PayPerQ is an innovative platform that interfaces with OpenAI's chat models for improved functionality. As part of its primary features, it delineates a novel take on the ChatGPT interface by aiming to enhance its service delivery.

PayPerQ integrates a unique payment system that lets the users pay-per-query using Bitcoin Lightning payments, a feature that stands to make it distinctively convenient for people preferring cryptocurrency transactions.

The platform employs a three-step process for interaction: By submitting a question, purchasing credits, and then receiving answers, users can find the system straightforward and user-friendly.

PayPerQ provides a system for saving credits, meaning these can be retained for use during subsequent visits, an aspect that enhances its user experience.

It represents a shift by broadening service accessibility in the AI chat model domain, making it one of the viable platforms offering flexibility and ease of use.

PayPerQ works with various versions of the GPT models, including options from the GPT-3.5 Turbo version to GPT-4 Turbo, providing users with a wider range of AI chat capabilities.

The platform thus presents as an attractive proposition for users looking for an elevated chatbot experience with optimal operations and increased cost-effectiveness.