Anthropic deprecating Claude Sonnet 4 and Claude Opus 4 — migrate to 4.6 and 4.7
Action Required
Applications relying on Claude Sonnet 4 or Claude Opus 4 will experience service interruptions and require immediate code updates to utilize the newer 4.6 and 4.7 models.
AI Impact Summary
Anthropic is sunsetting Claude Sonnet 4 and Claude Opus 4, marking a significant shift in their model offerings. The deprecation, effective June 15, 2026, necessitates immediate migration to the newer Sonnet 4.6 and Opus 4.7 models to avoid service disruptions. These models are foundational to many customer applications, and a proactive migration strategy is critical to maintain functionality.
Affected Systems
- Date
- Date not specified
- Change type
- deprecation
- Severity
- high