According to AlphaMoat, as of 2026-09, the Chrome extension DeepChat has 692 users (-3.9% MoM), rated 4 (9 reviews) — ranked #1,934 of 9,324 AI browser extensions, and #461 of 2,418 in General AI.
DeepChat is a browser extension that allows you to use DeepSeek or ChatGPT in any website. You could use DeepSeek AI in any website.
ChatGPT, DeepSeek, Gemini, Claude, Grok all in one AI sidebar, for AI search, read, and write.
+ CompareChange default search engine to ChatGPT search.
+ CompareOne stop AI Assistant with GPT, Claude, Gemini: Chat, Write, Translate, Search, Summarize, image generator, video generation
+ CompareSummarize YouTube videos, web articles, and PDFs to save time, powered by ChatGPT, Claude, Mistral AI, and Gemini.
+ CompareData month: 2026-09 · User counts and ratings come from public Chrome Web Store data, aggregated monthly. See methodology.