# GLM-5.3 release · 2026-08-18 · snapshot 2026-10-25

Creator: Z AI · 2 effort levels

| Effort level | Input modalities | Intelligence | Total cost | E2E | On the frontier today | ID |
|---|---|---|---|---|---|---|
| GLM-5.3 (Low) | Text | 34.30 | $1013 | 31.1s | no | `glm-5-3-low` |
| GLM-5.3 (Max) | Text | 44.80 | $2503 | 28.7s | no | `glm-5-3` |

Open weights · on the open-weights frontier today: 0 of 2

## Launch day (2026-08-18)

- Reached the frontier: 1 of 2
- Reached the open-weights frontier: 1 of 2
- Impact (intelligence × log-cost hypervolume gained): 0.02
- Rank: #44 of 46 releases this past year
- GLM-5.3 (Low) missed: 0.3 points below GPT-5.6 Luna (Xhigh) at 5.65× its cost


> Metrics snapshot: 2026-10-25T15:21:57Z. 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.