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

Claude 2.1 vs Grok‑1

Anthropic
Claude 2.1
SpaceXAI
Grok‑1
Overview
CompanyAnthropicSpaceXAI
Release dateNov 21 2023Nov 3 2023
AccessProprietaryOpen Weight
Timeline
Release gapGrok‑1 shipped 18 days before Claude 2.1

Which is better: Claude 2.1 or Grok‑1?

Claude 2.1 and Grok‑1 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Grok‑1 shipped 18 days before Claude 2.1, so benchmark comparisons should account for the intervening progress.

Claude 2.1 is proprietary, while Grok‑1 is open weight.

Direct benchmark comparisons are unavailable — Claude 2.1 and Grok‑1 don't publish scores on any of the same benchmarks.

Frequently asked questions

Claude 2.1 was released by Anthropic on Nov 21 2023.

Grok‑1 was released by SpaceXAI on Nov 3 2023.

Claude 2.1 is a proprietary model released by Anthropic. Grok‑1 is an open weight model released by SpaceXAI.

Other comparisons