Second Brain

https://chrome.google.com/webstore/detail/second-brain/phhnfeeenkglecnilookffilboagfgkm

Second Brain is an AI-powered tool that can help you write better articles, emails, messages and more. It offers text generation based on a prompt, rephrasing existing text, and creating custom AI tasks. It uses the "Davinci-003" text model from OpenAI to generate text and rephrase existing text.