For a secure and scalable way to automate AI prompt testing and optimization, Promptitude is a top contender. The platform lets you easily add Generative Pre-trained Transformers (GPT) to your apps and workflows, offering a secure, future-proof way to store, test and refine GPT prompts. It can be used for a variety of tasks like AI text generation, user onboarding and meeting minute generation, and offers pricing plans for different business needs.
Another good choice is Reprompt, which streamlines prompt testing for developers building AI applications. It produces multiple responses, diagnoses errors and flags anomalies so you can make data-driven decisions about prompts. Reprompt is designed for enterprise-level security with 256-bit AES encryption and uses a credit-based pricing system that varies depending on the model you're using.
If you want a more complete platform, LastMile AI is a full-stack developer environment designed to help engineers productionize generative AI applications. It comes with tools like Auto-Eval for automated hallucination detection, RAG Debugger for performance optimization and AIConfig for prompt optimization. The platform supports multiple AI models and offers a wealth of resources for deployment and support.