# Migrating off ada

**OpenAI** retires **ada** on **2024-01-04**.
Documented replacement: **babbage-002**.

Source: https://developers.openai.com/api/docs/deprecations
Source last checked: 2026-09-15.
Calendar as of 2026-09-15 UTC.

| Model | Provider | Retires | Replacement |
|---|---|---|---|
| ada | OpenAI | 2024-01-04 | babbage-002 |

Also retiring on 2024-01-04:
- /v1/fine-tunes (OpenAI) → /v1/fine_tuning/jobs
- text-ada-001 (OpenAI) → gpt-3.5-turbo-instruct
- text-babbage-001 (OpenAI) → gpt-3.5-turbo-instruct
- text-curie-001 (OpenAI) → gpt-3.5-turbo-instruct
- text-davinci-001 (OpenAI) → gpt-3.5-turbo-instruct
- text-davinci-002 (OpenAI) → gpt-3.5-turbo-instruct
- text-davinci-003 (OpenAI) → gpt-3.5-turbo-instruct
- babbage (OpenAI) → babbage-002
- curie (OpenAI) → davinci-002
- davinci (OpenAI) → davinci-002, gpt-3.5-turbo, gpt-4o

Source: https://llmlatency.dev/migrate/openai-ada