Puddl is an AI tool that allows users to track and analyze their costs when using OpenAI. It provides detailed breakdowns of costs on a daily, weekly, and monthly basis. Users can view their costs in their native currency or in USD. One unique feature of Puddl is its currency localization, which ensures that users can easily understand and manage their expenses. Another unique feature is the ability to track costs at the request and token level, giving users granular insights into their spending. Puddl also offers a sleek playground where users can create, test, iterate, and save their prompts along with version history and annotations. The tool also promises to launch an LLM Ops tool in the future, providing even more functionality. Overall, Puddl is a comprehensive and user-friendly tool for managing OpenAI costs, with potential applications in research, development, and deployment scenarios.