AI Model Release Tracker - Timeline of Major AI Models from 2022-2026

Home/Compare/DeepSeek R1-0528 vs GPT-4

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
Science reasoning
GPQA Diamond
Software engineering
SWE-Bench Verified
Multimodal understanding
MMMU
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 do not have directly comparable benchmark scores published on GPQA Diamond, SWE-Bench Verified, or MMMU. 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 — at least one of these models has not published scores on GPQA Diamond, SWE-Bench Verified, or MMMU.

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.

Other comparisons