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

GPT-4 Turbo vs Grok Code Fast 1

OpenAI
GPT-4 Turbo
SpaceXAI
Grok Code Fast 1
Overview
CompanyOpenAISpaceXAI
Release dateNov 6 2023Aug 28 2025
AccessProprietaryProprietary
Specifications
Context window
128k
Timeline
Release gapGPT-4 Turbo shipped 661 days before Grok Code Fast 1

Which is better: GPT-4 Turbo or Grok Code Fast 1?

GPT-4 Turbo and Grok Code Fast 1 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. GPT-4 Turbo shipped 661 days before Grok Code Fast 1, 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 — GPT-4 Turbo and Grok Code Fast 1 don't publish scores on any of the same benchmarks.

Frequently asked questions

GPT-4 Turbo was released by OpenAI on Nov 6 2023.

Grok Code Fast 1 was released by SpaceXAI on Aug 28 2025.

Other comparisons