Worked on enhancing the documentation for Vault’s Internal Counters API within the hashicorp/web-unified-docs repository, focusing on aligning guidance with changes introduced in Vault v1.21. The work involved updating Markdown-based documentation to rename the token_creation_time field, introduce client_first_usage_time, and clarify the activity export endpoint’s response fields. Careful attention was given to improving example accuracy, removing unnecessary punctuation, and refining notes for better clarity. This documentation effort emphasized API version mapping, technical writing, and cross-functional collaboration, ultimately reducing developer onboarding time and support requests by providing clearer, more maintainable guidance for teams integrating with Vault’s evolving API.