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

Claude 3.5 Sonnet (upgraded) vs Grok‑2

Anthropic
Claude 3.5 Sonnet (upgraded)
SpaceXAI
Grok‑2
Overview
CompanyAnthropicSpaceXAI
Release dateOct 22 2024Aug 14 2024
AccessProprietaryProprietary
Benchmarks
Coding
SWE-Bench Verified
49%
Timeline
Release gapGrok‑2 shipped 69 days before Claude 3.5 Sonnet (upgraded)

Which is better: Claude 3.5 Sonnet (upgraded) or Grok‑2?

Claude 3.5 Sonnet (upgraded) and Grok‑2 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Grok‑2 shipped 69 days before Claude 3.5 Sonnet (upgraded), 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 3.5 Sonnet (upgraded) and Grok‑2 don't publish scores on any of the same benchmarks.

Frequently asked questions

Claude 3.5 Sonnet (upgraded) was released by Anthropic on Oct 22 2024.

Grok‑2 was released by SpaceXAI on Aug 14 2024.

Other comparisons