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

DeepSeek V3.2 Exp vs Grok 4.20 Beta

DeepSeek
DeepSeek V3.2 Exp
xAI
Grok 4.20 Beta
Overview
CompanyDeepSeekxAI
Release dateSep 29 2025Feb 17 2026
Model type
Open sourceYesNo
Specifications
Parameters
Context window
Benchmarks
Timeline
Release gapDeepSeek V3.2 Exp shipped 141 days before Grok 4.20 Beta

Which is better: DeepSeek V3.2 Exp or Grok 4.20 Beta?

DeepSeek V3.2 Exp and Grok 4.20 Beta don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. DeepSeek V3.2 Exp shipped 141 days before Grok 4.20 Beta, so benchmark comparisons should account for the intervening progress.

DeepSeek V3.2 Exp is an open-source / open-weight model; Grok 4.20 Beta is proprietary.

Direct benchmark comparisons are unavailable — DeepSeek V3.2 Exp and Grok 4.20 Beta don't publish scores on any of the same benchmarks.

Frequently asked questions

When was DeepSeek V3.2 Exp released?
DeepSeek V3.2 Exp was released by DeepSeek on Sep 29 2025.
When was Grok 4.20 Beta released?
Grok 4.20 Beta was released by xAI on Feb 17 2026.
Is DeepSeek V3.2 Exp or Grok 4.20 Beta open source?
DeepSeek V3.2 Exp is an open-source / open-weight model released by DeepSeek. Grok 4.20 Beta is a proprietary model released by xAI.

Other comparisons