ChatGPT
Listed Aug 2, 2026
Conversational AI assistant from OpenAI for writing, analysis, coding, and multimodal tasks.
AI AssistantsAtlas Curated
Based on an official disclosure of 900,000,000 weekly active users
AI assistants and chatbots
General-purpose AI assistants are the front door to modern AI. One chat window handles drafting, summarizing, research, coding help, planning, and quick analysis, and most now accept images, files, and voice as well as text.
- Listed
- 5
- Updated
- Nov 3, 2026
Ranked list
Top AI assistants & chatbots
This page lists the assistants that Atlas AI Center tracks, ordered by verified public adoption signals such as officially disclosed weekly or monthly active users. Use it to build a shortlist, then check each vendor's current plans, data controls, and integrations before you commit.
Gemini
Listed Aug 2, 2026
Google AI assistant for multimodal research, writing, planning, and creative tasks.
AI AssistantsAtlas Curated
Based on an official disclosure of 1,000,000,000 monthly active users
Notion AI
Listed Aug 2, 2026
AI assistance for writing, search, meeting notes, and knowledge work inside Notion.
AI AssistantsAtlas Curated
Perplexity
Listed Aug 2, 2026
Answer engine that combines web research with cited AI-generated responses.
AI AssistantsAtlas Curated
Claude
Listed Aug 2, 2026
AI assistant from Anthropic for analysis, writing, coding, and document-based work.
AI AssistantsAtlas Curated
FAQ
Questions about AI assistants & chatbots
How many AI assistants & chatbots are listed?
Atlas AI Center currently lists 5 tools on this page. The list is rebuilt from the live catalog, so new tools appear as they are indexed.
Which of these tools ranks highest?
ChatGPT currently ranks highest in this category, based on an official disclosure of 900,000,000 weekly active users.
How is this list ordered?
Tools with verified public adoption signals are listed first, by rank. Tools without public evidence follow, ordered by how recently they were added.
Is this list sponsored?
No. Listings and order come from the catalog data and public signals, not from payments.