According to AlphaMoat, as of 2026-09, the Chrome extension GPT Unlimited has 47 users (+23.7% MoM) — ranked #5,564 of 9,324 AI browser extensions, and #1,397 of 2,418 in General AI.
Free unlimited ChatGPT alternative with multiple AI models. No registration required. GPT Unlimited is a ChatGPT unlimited free version with no login. The software use Opean AI GPT-OSS, Deepseek, Llama and other free open source models.
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.