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

Home/Compare/Claude 3 Opus vs DeepSeek V3-0324

Claude 3 Opus vs DeepSeek V3-0324

2 vs 0 benchmarks won

Anthropic
Claude 3 Opus
DeepSeek
DeepSeek V3-0324
Overview
CompanyAnthropicDeepSeek
Release dateMar 4 2024Mar 24 2025
Model type
Open sourceNoYes
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
50.4%
Software engineering
SWE-Bench Verified
33%
Multimodal understanding
MMMU
Timeline
Release gapClaude 3 Opus shipped 385 days before DeepSeek V3-0324

Which is better: Claude 3 Opus or DeepSeek V3-0324?

Claude 3 Opus leads DeepSeek V3-0324 on 2 of the tracked benchmarks (GPQA Diamond, SWE-Bench Verified, MMMU). Claude 3 Opus shipped 385 days before DeepSeek V3-0324, so benchmark comparisons should account for the intervening progress.

DeepSeek V3-0324 is an open-source / open-weight model; Claude 3 Opus 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 3 Opus released?
Claude 3 Opus was released by Anthropic on Mar 4 2024.
When was DeepSeek V3-0324 released?
DeepSeek V3-0324 was released by DeepSeek on Mar 24 2025.
Is Claude 3 Opus or DeepSeek V3-0324 open source?
DeepSeek V3-0324 is an open-source / open-weight model released by DeepSeek. Claude 3 Opus is a proprietary model released by Anthropic.

Other comparisons