Copilot-style Claude Code context and token management. Doctor scans past usage, statusline shows cache TTL and traffic-light suggestion, all from official Anthropic docs.
Doctor scans past token usage with correct Opus 4.7 cost weighting (cache_read 0.1x). Statusline script shows traffic-light suggestion based on ctx% and cache TTL. Skill /clarity-doctor runs the analyzer on demand. Also ships an MCP server exposing clarity_doctor as a callable tool.