# jamba-1.5-mini@* stops working

Calls to models jamba-1.5-mini@* on Vertex AI stopped working on February 27, 2026.

- API: Vertex AI (aiplatform.googleapis.com)
- Kind: Model retirement
- Takes effect: February 27, 2026
- Calls after that day: fail
- Calls it hits: `models jamba-1.5-mini@*`
- Source: [Deprecations page](https://docs.cloud.google.com/gemini-enterprise-agent-platform/models/deprecations/partner-models)
- Page: https://www.okapi.bot/providers/vertex-ai/breaking-changes/jamba-1-5-mini-stops-working/