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

DeepSeek Coder V2 vs GPT-5-Codex-Mini

DeepSeek
DeepSeek Coder V2
OpenAI
GPT-5-Codex-Mini
Overview
CompanyDeepSeekOpenAI
Release dateJun 17 2024Nov 7 2025
AccessOpen WeightProprietary
Timeline
Release gapDeepSeek Coder V2 shipped 508 days before GPT-5-Codex-Mini

Which is better: DeepSeek Coder V2 or GPT-5-Codex-Mini?

DeepSeek Coder V2 and GPT-5-Codex-Mini don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. DeepSeek Coder V2 shipped 508 days before GPT-5-Codex-Mini, so benchmark comparisons should account for the intervening progress.

DeepSeek Coder V2 is open weight, while GPT-5-Codex-Mini is proprietary.

Direct benchmark comparisons are unavailable — DeepSeek Coder V2 and GPT-5-Codex-Mini don't publish scores on any of the same benchmarks.

Frequently asked questions

DeepSeek Coder V2 was released by DeepSeek on Jun 17 2024.

GPT-5-Codex-Mini was released by OpenAI on Nov 7 2025.

DeepSeek Coder V2 is an open weight model released by DeepSeek. GPT-5-Codex-Mini is a proprietary model released by OpenAI.

Other comparisons