- ChatGPT Freemium Writing, ideas and images · Free plan: Limited messages, images and voice
- Claude Freemium Writing, brainstorming and scripts · Free plan: Chat, web search and file creation
- Consensus Freemium Answers from scientific papers · Free plan: Basic search, 10 Pro messages a month
- Elicit Freemium Research paper search and summaries · Free plan: Unlimited paper search, limited reports
- Gemini Freemium Writing with Google search built in · Free plan: Everyday use plus 15 GB storage
- Gemini Notebook Free Chat with your own docs and notes (formerly NotebookLM) · Free plan: Included on Google’s free plan
- Perplexity Freemium Answers with cited sources · Free plan: Unlimited basic search, about 3 Pro searches a day