# DeepSeek V4 Flash 0731 release · 2026-07-31 · snapshot 2026-10-26

Creator: DeepSeek · 1 effort levels

| Effort level | Input modalities | Intelligence | Total cost | E2E | On the frontier today | ID |
|---|---|---|---|---|---|---|
| DeepSeek V4 Flash 0731 (Max) | Text | 34.30 | $200 | 18.0s | no | `deepseek-v4-flash` |

Open weights · on the open-weights frontier today: 0 of 1

## Launch day (2026-07-31)

- Reached the frontier: 0 of 1
- Reached the open-weights frontier: 1 of 1
- Impact (intelligence × log-cost hypervolume gained): 0
- Rank: did not move the frontier; 46 releases this past year did
- DeepSeek V4 Flash 0731 (Max) missed: 0.3 points below GPT-5.6 Luna (Xhigh) at 1.11× its cost


> Metrics snapshot: 2026-10-26T03:27:40Z. 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.