WakaTime
Track AI-generated code, model efficiency, and adoption metrics across 100+ IDEs and terminals to optimize engineering decisions and ROI.
WakaTime is an open-source alternative to:

WakaTime provides AI-powered coding analytics to help developers, teams, and organizations measure and optimize AI tool usage.
Key Features
- AI Cost Tracking: Monitor AI spend across models with per-developer breakdowns to stay on budget
- AI Adoption Metrics: Track which AI models developers use and the ratio of AI-generated vs human-written code
- AI Effectiveness Analysis: Measure how often AI-generated code is modified to prove real productivity gains
- Model Efficiency Comparison: Compare tokens per line and prompt length across models to balance quality and cost
- Per-Model Breakdown: Detailed insights into lines changed, tokens spent, and estimated costs by model (Claude Code, Cursor, Copilot, etc.)
- Prompt Length Analysis: Understand developer interaction patterns with AI tools through input context measurement
- 100+ Editor/IDE Support: Works with popular tools including VS Code, IntelliJ, Neovim, Chrome, Firefox, and terminal-based AI assistants
- Team & Company Dashboards: Visualize adoption trends and ROI across engineering teams
Tech / Self-Hosting
WakaTime offers both cloud and self-hosted options. The open-source wakatime-cli can be self-hosted for complete data control. The platform is GDPR compliant and prioritizes developer privacy with local data processing before optional cloud sync.