(1) For the meeting assistant, see
Fellow app.
(2) For real estate and mortgage financing, see
Fello CRM.
(3) A chatbot assistant from OpenAI that lets users switch back and forth between OpenAI's own GPT large language models (LLMs) and non-OpenAI models, including Gemini, Claude, Perplexity, Grok, LLaMA and DeepSeek (U.S. hosted). A paid service, subscribers can switch models as often as they like. See
chatbot and
large language model.