Phi-4 Mini Instruct vs GPT-5 (low): The Ultimate Performance & Pricing Comparison

Deep dive into reasoning, benchmarks, and latency insights.

The Final Verdict in the Phi-4 Mini Instruct vs GPT-5 (low) Showdown

After a comprehensive analysis, GPT-5 (low) emerges as the superior choice for users prioritizing raw intelligence and reasoning. However, Phi-4 Mini Instruct remains a highly competitive option, especially for scenarios demanding faster response times and cost-efficiency. This detailed Phi-4 Mini Instruct vs GPT-5 (low) comparison will break down every critical metric to help you make the best decision.

Explore best-for scenarios•Let the AI Selector recommend next steps

Model Snapshot

Key decision metrics at a glance.

Phi-4 Mini Instruct

Other

Reasoning: 1
Coding: 1
Multimodal: 1
Long Context: 1
Blended Price / 1M tokens: $0.015
P95 Latency: 1000ms
Tokens per second: 44.419tokens/sec

GPT-5 (low)

OpenAI

Reasoning: 8
Coding: 3
Multimodal: 3
Long Context: 5
Blended Price / 1M tokens: $0.003
P95 Latency: 1000ms
Tokens per second: 112.737tokens/sec

Overall Capabilities

The capability radar provides a holistic view of the Phi-4 Mini Instruct vs GPT-5 (low) matchup. This chart illustrates each model's strengths and weaknesses at a glance, forming a cornerstone of our Phi-4 Mini Instruct vs GPT-5 (low) analysis.

This radar chart visually maps the core capabilities (reasoning, coding, math proxy, multimodal, long context) of `Phi-4 Mini Instruct` vs `GPT-5 (low)`.

Benchmark Breakdown

For a granular look, this chart directly compares scores across standardized benchmarks. In the critical MMLU Pro test, a key part of the Phi-4 Mini Instruct vs GPT-5 (low) debate, Phi-4 Mini Instruct scores 10 against GPT-5 (low)'s 80. This data-driven approach is essential for any serious Phi-4 Mini Instruct vs GPT-5 (low) comparison.

This grouped bar chart provides a side-by-side comparison for each benchmark metric.

Speed & Latency

Speed is a crucial factor in the Phi-4 Mini Instruct vs GPT-5 (low) decision for interactive applications. The metrics below highlight the trade-offs you should weigh before shipping to production.

Time to First Token

Phi-4 Mini Instruct300ms

GPT-5 (low)300ms

Tokens per Second

Phi-4 Mini Instruct44.419

GPT-5 (low)112.737

Head to the playground to validate these results yourself

The Economics of Phi-4 Mini Instruct vs GPT-5 (low)

Power is only one part of the equation. This Phi-4 Mini Instruct vs GPT-5 (low) pricing analysis gives you a true sense of value.

Pricing Breakdown

Compare input and output pricing at a glance.

Real-World Cost Scenario

To process 1M input tokens and generate 250k output tokens, Phi-4 Mini Instruct would cost $0.018, whereas GPT-5 (low) would cost $0.004. This practical calculation is vital for any developer considering the Phi-4 Mini Instruct vs GPT-5 (low) choice.

Review the complete pricing and packaging strategy

Which Model Wins the Phi-4 Mini Instruct vs GPT-5 (low) Battle for You?

Choose Phi-4 Mini Instruct if...

Cost is a secondary concern to power in your Phi-4 Mini Instruct vs GPT-5 (low) decision.

You need the most advanced reasoning capabilities available.

Your use case demands cutting-edge AI performance.

Choose GPT-5 (low) if...

You need a highly responsive model for user-facing applications.

Your budget is a primary consideration in the Phi-4 Mini Instruct vs GPT-5 (low) choice.

You are developing at scale where operational costs are critical.

Explore all Best picks Use the AI Selector for a tailored recommendation

Your Questions about the Phi-4 Mini Instruct vs GPT-5 (low) Comparison

Review the full evaluation methodology · Read the latest analysis posts

Data source: https://artificialanalysis.ai/