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

DeepSeek V3.1 Terminus vs GPT-4 Turbo

DeepSeek
DeepSeek V3.1 Terminus
OpenAI
GPT-4 Turbo
Overview
CompanyDeepSeekOpenAI
Release dateSep 22 2025Nov 6 2023
AccessOpen WeightProprietary
Specifications
Context window
128k
Timeline
Release gapGPT-4 Turbo shipped 686 days before DeepSeek V3.1 Terminus

Which is better: DeepSeek V3.1 Terminus or GPT-4 Turbo?

DeepSeek V3.1 Terminus and GPT-4 Turbo don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. GPT-4 Turbo shipped 686 days before DeepSeek V3.1 Terminus, so benchmark comparisons should account for the intervening progress.

DeepSeek V3.1 Terminus is open weight, while GPT-4 Turbo is proprietary.

Direct benchmark comparisons are unavailable — DeepSeek V3.1 Terminus and GPT-4 Turbo don't publish scores on any of the same benchmarks.

Frequently asked questions

DeepSeek V3.1 Terminus was released by DeepSeek on Sep 22 2025.

GPT-4 Turbo was released by OpenAI on Nov 6 2023.

DeepSeek V3.1 Terminus is an open weight model released by DeepSeek. GPT-4 Turbo is a proprietary model released by OpenAI.

Other comparisons