Model Comparison

Codestral-22B vs Phi 4

Phi 4 significantly outperforms across most benchmarks.

Performance Benchmarks

Comparative analysis across standard metrics

1 benchmarks

Codestral-22B outperforms in 0 benchmarks, while Phi 4 is better at 1 benchmark (HumanEval).

Phi 4 significantly outperforms across most benchmarks.

Sat May 09 2026 • llm-stats.com

Arena Performance

Human preference votes

Model Size

Parameter count comparison

7.5B diff

Codestral-22B has 7.5B more parameters than Phi 4, making it 51.0% larger.

Mistral AI
Codestral-22B
22.2Bparameters
Microsoft
Phi 4
14.7Bparameters
22.2B
Codestral-22B
14.7B
Phi 4

Context Window

Maximum input and output token capacity

Only Phi 4 specifies input context (16,000 tokens). Only Phi 4 specifies output context (16,000 tokens).

Mistral AI
Codestral-22B
Input- tokens
Output- tokens
Microsoft
Phi 4
Input16,000 tokens
Output16,000 tokens
Sat May 09 2026 • llm-stats.com

License

Usage and distribution terms

Codestral-22B is licensed under MNPL-0.1, while Phi 4 uses MIT.

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

Codestral-22B

MNPL-0.1

Open weights

Phi 4

MIT

Open weights

Release Timeline

When each model was launched

Codestral-22B was released on 2024-05-29, while Phi 4 was released on 2024-12-12.

Phi 4 is 7 months newer than Codestral-22B.

Codestral-22B

May 29, 2024

1.9 years ago

Phi 4

Dec 12, 2024

1.4 years ago

6mo newer

Knowledge Cutoff

When training data ends

Phi 4 has a documented knowledge cutoff of 2024-06-01, while Codestral-22B's cutoff date is not specified.

We can confirm Phi 4's training data extends to 2024-06-01, but cannot make a direct comparison without Codestral-22B's cutoff date.

Codestral-22B

Phi 4

Jun 2024

Outputs Comparison

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Key Takeaways

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

Larger context window (16,000 tokens)
Higher HumanEval score (82.6% vs 81.1%)

Detailed Comparison

AI Model Comparison Table
Feature
Mistral AI
Codestral-22B
Microsoft
Phi 4

FAQ

Common questions about Codestral-22B vs Phi 4.

Which is better, Codestral-22B or Phi 4?

Phi 4 significantly outperforms across most benchmarks. Codestral-22B is made by Mistral AI and Phi 4 is made by Microsoft. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Codestral-22B compare to Phi 4 in benchmarks?

Codestral-22B scores HumanEvalFIM-Average: 91.6%, HumanEval: 81.1%, MBPP: 78.2%, Spider: 63.5%, HumanEval-Average: 61.5%. Phi 4 scores MMLU: 84.8%, HumanEval+: 82.8%, HumanEval: 82.6%, MGSM: 80.6%, MATH: 80.4%.

What are the context window sizes for Codestral-22B and Phi 4?

Codestral-22B supports an unknown number of tokens and Phi 4 supports 16K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Codestral-22B and Phi 4?

Key differences include licensing (MNPL-0.1 vs MIT). See the full comparison above for benchmark-by-benchmark results.

Who makes Codestral-22B and Phi 4?

Codestral-22B is developed by Mistral AI and Phi 4 is developed by Microsoft.