# nvidia/nvidia-nemotron-3-ultra-550b-a55b-bf16

Calls to the model nvidia/nvidia-nemotron-3-ultra-550b-a55b-bf16 on DeepInfra stopped working on June 26, 2026.

- API: DeepInfra (api.deepinfra.com)
- Model: nvidia/nvidia-nemotron-3-ultra-550b-a55b-bf16
- Kind: Model retirement
- Takes effect: June 26, 2026
- Calls after that day: fail
- Calls it hits: `model nvidia/nvidia-nemotron-3-ultra-550b-a55b-bf16`
- Source: [Lifecycle page](https://api.deepinfra.com/models/list)
- Page: https://www.okapi.bot/models/deepinfra/nvidia/nvidia-nemotron-3-ultra-550b-a55b-bf16/

## What to use instead

Move to nvidia/NVIDIA-Nemotron-3-Ultra-550B-A55B, recommended by DeepInfra.