Model Comparison

Command A+ vs Grok 4.5Which is better in 2026?

Comparing Command A+ and Grok 4.5 across benchmarks, pricing, and capabilities.

Verdict: Command A+ vs Grok 4.5 — which is better?

Command A+ (by Cohere) and Grok 4.5 (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.

Choose Command A+ if…

  • you need open weights you can self-host or fine-tune

Choose Grok 4.5 if…

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

Performance Benchmarks

Comparative analysis across standard metrics

No common benchmarks found

Command A+ and Grok 4.5don'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

Only Grok 4.5 specifies input context (500,000 tokens).

Cohere
Command A+
Input- tokens
Output- tokens
xAI
Grok 4.5
Input500,000 tokens
Output- tokens
Fri Jul 17 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Command A+ and Grok 4.5 support multimodal inputs.

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

Command A+

Text
Images
Audio
Video

Grok 4.5

Text
Images
Audio
Video

License

Usage and distribution terms

Command A+ is licensed under Apache 2.0, while Grok 4.5 uses a proprietary license.

License differences may affect how you can use these models in commercial or open-source projects.

Command A+

Apache 2.0

Open weights

Grok 4.5

Proprietary

Closed source

Release Timeline

When each model was launched

Command A+ was released on 2026-05-20, while Grok 4.5 was released on 2026-07-08.

Grok 4.5 is 2 months newer than Command A+.

Command A+

May 20, 2026

1 months ago

Grok 4.5

Jul 8, 2026

1 weeks ago

1mo newer

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?Start an Issue discussion→

Key Takeaways

Cohere
Has open weights
xAI
Larger context window (500,000 tokens)

Detailed Comparison

Interactive Arena

Judge for yourself.

Run your own prompts against Command A+ and Grok 4.5 side-by-side, then vote on the output you prefer.

Command A+
✓ Preferred
Grok 4.5
Open in Playground
AI Model Comparison Table
Feature
Cohere
Command A+
xAI
Grok 4.5

FAQ

Common questions about Command A+ vs Grok 4.5.

Which is better, Command A+ or Grok 4.5?

Command A+ (Cohere) and Grok 4.5 (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 Command A+ compare to Grok 4.5 in benchmarks?

Command A+ scores AIME 2025: 90.0%, CharXiv-D: 88.0%, MT-AIME 2025: 86.0%, Tau2 Telecom: 85.0%, WMT24++: 81.0%. Grok 4.5 scores GPQA: 93.0%, Terminal-Bench 2.1: 83.3%, Artificial Analysis Coding Agent Index v1.1: 76.0%, SWE-Bench Pro: 64.7%, AA-Omniscience Index: 63.0%.

What are the context window sizes for Command A+ and Grok 4.5?

Command A+ supports an unknown number of tokens and Grok 4.5 supports 500K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Command A+ and Grok 4.5?

Key differences include licensing (Apache 2.0 vs Proprietary). See the full comparison above for benchmark-by-benchmark results.

Who makes Command A+ and Grok 4.5?

Command A+ is developed by Cohere and Grok 4.5 is developed by xAI.

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