GPT-4o mini vs Phi-3.5-MoE-instruct Comparison

Comparing GPT-4o mini and Phi-3.5-MoE-instruct across benchmarks, pricing, and capabilities.

Performance Benchmarks

Comparative analysis across standard metrics

5 benchmarks

GPT-4o mini outperforms in 5 benchmarks (GPQA, HumanEval, MATH, MGSM, MMLU), while Phi-3.5-MoE-instruct is better at 0 benchmarks.

GPT-4o mini significantly outperforms across most benchmarks.

Fri Mar 20 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Cost data unavailable.

Lowest available price from all providers
Fri Mar 20 2026 • llm-stats.com
OpenAI
GPT-4o mini
Input tokens$0.15
Output tokens$0.60
Best providerAzure
Microsoft
Phi-3.5-MoE-instruct
Input tokens$0.00
Output tokens$0.00
Best providerUnknown Organization
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Context Window

Maximum input and output token capacity

Only GPT-4o mini specifies input context (128,000 tokens). Only GPT-4o mini specifies output context (16,384 tokens).

OpenAI
GPT-4o mini
Input128,000 tokens
Output16,384 tokens
Microsoft
Phi-3.5-MoE-instruct
Input- tokens
Output- tokens
Fri Mar 20 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

GPT-4o mini supports multimodal inputs, whereas Phi-3.5-MoE-instruct does not.

GPT-4o mini can handle both text and other forms of data like images, making it suitable for multimodal applications.

GPT-4o mini

Text
Images
Audio
Video

Phi-3.5-MoE-instruct

Text
Images
Audio
Video

License

Usage and distribution terms

GPT-4o mini is licensed under a proprietary license, while Phi-3.5-MoE-instruct uses MIT.

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

GPT-4o mini

Proprietary

Closed source

Phi-3.5-MoE-instruct

MIT

Open weights

Release Timeline

When each model was launched

GPT-4o mini was released on 2024-07-18, while Phi-3.5-MoE-instruct was released on 2024-08-23.

Phi-3.5-MoE-instruct is 1 month newer than GPT-4o mini.

GPT-4o mini

Jul 18, 2024

1.7 years ago

Phi-3.5-MoE-instruct

Aug 23, 2024

1.6 years ago

1mo newer

Knowledge Cutoff

When training data ends

GPT-4o mini has a documented knowledge cutoff of 2023-10-01, while Phi-3.5-MoE-instruct's cutoff date is not specified.

We can confirm GPT-4o mini's training data extends to 2023-10-01, but cannot make a direct comparison without Phi-3.5-MoE-instruct's cutoff date.

GPT-4o mini

Oct 2023

Phi-3.5-MoE-instruct

Outputs Comparison

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Key Takeaways

Larger context window (128,000 tokens)
Supports multimodal inputs
Higher GPQA score (40.2% vs 36.8%)
Higher HumanEval score (87.2% vs 70.7%)
Higher MATH score (70.2% vs 59.5%)
Higher MGSM score (87.0% vs 58.7%)
Higher MMLU score (82.0% vs 78.9%)
Has open weights

Detailed Comparison

AI Model Comparison Table
Feature
OpenAI
GPT-4o mini
Microsoft
Phi-3.5-MoE-instruct