PromptFix

PromptFix is an AI output reliability platform that enables AI users, developers, and teams to score, verify, improve, version, and collaborate on prompts for large language models like GPT-4o, Claude, and Gemini. It features prompt reliability scoring (detecting hallucination risk and constraint coverage), actionable prompt fixes, A/B testing, template libraries, team collaboration, REST API, and Chrome extension integration. Designed for prompt engineers, creators, and teams seeking consistent, trusted AI outputs.