# Migrating off gpt-5.4-cyber

**OpenAI** retires **gpt-5.4-cyber** on **2026-10-01** (in 16 days).
Documented replacement: **gpt-5.6-cyber**.

Source: https://developers.openai.com/api/docs/deprecations

| Model | Provider | Retires | Replacement |
|---|---|---|---|
| gpt-5.4-cyber | OpenAI | 2026-10-01 | gpt-5.6-cyber |

Source: https://llmlatency.dev/migrate/openai-gpt-5-4-cyber