# GPT-5.5 Instant release · 2026-06-25 · snapshot 2026-10-26

Creator: OpenAI · 1 effort levels

| Effort level | Input modalities | Intelligence | Total cost | E2E | On the frontier today | ID |
|---|---|---|---|---|---|---|
| GPT-5.5 Instant (June 2026) | Text, Image | 26.00 | $1184 | 16.7s | no | `gpt-5-5-instant-06-26` |

## Launch day (2026-06-25)

- Reached the frontier: 0 of 1
- Impact (intelligence × log-cost hypervolume gained): 0
- Rank: did not move the frontier; 46 releases this past year did
- GPT-5.5 Instant (June 2026) missed: 0.0 points below MiMo-V2.5-Pro (Reasoning) at 5.13× its cost


> Metrics snapshot: 2026-10-26T15:24:18Z. 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.