DeepSeek R1 0528 vs GPT-4o Mini

Side-by-side benchmark comparison across coding, math, reasoning, speed, and pricing.

DeepSeek R1 0528 by DeepSeek wins on 11 of 15 benchmarks against GPT-4o Mini by OpenAI, which leads on 4. This head-to-head comparison covers coding, math, reasoning, speed, and pricing metrics from the AI Value Index.

Category-by-Category Breakdown

General Intelligence: In general intelligence, DeepSeek R1 0528 scores 1375 on Chatbot Arena ELO compared to GPT-4o Mini's 1220, while DeepSeek R1 0528 scores 84.0% on MMLU-Pro compared to GPT-4o Mini's 64.0%, while DeepSeek R1 0528 scores 88.0% on IFEval compared to GPT-4o Mini's 80.0%.

Coding: In coding, DeepSeek R1 0528 scores 88.0% on HumanEval+ compared to GPT-4o Mini's 78.0%, while DeepSeek R1 0528 scores 55.0% on SWE-bench Verified compared to GPT-4o Mini's 20.0%, while DeepSeek R1 0528 scores 58.0% on LiveCodeBench compared to GPT-4o Mini's 28.0%.

Math: In math, DeepSeek R1 0528 scores 96.0% on MATH compared to GPT-4o Mini's 68.0%, while DeepSeek R1 0528 scores 97.5% on GSM8K compared to GPT-4o Mini's 88.0%.

Reasoning: In reasoning, DeepSeek R1 0528 scores 81.0% on GPQA Diamond compared to GPT-4o Mini's 40.0%, while DeepSeek R1 0528 scores 15.0% on ARC-AGI compared to GPT-4o Mini's 3.0%.

Context: In context, DeepSeek R1 0528 scores 131K on Context Length compared to GPT-4o Mini's 128K.

Pricing Comparison

DeepSeek R1 0528 costs $0.55/1M input tokens and $2.2/1M output tokens, while GPT-4o Mini costs $0.15/1M input and $0.60/1M output. GPT-4o Mini is the more affordable option for API usage.

Speed Comparison

DeepSeek R1 0528 generates output at 40 tok/s compared to GPT-4o Mini's 200 tok/s, and the time to first token is 900 ms for DeepSeek R1 0528 versus 120 ms for GPT-4o Mini. GPT-4o Mini delivers faster throughput.

Verdict

For developers prioritizing coding and general intelligence and math, DeepSeek R1 0528 has the edge. For those who value affordability and speed, GPT-4o Mini is the stronger choice.

DeepSeek R1 0528 vs GPT-4o Mini — FAQ

Which is better, DeepSeek R1 0528 or GPT-4o Mini?

DeepSeek R1 0528 wins on more benchmarks overall (11 vs 4). However, the best choice depends on your specific needs — each model excels in different areas.

How does DeepSeek R1 0528 compare to GPT-4o Mini for coding?

DeepSeek R1 0528 is better for coding, scoring 55.0% on SWE-bench Verified compared to 20.0%. SWE-bench tests real-world software engineering by resolving actual GitHub issues.

Is DeepSeek R1 0528 cheaper than GPT-4o Mini?

Yes, GPT-4o Mini is cheaper. DeepSeek R1 0528 costs $0.55/1M input and $2.2/1M output tokens. GPT-4o Mini costs $0.15/1M input and $0.60/1M output tokens.

Which is faster, DeepSeek R1 0528 or GPT-4o Mini?

GPT-4o Mini is faster, generating output at 200 tok/s compared to 40 tok/s. Faster output speed means shorter wait times for API responses.

What benchmarks does the DeepSeek R1 0528 vs GPT-4o Mini comparison cover?

This comparison covers 15 benchmarks including Chatbot Arena ELO, MMLU-Pro, HumanEval+, IFEval, MATH, SWE-bench Verified, GPQA Diamond, Output Speed, and more. Metrics span general intelligence, coding, math, reasoning, speed, and cost categories.