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

Composer 1.5 vs Grok‑2

Cursor
Composer 1.5
SpaceXAI
Grok‑2
Overview
CompanyCursorSpaceXAI
Release dateFeb 9 2026Aug 14 2024
AccessProprietaryProprietary
Benchmarks
Next.js coding
Next.js Evals
67%
Timeline
Release gapGrok‑2 shipped 544 days before Composer 1.5

Which is better: Composer 1.5 or Grok‑2?

Composer 1.5 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 544 days before Composer 1.5, 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 — Composer 1.5 and Grok‑2 don't publish scores on any of the same benchmarks.

Frequently asked questions

Composer 1.5 was released by Cursor on Feb 9 2026.

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

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