# Grok 4.20 0309 v2 release · 2026-04-07 · snapshot 2026-10-26

Creator: SpaceXAI · 2 effort levels

| Effort level | Input modalities | Intelligence | Total cost | E2E | On the frontier today | ID |
|---|---|---|---|---|---|---|
| Grok 4.20 0309 v2 (Non-reasoning) | Text, Image | 14.20 | - | 5.28s | no | `grok-4-20-non-reasoning` |
| Grok 4.20 0309 v2 (Reasoning) | Text, Image | 25.70 | - | 23.5s | no | `grok-4-20` |


> Metrics snapshot: 2026-10-26T21:34:20Z. Intelligence index version: unknown. Release timeline, frontier age, release impact and shakeup cards are reconstructions using one selected snapshot's metrics, not a record of what was known at release. Scores, benchmark cost and derived value may change when the index methodology changes. Source documentation advertises v4.3.2; API correspondence is unverified.