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

DeepSeek V3.2 Exp vs GPT-4o mini

DeepSeek
DeepSeek V3.2 Exp
OpenAI
GPT-4o mini
Overview
CompanyDeepSeekOpenAI
Release dateSep 29 2025Jul 18 2024
AccessOpen WeightProprietary
Benchmarks
Nonsense detection
BullshitBench v2
2%
Timeline
Release gapGPT-4o mini shipped 438 days before DeepSeek V3.2 Exp

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

DeepSeek V3.2 Exp and GPT-4o mini don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. GPT-4o mini shipped 438 days before DeepSeek V3.2 Exp, so benchmark comparisons should account for the intervening progress.

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

Direct benchmark comparisons are unavailable — DeepSeek V3.2 Exp and GPT-4o mini don't publish scores on any of the same benchmarks.

Frequently asked questions

DeepSeek V3.2 Exp was released by DeepSeek on Sep 29 2025.

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

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

Other comparisons