Question: Do you know of an AI-powered writing assistant that saves conversations locally and offers customizable prompts?

If you're looking for an AI-powered writing assistant with local conversation saving and customizable prompts, WriteMage could be just what you're looking for. This tool natively integrates ChatGPT into macOS and iOS devices so it can be context-aware across different apps. It's got a local chat history with labeled conversations, a customizable Prompt Editor GUI, and native integration with the iOS keyboard. WriteMage also has a variety of pricing tiers, including a free beta phase, so it's a good option for those who want something flexible and affordable.

Another good option is Promptitude, which makes it easier to integrate Generative Pre-trained Transformers (GPT) into your apps and workflows. The service offers a safe, future-proof way to store, test and refine GPT prompts, and it supports multiple AI providers and models. With features like personalized results, reusable prompts and secure sharing, it can be used for a variety of use cases, including AI text generation, creative assistance and interactive lead magnets.

If you're looking for a collaborative workspace for building AI features, check out Prompt Mixer. The service lets managers, engineers and data scientists collaborate on building, testing and evaluating AI-powered solutions. It includes features like prompt building with Markdown, automatic version control and AI suggestions. Prompt Mixer also protects data privacy by storing prompts in an encrypted format and offers a variety of pricing tiers, including a free personal use plan.