AI agent use cases for Research & Knowledge
Digging through books, papers, and data, and keeping what you learn organized. 57 real use cases. 49 were done with 17 named agents, most often Claude Code and ChatGPT Agent; 8 with custom-built, lesser-known or unnamed ones. Each links to its source and comes with a prompt to try.
57 use cases · 17 named agents · Updated Oct 5, 2026
All 57 Research & Knowledge use cases
Find connections across 100 non-fiction books
Claude Code browses a personal library with CLI tools and surfaces trails of related excerpts across books.
How it went The site shows dozens of trails, such as Useful Lies, Pacemaker Principle and Proxy Trap. Each one links five books that would not normally be read together. The page doesn't say how the trails were checked.
2 accounts
Research and benchmark competitors into a deck and spreadsheet
ChatGPT Agent mode researched the top 5 UK coffee subscription companies, benchmarked their USPs, and produced a deck and spreadsheet from one prompt in 18 minutes.
How it went The run took 18 minutes and returned a PDF deck and a spreadsheet. The author calls them good initial information, not finished work, and says follow-up prompts can build on them.
2 accounts
Research on X, summarize YouTube transcripts, build decks
@Tape_Vector uses Comet for X research, summarizing YouTube video transcripts and building presentations.
How it went Comet delivered reliable X research and YouTube summaries that the user incorporated into decks. No quantitative results or shortfalls are stated.
Catalog and summarize papers dropped into Drive
An n8n workflow extracts metadata from new PDFs, finds related papers on Semantic Scholar and PubMed, builds an APA citation, logs to Sheets and creates a Notion summary.
How it went Each paper takes about 20-30 seconds. The author reports about 98% metadata accuracy on digital PDFs, about 90% on study type, and about 85% on scanned papers. Niche topics may return only 3-5 related papers.
Let Cursor maintain an Obsidian notes vault
Cursor reviews vault structure, suggests connections, answers questions about notes and writes a daily done note documenting other agent sessions.
How it went She says it saves hours each week and keeps the vault better organized. The source gives no measured results. She reviews every suggestion and keeps final say on changes.
Agents used
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The best things people got an AI agent to do, each with the prompt to try it.
- Custom agent
Run a systematic literature review from one prompt
SciSpace's agent generates PICO questions, searches and screens papers, downloads PDFs, extracts data and outputs the full review with a PRISMA diagram.
2 accounts
Compile journalist lists and search apartment listings
A reporter tested Manus on building a reporter list, searching NYC rentals and finding award candidates; results were thin at first, and a three-hour search yielded only three full profiles.
Summarize months of notes in Logseq via CLI agent
User points Codex at the Logseq CLI docs so it can query and summarize journals and tagged job-application and project pages.
3 accounts
Use a persistent assistant for student research and daily tasks
A student used a named dot for ongoing research and daily tasks with persistent context across chats, set up for email.
Gather three years of meeting minutes into text files
Jeff Adams used the Claude Chrome extension to collect meeting minutes into text files and load them into a notebook, taking 3-4 hours over three sessions.
Research content from Slack and draft Notion guide ideas
A team DM'd Lindy in Slack to summarize a year of guides and research a model, and it created a Notion guide idea after asking for approval.
Monitor tech subreddits and competitors, draft emails and articles
Commenters use Cowork daily to scan Reddit tech subreddits for work items, monitor competitors and markets, generate articles and draft emails.
- Claude
Reverse-engineer a book file format to search it
After the RAG indexer crashed on an uploaded book, Claude used Unix commands to work out the file format and grep the book manually.
Try Devin on research tasks (mostly failed)
Answer.AI had Devin fetch an author's recent papers and research transcript summarization; it got stuck parsing HTML and returned generic results, rated a failure.
Research a blog post with Claude computer use
The author used Claude computer use with Claude in Chrome to research the post itself, suggesting starting with a logged-in site and a specific lookup.
Collect financial data on 100 independent schools
A writer had Operator gather financial data for independent schools in the background; it was slow and was stopped after about 25 schools, then the data went to o1 for analysis.
