xAI Grok Code Fast 1 vs xAI Grok‑1 — side-by-side specs.
xAI Grok Code Fast 1 | xAI Grok‑1 | |
|---|---|---|
| Overview | ||
| Company | xAI | xAI |
| Release date | Aug 28 2025 | Nov 3 2023 |
| Model type | — | — |
| Open source | No | Yes |
| Specifications | ||
Parameters | — | — |
Context window | — | — |
| Benchmarks | ||
| Timeline | ||
| Release gap | Grok‑1 shipped 664 days before Grok Code Fast 1 | |
Grok Code Fast 1 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 664 days before Grok Code Fast 1, so benchmark comparisons should account for the intervening progress.
Grok‑1 is an open-source / open-weight model; Grok Code Fast 1 is proprietary.
Direct benchmark comparisons are unavailable — Grok Code Fast 1 and Grok‑1 don't publish scores on any of the same benchmarks.