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

DeepSeek-MoE vs GPT-5 nano

DeepSeek
DeepSeek-MoE
OpenAI
GPT-5 nano
Overview
CompanyDeepSeekOpenAI
Release dateJan 9 2024Aug 7 2025
AccessOpen WeightProprietary
Timeline
Release gapDeepSeek-MoE shipped 576 days before GPT-5 nano

Which is better: DeepSeek-MoE or GPT-5 nano?

DeepSeek-MoE and GPT-5 nano don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. DeepSeek-MoE shipped 576 days before GPT-5 nano, so benchmark comparisons should account for the intervening progress.

DeepSeek-MoE is open weight, while GPT-5 nano is proprietary.

Direct benchmark comparisons are unavailable — DeepSeek-MoE and GPT-5 nano don't publish scores on any of the same benchmarks.

Frequently asked questions

DeepSeek-MoE was released by DeepSeek on Jan 9 2024.

GPT-5 nano was released by OpenAI on Aug 7 2025.

DeepSeek-MoE is an open weight model released by DeepSeek. GPT-5 nano is a proprietary model released by OpenAI.

Other comparisons