CriticalDeprecation
OpenAI retiring Claude Opus 3 model — migration to Claude Opus 4.7 required
Action Required
Applications currently using Claude Opus 3 will cease to function after June 15, 2026, necessitating immediate migration to a supported model.
AI Impact Summary
OpenAI is retiring the Claude Opus 3 model, a significant change for users relying on this model for its advanced reasoning capabilities. This deprecation requires immediate migration to Claude Opus 4.7 or newer models to avoid service disruptions. The move to Opus 4.7 introduces new features and improved performance, but users must update their code and workflows to maintain functionality.
OpenAI retiring Claude Opus 3 model — migration to Claude Opus 4.7 required
Affected Systems
Claude Opus 3
- Date
- 15 Jun 2026
- Change type
- deprecation
- Severity
- critical