Best Deep Research AI Browser Extensions
As of September 2026, AlphaMoat tracks 5 AI browser extensions tagged Deep Research. The most-installed is ChatGPT Exporter (1.0K users). Ranked by install count, updated monthly.
| # | Extension | Publisher | Users | Rating |
|---|---|---|---|---|
| 1 |  Export ChatGPT conversations to PDF, Markdown, Text, CSV, JSON. Download and save any chat. Free, open-source, 100% local. | vmste | 1.0K | ★ 4.3 |
| 2 |  Auto-fetch and attach full-text PDFs via your institutional access, save papers as you browse, and cite in 1,000+ styles. | paperguide | 1.0K | ★ 4.5 |
| 3 |  Export Gemini Deep Research answers as Markdown with citations and math support. | Tinysoft | 712 | ★ 3.9 |
| 4 |  Export ChatGPT Deep Research reports to clean Markdown with proper citations. One-click download or copy. For Obsidian & Notion. | - | 68 | - |
| 5 |  Copy YouTube transcript → Send to AI (Gemini, Claude, Grok, Kimi) → Analyze content (Find Fallacies, Extract Knowledge) | - | 16 | - |
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FAQ
Deep Research AI Chrome extensions: which ranks #1?
In September 2026, ChatGPT Exporter (1.0K users) ranks #1 by users, followed by Paperguide (1.0K users) and Gemini Deep Research Exporter (Markdown (712 users).
Deep Research AI Chrome extensions: what are the top 5?
Ranked by users, the top 5 are: 1. ChatGPT Exporter, 2. Paperguide, 3. Gemini Deep Research Exporter (Markdown, 4. ChatGPT Deep Research to Markdown, 5. YouTube Transcript to AI.
How many Deep Research AI Chrome extensions does AlphaMoat track, and where does the data come from?
AlphaMoat tracks 5 Deep Research AI Chrome extensions, ranked by users. User counts come from public Chrome Web Store data. Updated monthly; the current data is for September 2026.
Lists every Chrome extension carrying this tag, ranked by latest-month install count. See methodology.