# GPT-5.4 nano release · 2026-03-17 · snapshot 2026-10-26

Creator: OpenAI · 3 effort levels

| Effort level | Input modalities | Intelligence | Total cost | E2E | On the frontier today | ID |
|---|---|---|---|---|---|---|
| GPT-5.4 nano (Xhigh) | Text, Image | 20.70 | $331 | 109.0s | no | `gpt-5-4-nano` |
| GPT-5.4 nano (Medium) | Text, Image | 20.00 | - | 10.6s | no | `gpt-5-4-nano-medium` |
| GPT-5.4 nano (Non-reasoning) | Text, Image | 11.70 | - | 3.62s | no | `gpt-5-4-nano-non-reasoning` |

## Launch day (2026-03-17)

- Reached the frontier: 1 of 3
- Impact (intelligence × log-cost hypervolume gained): 2.21
- Rank: #15 of 45 releases this past year


> 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.