Update vector-database.md

Author: wmwxwa

articles/cosmos-db/vector-database.md

@@ -144,11 +144,14 @@ The natively integrated vector database in our NoSQL API will become available i
 
 [30-day Free Trial without Azure subscription](https://azure.microsoft.com/try/cosmosdb/)
 
-[90-day Free Trial with Azure AI Advantage](ai-advantage.md)
+[90-day Free Trial and up to $6,000 in throughput credits with Azure AI Advantage](ai-advantage.md)
 
 > [!div class="nextstepaction"]
 > [Use the Azure Cosmos DB lifetime free tier](free-tier.md)
 
+> [!div class="nextstepaction"]
+> [Use the Azure Cosmos DB for MongoDB lifetime free vCore cluster](mongodb/vcore/free-tier.md)
+
 ## More Vector Databases
 
 - [Azure PostgreSQL Server pgvector Extension](../postgresql/flexible-server/how-to-use-pgvector.md)