xAI AI Models
2 models from xAI on the AMR board, ranked by AMR score. Snapshot 2026-11-06.
Best on the board: Grok 5 Preview at #18 — 78.0 AMR
| Rank | Model | AMR Score | GPQA | Context | Price (in / out) | Speed | Released |
|---|---|---|---|---|---|---|---|
1NEW | Grok 5 PreviewPreview | 78.0 | 91.2% | 1M | $3 / $15 | 120 | Sep 8 |
2— | Grok-4 Fast Reasoning | 70.9 | 81.5% | 2M | $0.80 / $3.20 | 210 | May 29 |
xAI pricing sources
The official pricing page lists per-model rates. Check it there before trusting any number here.
Per-model rates in USD per 1M tokens; cached input is billed at a lower rate.
Pricing page last checked 2026-10-28
Coding plan · Grok Code (SuperGrok)
Coding access bundled with the Grok subscription tiers rather than sold per token.
See Grok Code (SuperGrok) pricing ↗Share the xAI lineup
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