TextCortex (http://textcortex.com) is a customizable chatbot: Sophios and GPT4 LLMs, defined models, customizable database, prompt help, speech synthesis. 20 free generations per day. source for the test: https://collimateur.uqam.ca/a-la-une/la-taxonomie-de-bloom-revisitee-a-lere-de-lia/