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DeepSeek R1-0528 vs GPT-4

DeepSeek DeepSeek R1-0528 vs OpenAI GPT-4 — side-by-side specs.

DeepSeek
DeepSeek R1-0528
OpenAI
GPT-4
Overview
CompanyDeepSeekOpenAI
Release dateMay 28 2025Mar 14 2023
Model type
Open sourceYesNo
Specifications
Parameters
Context window
Benchmarks
Timeline
Release gapGPT-4 shipped 806 days before DeepSeek R1-0528

Which is better: DeepSeek R1-0528 or GPT-4?

DeepSeek R1-0528 and GPT-4 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. GPT-4 shipped 806 days before DeepSeek R1-0528, so benchmark comparisons should account for the intervening progress.

DeepSeek R1-0528 is an open-source / open-weight model; GPT-4 is proprietary.

Direct benchmark comparisons are unavailable — DeepSeek R1-0528 and GPT-4 don't publish scores on any of the same benchmarks.

Frequently asked questions

When was DeepSeek R1-0528 released?
DeepSeek R1-0528 was released by DeepSeek on May 28 2025.
When was GPT-4 released?
GPT-4 was released by OpenAI on Mar 14 2023.
Is DeepSeek R1-0528 or GPT-4 open source?
DeepSeek R1-0528 is an open-source / open-weight model released by DeepSeek. GPT-4 is a proprietary model released by OpenAI.

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