Exam DP-420 now titled 'Building AI Applications with Azure Cosmos DB'. Microsoft announces the certification becomes 'Microsoft Certified: Azure Cosmos DB AI Developer Associate' (name and level change) effective 2026-10-06; no action needed by holders. Price is regional on Microsoft Learn (not in page HTML); US list price kept. Renews annually via free Microsoft Learn online assessment.
No formal prerequisites are published; anyone can register for the exam.
Valid for 1 year. Renew by assessment.
Free online renewal assessment on Microsoft Learn in the 6 months before expiry
Cosmos DB data modelling and SDK development