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

DeepSeek-LLM vs Gemini 3.1 Flash

DeepSeek
DeepSeek-LLM
Google
Gemini 3.1 Flash
Overview
CompanyDeepSeekGoogle
Release dateNov 29 2023Feb 26 2026
AccessOpen WeightProprietary
Timeline
Release gapDeepSeek-LLM shipped 820 days before Gemini 3.1 Flash

Which is better: DeepSeek-LLM or Gemini 3.1 Flash?

DeepSeek-LLM and Gemini 3.1 Flash don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. DeepSeek-LLM shipped 820 days before Gemini 3.1 Flash, so benchmark comparisons should account for the intervening progress.

DeepSeek-LLM is open weight, while Gemini 3.1 Flash is proprietary.

Direct benchmark comparisons are unavailable — DeepSeek-LLM and Gemini 3.1 Flash don't publish scores on any of the same benchmarks.

Frequently asked questions

DeepSeek-LLM was released by DeepSeek on Nov 29 2023.

Gemini 3.1 Flash was released by Google on Feb 26 2026.

DeepSeek-LLM is an open weight model released by DeepSeek. Gemini 3.1 Flash is a proprietary model released by Google.

Other comparisons