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

DeepSeek V3.1 Terminus vs Kimi Chat

DeepSeek
DeepSeek V3.1 Terminus
Moonshot AI
Kimi Chat
Overview
CompanyDeepSeekMoonshot AI
Release dateSep 22 2025Oct 2023
AccessOpen WeightProprietary
Timeline
Release gapKimi Chat shipped 722 days before DeepSeek V3.1 Terminus

Which is better: DeepSeek V3.1 Terminus or Kimi Chat?

DeepSeek V3.1 Terminus and Kimi Chat don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Kimi Chat shipped 722 days before DeepSeek V3.1 Terminus, so benchmark comparisons should account for the intervening progress.

DeepSeek V3.1 Terminus is open weight, while Kimi Chat is proprietary.

Direct benchmark comparisons are unavailable — DeepSeek V3.1 Terminus and Kimi Chat 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.

Kimi Chat was released by Moonshot AI on Oct 2023.

DeepSeek V3.1 Terminus is an open weight model released by DeepSeek. Kimi Chat is a proprietary model released by Moonshot AI.

Other comparisons