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

Claude 3 Opus vs Grok 3 mini

Anthropic
Claude 3 Opus
SpaceXAI
Grok 3 mini
Overview
CompanyAnthropicSpaceXAI
Release dateMar 4 2024Feb 17 2025
AccessProprietaryProprietary
Benchmarks
Coding
SWE-Bench Verified
33%
Science
GPQA Diamond
50.4%
Timeline
Release gapClaude 3 Opus shipped 350 days before Grok 3 mini

Which is better: Claude 3 Opus or Grok 3 mini?

Claude 3 Opus and Grok 3 mini don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Claude 3 Opus shipped 350 days before Grok 3 mini, so benchmark comparisons should account for the intervening progress.

Published specifications for these two models are limited — see each model page for the latest details.

Direct benchmark comparisons are unavailable — Claude 3 Opus and Grok 3 mini don't publish scores on any of the same benchmarks.

Frequently asked questions

Claude 3 Opus was released by Anthropic on Mar 4 2024.

Grok 3 mini was released by SpaceXAI on Feb 17 2025.

Other comparisons