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

GPT-3.5 vs Grok‑1

OpenAI
GPT-3.5
SpaceXAI
Grok‑1
Overview
CompanyOpenAISpaceXAI
Release dateNov 30 2022Nov 3 2023
AccessProprietaryOpen Weight
Timeline
Release gapGPT-3.5 shipped 338 days before Grok‑1

Which is better: GPT-3.5 or Grok‑1?

GPT-3.5 and Grok‑1 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. GPT-3.5 shipped 338 days before Grok‑1, so benchmark comparisons should account for the intervening progress.

GPT-3.5 is proprietary, while Grok‑1 is open weight.

Direct benchmark comparisons are unavailable — GPT-3.5 and Grok‑1 don't publish scores on any of the same benchmarks.

Frequently asked questions

GPT-3.5 was released by OpenAI on Nov 30 2022.

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

GPT-3.5 is a proprietary model released by OpenAI. Grok‑1 is an open weight model released by SpaceXAI.

Other comparisons