# AI model releases in April 2025

3 confirmed releases from 1 provider.

| Confirmed | Provider | Release | Models | Evidence |
|---|---|---|---|---|
| Apr 16, 2025 | OpenAI | o3 | [o3](https://benchlm.ai/models/o3) | [OpenAI](https://openai.com/index/introducing-o3-and-o4-mini/) |
| Apr 16, 2025 | OpenAI | o4-mini | o4-mini family | [OpenAI](https://openai.com/index/introducing-o3-and-o4-mini/) |
| Apr 14, 2025 | OpenAI | GPT-4.1 family | [GPT-4.1](https://benchlm.ai/models/gpt-4-1), [GPT-4.1 mini](https://benchlm.ai/models/gpt-4-1-mini), [GPT-4.1 nano](https://benchlm.ai/models/gpt-4-1-nano) | [OpenAI](https://openai.com/index/gpt-4-1/) |

Canonical page: https://benchlm.ai/model-updates/releases/april-2025