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

DeepSeek-V3.2 vs GPT-4o mini

DeepSeek
DeepSeek-V3.2
OpenAI
GPT-4o mini
Overview
CompanyDeepSeekOpenAI
Release dateDec 1 2025Jul 18 2024
AccessOpen WeightProprietary
Benchmarks
Nonsense detection
BullshitBench v2
13%Best
2%
Timeline
Release gapGPT-4o mini shipped 501 days before DeepSeek-V3.2

Which is better: DeepSeek-V3.2 or GPT-4o mini?

DeepSeek-V3.2 leads GPT-4o mini on 1 of the 1 benchmark they both report (BullshitBench v2). GPT-4o mini shipped 501 days before DeepSeek-V3.2, so benchmark comparisons should account for the intervening progress.

DeepSeek-V3.2 is open weight, while GPT-4o mini is proprietary.

On BullshitBench v2, DeepSeek-V3.2 leads at 13% vs GPT-4o mini at 2%.

Frequently asked questions

DeepSeek-V3.2 was released by DeepSeek on Dec 1 2025.

GPT-4o mini was released by OpenAI on Jul 18 2024.

DeepSeek-V3.2 is an open weight model released by DeepSeek. GPT-4o mini is a proprietary model released by OpenAI.

Other comparisons