HighDeprecation
Anthropic deprecating Claude Sonnet 4 and Claude Opus 4
Action Required
Applications relying on Claude Sonnet 4 or Claude Opus 4 will cease to function correctly after June 15, 2026, necessitating immediate migration efforts.
AI Impact Summary
Anthropic is deprecating Claude Sonnet 4 and Claude Opus 4, effective June 15, 2026. This means any applications currently utilizing these models will experience errors upon request. Teams should immediately assess their dependencies on these models and plan for migration to alternative Claude models like Claude 4 or Claude 5.
Anthropic deprecating Claude Sonnet 4 and Claude Opus 4
Affected Systems
Claude Sonnet 4
- Date
- Date not specified
- Change type
- deprecation
- Severity
- high