1M

GPT-5

OpenAI

Input Price:Input: $1.25/1MOutput Price:Output: $10.00/1M

* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

Gemini 3 Pro

View details

Google

Larger context window (1,048,576 tokens)

Higher AIME 2025 score (100.0% vs 94.6%)

Higher CharXiv-R score (81.4% vs 81.1%)

Higher GPQA score (91.9% vs 85.7%)

Higher Humanity's Last Exam score (45.8% vs 24.8%)

Higher MMMU-Pro score (81.0% vs 78.4%)

Higher SWE-Bench Verified score (76.2% vs 74.9%)

Higher VideoMMMU score (87.6% vs 84.6%)

GPT-5

View details

OpenAI

Less expensive input tokens

Less expensive output tokens

Detailed Comparison

AI Model Comparison Table
Feature	Gemini 3 Pro	GPT-5

FAQ

Common questions about Gemini 3 Pro vs GPT-5.

Which is better, Gemini 3 Pro or GPT-5?

Gemini 3 Pro significantly outperforms across most benchmarks. Gemini 3 Pro is made by Google and GPT-5 is made by OpenAI. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Gemini 3 Pro compare to GPT-5 in benchmarks?

Gemini 3 Pro scores AIME 2025: 100.0%, Vending-Bench 2: 100.0%, Global PIQA: 93.4%, GPQA: 91.9%, MMMLU: 91.8%. GPT-5 scores SWE-Lancer (IC-Diamond subset): 100.0%, COLLIE: 99.0%, Tau2 Telecom: 96.7%, OpenAI-MRCR: 2 needle 128k: 95.2%, AIME 2025: 94.6%.

Is Gemini 3 Pro cheaper than GPT-5?

GPT-5 is 1.6x cheaper for input tokens. Gemini 3 Pro costs $2.00/M input and $12.00/M output via google. GPT-5 costs $1.25/M input and $10.00/M output via openai.

What are the context window sizes for Gemini 3 Pro and GPT-5?

Gemini 3 Pro supports 1.0M tokens and GPT-5 supports 400K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Gemini 3 Pro and GPT-5?

Key differences include context window (1.0M vs 400K), input pricing ($2.00 vs $1.25/M). See the full comparison above for benchmark-by-benchmark results.

Who makes Gemini 3 Pro and GPT-5?

Gemini 3 Pro is developed by Google and GPT-5 is developed by OpenAI.