Grok 4 Fast
By SpaceXAI · released 2025-09-19 (13 months) · 2 effort levels
Not ranked · benchmark data missingproprietary
Today
Where Grok 4 Fast stands on the 2026-10-25 frontier
Not enough benchmark data to assess this release.
| Level | Input modalities | Intelligence | Cost | E2E | Today | Matchup |
|---|---|---|---|---|---|---|
| Grok 4 Fast (Non-reasoning) | Text, Image | 11.10 | - | - | no data | Compare |
| Grok 4 Fast (Reasoning) | Text, Image | 17.90 | - | - | no data | Compare |
Not plotted
Incomplete benchmark data
Intelligence and benchmark cost are both required to place this model on the frontier. Missing data is not a performance verdict.
- Intelligence index
- 11.10–17.90
- Benchmark cost
- Not reported
- Input / 1M tokens
- 0.20
- Output / 1M tokens
- 0.50
- Context window
- 2000k
Matchup
Compare head to head
Suggested: what beats it, its effort levels, and frontier models near its price.
Agents:
Accept: text/markdown or ?format=md returns this page as Markdown. Markdown: /releases/grok-4-fast?format=md · llms.txt · agent skill