Model Comparison

Gemini 3.5 Flash Cyber vs o1-proWhich is better in 2026?

Comparing Gemini 3.5 Flash Cyber and o1-pro across benchmarks, pricing, and capabilities.

Verdict: Gemini 3.5 Flash Cyber vs o1-pro — which is better?

Gemini 3.5 Flash Cyber (by Google) and o1-pro (by OpenAI) are two of the AI models people compare most. Here is how they stack up on benchmarks, price and capabilities, and which one to pick in 2026.

Choose Gemini 3.5 Flash Cyber if…

  • you want the most recent training data — it shipped Jul 2026

Choose o1-pro if…

  • you are already invested in the OpenAI ecosystem

Performance Benchmarks

Comparative analysis across standard metrics

No common benchmarks found

Gemini 3.5 Flash Cyber and o1-prodon't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Arena Performance

Human preference votes

Input Capabilities

Supported data types and modalities

o1-pro supports multimodal inputs, whereas Gemini 3.5 Flash Cyber does not.

o1-pro can handle both text and other forms of data like images, making it suitable for multimodal applications.

Gemini 3.5 Flash Cyber

Text
Images
Audio
Video

o1-pro

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 3.5 Flash Cyber

Proprietary

Closed source

o1-pro

Proprietary

Closed source

Release Timeline

When each model was launched

Gemini 3.5 Flash Cyber was released on 2026-07-21, while o1-pro was released on 2024-12-17.

Gemini 3.5 Flash Cyber is 19 months newer than o1-pro.

Gemini 3.5 Flash Cyber

Jul 21, 2026

0 days ago

1.6yr newer
o1-pro

Dec 17, 2024

1.6 years ago

Knowledge Cutoff

When training data ends

o1-pro has a documented knowledge cutoff of 2023-09-30, while Gemini 3.5 Flash Cyber's cutoff date is not specified.

We can confirm o1-pro's training data extends to 2023-09-30, but cannot make a direct comparison without Gemini 3.5 Flash Cyber's cutoff date.

Gemini 3.5 Flash Cyber

—

o1-pro

Sep 2023

Outputs Comparison

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Key Takeaways

Google

No standout differentiators in the data we have for this pair.

OpenAI
Supports multimodal inputs

Detailed Comparison

Interactive Arena

Judge for yourself.

Run your own prompts against Gemini 3.5 Flash Cyber and o1-pro side-by-side, then vote on the output you prefer.

Gemini 3.5 Flash Cyber
✓ Preferred
o1-pro
Open in Playground
AI Model Comparison Table
Feature
Google
Gemini 3.5 Flash Cyber
OpenAI
o1-pro

FAQ

Common questions about Gemini 3.5 Flash Cyber vs o1-pro.

Which is better, Gemini 3.5 Flash Cyber or o1-pro?

Gemini 3.5 Flash Cyber (Google) and o1-pro (OpenAI) each have strengths in different areas. Compare their benchmark scores, pricing, context windows, and capabilities above to determine which fits your needs.

How does Gemini 3.5 Flash Cyber compare to o1-pro in benchmarks?

Gemini 3.5 Flash Cyber scores CyberGym: 83.2%. o1-pro scores AIME 2024: 86.0%, GPQA: 79.0%.

What are the main differences between Gemini 3.5 Flash Cyber and o1-pro?

Key differences include multimodal support (no vs yes). See the full comparison above for benchmark-by-benchmark results.

Who makes Gemini 3.5 Flash Cyber and o1-pro?

Gemini 3.5 Flash Cyber is developed by Google and o1-pro is developed by OpenAI.

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