Model Comparison

Command R+ vs Phi 4 Reasoning PlusWhich is better in 2026?

Comparing Command R+ and Phi 4 Reasoning Plus across benchmarks, pricing, and capabilities.

Verdict: Command R+ vs Phi 4 Reasoning Plus — which is better?

Command R+ (by Cohere) and Phi 4 Reasoning Plus (by Microsoft) 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 R+ if…

  • you want predictable pricing at $0.25/M input and $1.00/M output

Choose Phi 4 Reasoning Plus if…

  • you want the most recent training data — it shipped Apr 2025
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Performance Benchmarks

Comparative analysis across standard metrics

No common benchmarks found

Command R+ and Phi 4 Reasoning Plus don't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Arena Performance

Human preference votes

Model Size

Parameter count comparison

90.0B diff

Command R+ has 90.0B more parameters than Phi 4 Reasoning Plus, making it 642.9% larger.

Cohere
Command R+
104.0Bparameters
Microsoft
Phi 4 Reasoning Plus
14.0Bparameters
104.0B
Command R+
14.0B
Phi 4 Reasoning Plus

Context Window

Maximum input and output token capacity

Only Command R+ specifies input context (128,000 tokens). Only Command R+ specifies output context (128,000 tokens).

Cohere
Command R+
Input128,000 tokens
Output128,000 tokens
Microsoft
Phi 4 Reasoning Plus
Input- tokens
Output- tokens
Sat Jun 06 2026 • llm-stats.com

License

Usage and distribution terms

Command R+ is licensed under CC BY-NC, while Phi 4 Reasoning Plus uses MIT.

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

Command R+

CC BY-NC

Open weights

Phi 4 Reasoning Plus

MIT

Open weights

Release Timeline

When each model was launched

Command R+ was released on 2024-08-30, while Phi 4 Reasoning Plus was released on 2025-04-30.

Phi 4 Reasoning Plus is 8 months newer than Command R+.

Command R+

Aug 30, 2024

1.8 years ago

Phi 4 Reasoning Plus

Apr 30, 2025

1.1 years ago

8mo newer

Knowledge Cutoff

When training data ends

Phi 4 Reasoning Plus has a documented knowledge cutoff of 2025-03-01, while Command R+'s cutoff date is not specified.

We can confirm Phi 4 Reasoning Plus's training data extends to 2025-03-01, but cannot make a direct comparison without Command R+'s cutoff date.

Command R+

—

Phi 4 Reasoning Plus

Mar 2025

Outputs Comparison

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Key Takeaways

Cohere
Larger context window (128,000 tokens)
Microsoft

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

Detailed Comparison

AI Model Comparison Table
Feature
Cohere
Command R+
Microsoft
Phi 4 Reasoning Plus

FAQ

Common questions about Command R+ vs Phi 4 Reasoning Plus.

Which is better, Command R+ or Phi 4 Reasoning Plus?

Command R+ (Cohere) and Phi 4 Reasoning Plus (Microsoft) 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 R+ compare to Phi 4 Reasoning Plus in benchmarks?

Command R+ scores HellaSwag: 88.6%, Winogrande: 85.4%, MMLU: 75.7%, ARC-C: 71.0%, GSM8k: 70.7%. Phi 4 Reasoning Plus scores FlenQA: 97.9%, HumanEval+: 92.3%, IFEval: 84.9%, OmniMath: 81.9%, AIME 2024: 81.3%.

What are the context window sizes for Command R+ and Phi 4 Reasoning Plus?

Command R+ supports 128K tokens and Phi 4 Reasoning Plus supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Command R+ and Phi 4 Reasoning Plus?

Key differences include licensing (CC BY-NC vs MIT). See the full comparison above for benchmark-by-benchmark results.

Who makes Command R+ and Phi 4 Reasoning Plus?

Command R+ is developed by Cohere and Phi 4 Reasoning Plus is developed by Microsoft.

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