AI Assistants
ChatGPT
by OpenAI
General-purpose AI assistant for writing, analysis, coding help, research and image generation.
Free plan: Yes · pending verification
AI Research
Perplexity
AI answer engine that searches the web and responds with cited sources.
Pending editorial verification. Details are based on the vendor's public information and may have changed. Confirm features and pricing on the official site.
Best for
- Quick cited research
- Competitor and market research
- Checking what AI engines cite
Key features
- Cited answers
- Follow-up questions
- Source filtering
- Spaces for projects
Pros
- Answers include source links
- Useful for monitoring AI-search citations
Cons
- Citations still need checking
- Source quality varies by query
Tutorials & guides
Alternatives to Perplexity
AI Assistants
Gemini
by Google
Google's AI assistant and model family, integrated with Google Search and Workspace.
Free plan: Yes · pending verification
AI Research
NotebookLM
by Google
Research notebook that answers questions grounded in the sources you upload.
Free plan: Yes · pending verification