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

GPT-4.1 nano vs Grok‑1

OpenAI
GPT-4.1 nano
SpaceXAI
Grok‑1
Overview
CompanyOpenAISpaceXAI
Release dateApr 14 2025Nov 3 2023
AccessProprietaryOpen Weight
Specifications
Context window
1M
Timeline
Release gapGrok‑1 shipped 528 days before GPT-4.1 nano

Which is better: GPT-4.1 nano or Grok‑1?

GPT-4.1 nano 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 528 days before GPT-4.1 nano, so benchmark comparisons should account for the intervening progress.

GPT-4.1 nano is proprietary, while Grok‑1 is open weight.

Direct benchmark comparisons are unavailable — GPT-4.1 nano and Grok‑1 don't publish scores on any of the same benchmarks.

Frequently asked questions

GPT-4.1 nano was released by OpenAI on Apr 14 2025.

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

GPT-4.1 nano is a proprietary model released by OpenAI. Grok‑1 is an open weight model released by SpaceXAI.

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