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Claude 3.5 Haiku vs Phi 4 Mini

Claude 3.5 Haiku leads the LLM Stats Score 5.2 to -4.1.

Anthropic · Microsoft · Updated for 2026

Which is better?

Claude 3.5 Haiku leads the overall LLM Stats Score 5.2 to -4.1, ranking #297 overall.

In the 4 individual benchmarks reported for both models, Claude 3.5 Haiku wins 4; this is a narrower head-to-head signal than the composite indexes.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Claude 3.5 Haiku

  • overall performance matters — it scores 5.2 and ranks #297 on LLM Stats
  • your work emphasizes reasoning — it leads those capability indexes
  • you value its reported benchmark strengths — it wins 4 of 4 exact shared results

Choose Phi 4 Mini

  • you want the most recent training data — it shipped Feb 2025
  • you need open weights you can self-host or fine-tune

At a glance

The differences that matter most.

Claude 3.5 Haiku
Anthropic
Phi 4 Mini
Microsoft
Core performance indexes
LLM Stats Score
5.2
#297
-4.1
#346
Reasoning
5.4
#293
-4.2
#339
Cost, coverage & limits
Benchmark wins
4 of 4
0 of 4
Input price
$0.80 / M
— / M
Output price
$4.00 / M
— / M
Context window
200,000
—

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
Claude 3.5 Haiku
Phi 4 Mini
Math
10.6#250
2.3#293
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

9 reported for Claude 3.5 Haiku · 17 for Phi 4 Mini

4 shared

Claude 3.5 Haiku outperforms in 4 benchmarks (GPQA, MATH, MGSM, MMLU-Pro), while Phi 4 Mini is better at 0 benchmarks.

Claude 3.5 Haiku significantly outperforms across most benchmarks.

Sun Sep 13 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Context Window

Maximum input and output token capacity

Only Claude 3.5 Haiku specifies input context (200,000 tokens). Only Claude 3.5 Haiku specifies output context (200,000 tokens).

Anthropic
Claude 3.5 Haiku
Input200,000 tokens
Output200,000 tokens
Microsoft
Phi 4 Mini
Input- tokens
Output- tokens
Sun Sep 13 2026 • llm-stats.com

License

Usage and distribution terms

Claude 3.5 Haiku is licensed under a proprietary license, while Phi 4 Mini uses MIT.

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

Claude 3.5 Haiku

Proprietary

Closed source

Phi 4 Mini

MIT

Open weights

Release Timeline

When each model was launched

Claude 3.5 Haiku was released on 2024-10-22, while Phi 4 Mini was released on 2025-02-01.

Phi 4 Mini is 3 months newer than Claude 3.5 Haiku.

Claude 3.5 Haiku

Oct 22, 2024

1.9 years ago

Phi 4 Mini

Feb 1, 2025

1.6 years ago

3mo newer

Knowledge Cutoff

When training data ends

Phi 4 Mini has a documented knowledge cutoff of 2024-06-01, while Claude 3.5 Haiku's cutoff date is not specified.

We can confirm Phi 4 Mini's training data extends to 2024-06-01, but cannot make a direct comparison without Claude 3.5 Haiku's cutoff date.

Claude 3.5 Haiku

—

Phi 4 Mini

Jun 2024

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Judge for yourself.

Run your own prompts against Claude 3.5 Haiku and Phi 4 Mini side-by-side, then vote on the output you prefer.

Claude 3.5 Haiku
✓ Preferred
Phi 4 Mini
Open in Playground

FAQ

Common questions about Claude 3.5 Haiku vs Phi 4 Mini.

Which is better, Claude 3.5 Haiku or Phi 4 Mini?

Claude 3.5 Haiku leads the LLM Stats Score 5.2 to -4.1. Claude 3.5 Haiku is made by Anthropic and Phi 4 Mini is made by Microsoft. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Claude 3.5 Haiku compare to Phi 4 Mini in benchmarks?

Claude 3.5 Haiku scores HumanEval: 88.1%, MGSM: 85.6%, DROP: 83.1%, MATH: 69.4%, MMLU-Pro: 65.0%. Phi 4 Mini scores GSM8k: 88.6%, ARC-C: 83.7%, BoolQ: 81.2%, OpenBookQA: 79.2%, PIQA: 77.6%.

What are the context window sizes for Claude 3.5 Haiku and Phi 4 Mini?

Claude 3.5 Haiku supports 200K tokens and Phi 4 Mini 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 Claude 3.5 Haiku and Phi 4 Mini?

Key differences include LLM Stats Score (5.2 vs -4.1), licensing (Proprietary vs MIT). See the full comparison above for benchmark-by-benchmark results.

Who makes Claude 3.5 Haiku and Phi 4 Mini?

Claude 3.5 Haiku is developed by Anthropic and Phi 4 Mini is developed by Microsoft.

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