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

Home/Compare/Claude Opus 4.1 vs DeepSeek-V3.2

Claude Opus 4.1 vs DeepSeek-V3.2

2 vs 0 benchmarks won

Anthropic
Claude Opus 4.1
DeepSeek
DeepSeek-V3.2
Overview
CompanyAnthropicDeepSeek
Release dateAug 5 2025Dec 1 2025
Model type
Open sourceNoYes
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
80.9%
Software engineering
SWE-Bench Verified
74.5%
Multimodal understanding
MMMU
Timeline
Release gapClaude Opus 4.1 shipped 118 days before DeepSeek-V3.2

Which is better: Claude Opus 4.1 or DeepSeek-V3.2?

Claude Opus 4.1 leads DeepSeek-V3.2 on 2 of the tracked benchmarks (GPQA Diamond, SWE-Bench Verified, MMMU). Claude Opus 4.1 shipped 118 days before DeepSeek-V3.2, so benchmark comparisons should account for the intervening progress.

DeepSeek-V3.2 is an open-source / open-weight model; Claude Opus 4.1 is proprietary.

Direct benchmark comparisons are unavailable — at least one of these models has not published scores on GPQA Diamond, SWE-Bench Verified, or MMMU.

Frequently asked questions

When was Claude Opus 4.1 released?
Claude Opus 4.1 was released by Anthropic on Aug 5 2025.
When was DeepSeek-V3.2 released?
DeepSeek-V3.2 was released by DeepSeek on Dec 1 2025.
Is Claude Opus 4.1 or DeepSeek-V3.2 open source?
DeepSeek-V3.2 is an open-source / open-weight model released by DeepSeek. Claude Opus 4.1 is a proprietary model released by Anthropic.

Other comparisons