Model Comparison

o1 vs Grok-2 Image 1212Which is better in 2026?

Comparing o1 and Grok-2 Image 1212 across benchmarks, pricing, and capabilities.

Verdict: o1 vs Grok-2 Image 1212 — which is better?

o1 (by OpenAI) 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.

o1 also accepts a larger context window (200,000 input tokens), making it the stronger choice for long documents and large codebases.

Choose o1 if…

  • you process long inputs — it offers a 200,000 token context window
  • you want the most recent training data — it shipped Dec 2024

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

o1 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

o1 accepts 200,000 input tokens compared to Grok-2 Image 1212's 131,072 tokens. Only o1 specifies output context (100,000 tokens).

OpenAI
o1
Input200,000 tokens
Output100,000 tokens
xAI
Grok-2 Image 1212
Input131,072 tokens
Output- tokens
Thu Jun 25 2026 • llm-stats.com

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

o1

Proprietary

Closed source

Grok-2 Image 1212

Proprietary

Closed source

Release Timeline

When each model was launched

o1 was released on 2024-12-17, while Grok-2 Image 1212 was released on 2024-12-12.

o1 is 0 month newer than Grok-2 Image 1212.

o1

Dec 17, 2024

1.5 years ago

5d newer
Grok-2 Image 1212

Dec 12, 2024

1.5 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

Provider Availability

o1 is available from Azure, OpenAI. Grok-2 Image 1212 is available from xAI.

o1

azure logo
Azure
Input Price:Input: $15.00/1MOutput Price:Output: $60.00/1M
openai logo
OpenAI
Input Price:Input: $15.00/1MOutput Price:Output: $60.00/1M

Grok-2 Image 1212

xai logo
xAI
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Key Takeaways

OpenAI
Larger context window (200,000 tokens)
xAI

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

Detailed Comparison

AI Model Comparison Table
Feature
OpenAI
o1
xAI
Grok-2 Image 1212

FAQ

Common questions about o1 vs Grok-2 Image 1212.

Which is better, o1 or Grok-2 Image 1212?

o1 (OpenAI) 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 o1 compare to Grok-2 Image 1212 in benchmarks?

o1 scores GSM8k: 97.1%, MATH: 96.4%, GPQA Physics: 92.8%, MMLU: 91.8%, MGSM: 89.3%.

What are the context window sizes for o1 and Grok-2 Image 1212?

o1 supports 200K 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 o1 and Grok-2 Image 1212?

Key differences include context window (200K vs 131K). See the full comparison above for benchmark-by-benchmark results.

Who makes o1 and Grok-2 Image 1212?

o1 is developed by OpenAI and Grok-2 Image 1212 is developed by xAI.

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