# UsageAtlas Local-first desktop AI usage tracker for Codex, Claude Code, Cursor, and OpenCode. Website: https://usageatlas.com/ Guides: https://usageatlas.com/guides/ Full machine-readable summary: https://usageatlas.com/llms.txt Detailed facts: https://usageatlas.com/llms-full.txt Source: https://github.com/SRX9/UsageAtlas UsageAtlas does not read prompts. No account is required for local tracking. Users can create a free account to save usage history and restore it on another computer. Cloud saves exclude prompts, coding-tool credentials, and project and session details. Cost figures are estimates unless a provider reports them. It is not a billing source of record. It does not track z.ai.