ChatGPT
OpenAIOpenAI's general-purpose AI assistant
AI research and search tools
Answer engines and assistants that search, read and cite sources.
5 tools
Gemini
GoogleGoogle's AI assistant, connected to Google's apps and services
Google's research notebook grounded in your own sources
Le Chat (now Vibe)
Mistral AIMistral AI's assistant, now merged into Vibe with a coding agent
Perplexity
PerplexityAI answer engine that searches the web and cites its sources