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Gemini 4 Carbon vs o1-preview

Gemini 4 Carbon leads the LLM Stats Score 59.0 to 16.0.

Google · OpenAI · Updated for 2026

Which is better?

Gemini 4 Carbon leads the overall LLM Stats Score 59.0 to 16.0, ranking #2 overall.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Gemini 4 Carbon

  • overall performance matters — it scores 59.0 and ranks #2 on LLM Stats
  • your work emphasizes reasoning and coding — it leads those capability indexes
  • you want the most recent training data — it shipped Oct 2026

Choose o1-preview

  • you want predictable pricing at $15.00/M input and $60.00/M output

At a glance

The differences that matter most.

Gemini 4 Carbon
Google
o1-preview
OpenAI
Core performance indexes
LLM Stats Score
59.0
#2
16.0
#256
Reasoning
54.9
#5
16.2
#249
Coding
48.1
#3
-3.8
#287
Cost, coverage & limits
Benchmark wins
—
—
Input price
— / M
$15.00 / M
Output price
— / M
$60.00 / M
Context window
—
128,000

Individual benchmarks

16 reported for Gemini 4 Carbon · 8 for o1-preview

No common benchmarks found

Gemini 4 Carbon and o1-previewdon't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Human preference

Blind head-to-head votes and playground preference scores

Context Window

Maximum input and output token capacity

Only o1-preview specifies input context (128,000 tokens). Only o1-preview specifies output context (32,768 tokens).

Google
Gemini 4 Carbon
Input- tokens
Output- tokens
OpenAI
o1-preview
Input128,000 tokens
Output32,768 tokens
Fri Oct 30 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Gemini 4 Carbon supports multimodal inputs, whereas o1-preview does not.

Gemini 4 Carbon can handle both text and other forms of data like images, making it suitable for multimodal applications.

Gemini 4 Carbon

Text
Images
Audio
Video

o1-preview

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 4 Carbon

Proprietary

Closed source

o1-preview

Proprietary

Closed source

Release Timeline

When each model was launched

Gemini 4 Carbon was released on 2026-10-28, while o1-preview was released on 2024-09-12.

Gemini 4 Carbon is 26 months newer than o1-preview.

Gemini 4 Carbon

Oct 28, 2026

-1 days ago

2.1yr newer
o1-preview

Sep 12, 2024

2.1 years ago

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against Gemini 4 Carbon and o1-preview side-by-side, then vote on the output you prefer.

Gemini 4 Carbon
✓ Preferred
o1-preview
Open in Playground

FAQ

Common questions about Gemini 4 Carbon vs o1-preview.

Which is better, Gemini 4 Carbon or o1-preview?

Gemini 4 Carbon leads the LLM Stats Score 59.0 to 16.0. Gemini 4 Carbon is made by Google and o1-preview is made by OpenAI. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Gemini 4 Carbon compare to o1-preview in benchmarks?

Gemini 4 Carbon scores Gray Swan IPI Benchmark: 100.0%, Vending-Bench 2: 100.0%, Graphwalks BFS >128k: 96.2%, WebDev Arena: 88.4%, SEC-bench Pro: 88.2%. o1-preview scores MGSM: 90.8%, MMLU: 90.8%, MATH: 85.5%, GPQA: 73.3%, LiveBench: 52.3%.

What are the context window sizes for Gemini 4 Carbon and o1-preview?

Gemini 4 Carbon supports an unknown number of tokens and o1-preview supports 128K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Gemini 4 Carbon and o1-preview?

Key differences include LLM Stats Score (59.0 vs 16.0), multimodal support (yes vs no). See the full comparison above for benchmark-by-benchmark results.

Who makes Gemini 4 Carbon and o1-preview?

Gemini 4 Carbon is developed by Google and o1-preview is developed by OpenAI.

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