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

DeepSeek Chat (R1-based) vs GPT-4o

DeepSeek
DeepSeek Chat (R1-based)
OpenAI
GPT-4o
Overview
CompanyDeepSeekOpenAI
Release dateJan 20 2025May 13 2024
AccessOpen WeightProprietary
Benchmarks
Nonsense detection
BullshitBench v2
12%
Timeline
Release gapGPT-4o shipped 252 days before DeepSeek Chat (R1-based)

Which is better: DeepSeek Chat (R1-based) or GPT-4o?

DeepSeek Chat (R1-based) and GPT-4o don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. GPT-4o shipped 252 days before DeepSeek Chat (R1-based), so benchmark comparisons should account for the intervening progress.

DeepSeek Chat (R1-based) is open weight, while GPT-4o is proprietary.

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

Frequently asked questions

DeepSeek Chat (R1-based) was released by DeepSeek on Jan 20 2025.

GPT-4o was released by OpenAI on May 13 2024.

DeepSeek Chat (R1-based) is an open weight model released by DeepSeek. GPT-4o is a proprietary model released by OpenAI.

Other comparisons