Model Comparison

Gemini 3 Flash vs Grok-2 Image 1212Which is better in 2026?

Comparing Gemini 3 Flash and Grok-2 Image 1212 across benchmarks, pricing, and capabilities.

Verdict: Gemini 3 Flash vs Grok-2 Image 1212 — which is better?

Gemini 3 Flash (by Google) and Grok-2 Image 1212 (by xAI) 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.

Gemini 3 Flash also accepts a larger context window (1,000,000 input tokens), making it the stronger choice for long documents and large codebases.

Choose Gemini 3 Flash if…

  • you process long inputs — it offers a 1,000,000 token context window
  • you want the most recent training data — it shipped Dec 2025

Choose Grok-2 Image 1212 if…

  • you are already invested in the xAI ecosystem
Want to compare interactively?Try the playground

Performance Benchmarks

Comparative analysis across standard metrics

No common benchmarks found

Gemini 3 Flash and Grok-2 Image 1212don't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Arena Performance

Human preference votes

Context Window

Maximum input and output token capacity

Gemini 3 Flash accepts 1,000,000 input tokens compared to Grok-2 Image 1212's 131,072 tokens. Only Gemini 3 Flash specifies output context (65,536 tokens).

Google
Gemini 3 Flash
Input1,000,000 tokens
Output65,536 tokens
xAI
Grok-2 Image 1212
Input131,072 tokens
Output- tokens
Thu Jun 11 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Gemini 3 Flash supports multimodal inputs, whereas Grok-2 Image 1212 does not.

Gemini 3 Flash can handle both text and other forms of data like images, making it suitable for multimodal applications.

Gemini 3 Flash

Text
Images
Audio
Video

Grok-2 Image 1212

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 Flash

Proprietary

Closed source

Grok-2 Image 1212

Proprietary

Closed source

Release Timeline

When each model was launched

Gemini 3 Flash was released on 2025-12-17, while Grok-2 Image 1212 was released on 2024-12-12.

Gemini 3 Flash is 12 months newer than Grok-2 Image 1212.

Gemini 3 Flash

Dec 17, 2025

5 months ago

1.0yr newer
Grok-2 Image 1212

Dec 12, 2024

1.5 years ago

Knowledge Cutoff

When training data ends

Gemini 3 Flash has a documented knowledge cutoff of 2025-01-31, while Grok-2 Image 1212's cutoff date is not specified.

We can confirm Gemini 3 Flash's training data extends to 2025-01-31, but cannot make a direct comparison without Grok-2 Image 1212's cutoff date.

Gemini 3 Flash

Jan 2025

Grok-2 Image 1212

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Provider Availability

Gemini 3 Flash is available from Google. Grok-2 Image 1212 is available from xAI.

Gemini 3 Flash

google logo
Google
Input Price:Input: $0.50/1MOutput Price:Output: $3.00/1M

Grok-2 Image 1212

xai logo
xAI
* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

Google
Larger context window (1,000,000 tokens)
Supports multimodal inputs
xAI

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

Detailed Comparison

AI Model Comparison Table
Feature
Google
Gemini 3 Flash
xAI
Grok-2 Image 1212

FAQ

Common questions about Gemini 3 Flash vs Grok-2 Image 1212.

Which is better, Gemini 3 Flash or Grok-2 Image 1212?

Gemini 3 Flash (Google) and Grok-2 Image 1212 (xAI) 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 Flash compare to Grok-2 Image 1212 in benchmarks?

Gemini 3 Flash scores Vending-Bench 2: 100.0%, AIME 2025: 99.7%, Global PIQA: 92.8%, MMMLU: 91.8%, GPQA: 90.4%.

What are the context window sizes for Gemini 3 Flash and Grok-2 Image 1212?

Gemini 3 Flash supports 1.0M tokens and Grok-2 Image 1212 supports 131K 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 Flash and Grok-2 Image 1212?

Key differences include context window (1.0M vs 131K), multimodal support (yes vs no). See the full comparison above for benchmark-by-benchmark results.

Who makes Gemini 3 Flash and Grok-2 Image 1212?

Gemini 3 Flash is developed by Google and Grok-2 Image 1212 is developed by xAI.

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