Worked on the langchain4j repository to migrate the OVH AI integration to the OpenAI provider, delivering a compatibility enhancement that broadens model support and streamlines interoperability. This involved refactoring both documentation and tests to align with updated API endpoints and model specifications, ensuring clarity and accuracy for future contributors. The implementation was validated through comprehensive unit and integration testing in Java, with all scenarios passing successfully across core and main modules. By focusing on API integration and maintaining non-breaking changes, the work improved reliability and maintainability while adhering to contribution guidelines. Documentation was updated using Markdown to reflect the new architecture.