Build searchable knowledge bases from videos and papers
An OpenClaw agent runs a YouTube summariser and a paper-condensing tool, saving Markdown into two indexed knowledge bases for videos and papers.
Turn voice notes into structured Obsidian notes
Voice notes sent over Telegram become Obsidian thought notes with transcript, cleaned argument, linked context and a draft; Hermes also tracks recipes.
Research stocks by pulling filings and transcripts
The poster has Claude Code fetch filings, transcripts and SEC documents for a company, cite sources, and write a bear case on a holding.
- Custom agent
Search literature and write notes into Zotero
A researcher uses Claude to search Google Scholar, follow citations, query a Zotero library in natural language, and write summary notes into Zotero or Obsidian.
2 accounts
Research and draft a social science paper with Deep Research
Author used ChatGPT Deep Research and Agent Mode for research help and writing assistance while writing an academic social science paper.
Compile recent LLM research papers into a Word doc
Comet found major LLM/agent training papers from six months with links and analysis, then saved them to a Word doc via Outlook.
Turn any URL into a structured Notion note
An n8n workflow fetches a submitted URL, strips it to readable content, has OpenAI summarise it into structured fields, and saves a Notion note.
Grade Cursor on a real data science project
A data scientist tested Cursor on a real project: weak on pandas, data cleansing and scraping, strong at prototyping.
Run first-pass topic research, then verify references
A commenter uses Manus for first-pass research, then has Genspark double-check every reference and flag problems.
Automate a weekly arXiv paper triage
A weekly Codex automation searches arXiv for keywords, logs new papers to a CSV, sorts them into keep/skim/drop buckets and can check claims against Zotero.
Monitor public documents for changes affecting teaching materials
An educator's Dot checks public documents for changes, sorts them by impact, and verifies an article's notation against linked pages, offering revision candidates only.
Scrape weekly Substack rankings and write a report
Claude in Chrome runs weekly to scrape Substack ranking data into a dataset, and Cowork analyzes it and writes a weekly report.
Compile a daily digest of Reddit AI tool chatter
A Lindy agent searches Reddit for conversations about new AI tools, compiles popular topics and updates a document daily.
Turn YouTube videos into cited research notes
The author uses Claude Code with NotebookLM and Obsidian to turn 20 videos into cited notes, audio overviews, a knowledge graph and flashcards.
- Custom agent
Build data analysis reports and dashboards with a coding agent
A toolkit gives a coding agent a semantic layer and dashboard files so it can query data warehouses and publish in-depth reports and visualizations.
Research laptops and build a comparison table and deck
The reviewer had ChatGPT Agent research budget laptops over about 30 minutes; research was decent but the deck looked cheap. It also built a multi-tab Excel file.
Research conference speakers and organize tabs
Comet researched 50 HumanX speakers, surfaced themes and podcast guests, built a camera spec table, and cleaned up tabs.
Save and search links via a Telegram second brain
An n8n Telegram agent reads links sent to it, summarises and categorises them into Google Sheets, and answers questions from the library using Supabase semantic search.
Build a personal research wiki from papers and articles
Cursor Agent writes and maintains interlinked markdown pages from user-supplied sources, summarizing and cross-referencing, with Obsidian used to browse.
Draft research by gathering many web sources
A G2 reviewer uses Manus to scrape sites, read images and gather many sources into a summary in the background, but says credits run out fast.
Screen research papers against criteria
Codex reads a folder of PDFs to find articles that disagree with an argument, screens about fifty papers for a systematic review, and cleans messy CSV or Excel files.
Query 600 GB of Hacker News, arXiv, and LessWrong in plain English
Claude Code writes the SQL and vector queries against a public read-only index, and can set email alerts for nuanced criteria.
- Custom agent
Produce cited research briefs with simulated peer review
Feynman multi-agent system searches papers and the web, synthesizes findings, runs simulated peer review, verifies citations, and outputs a cited brief.
Compile an annotated bibliography and draft a paper
ChatGPT Agent searched academic databases for recent open-access empirical papers, grouped them by field, wrote an annotated bibliography, noted research gaps and assembled a draft.
Find Reddit threads on reader pain points
A newsletter writer had Comet find Reddit threads on reader pain points, finding extra sources in about 15 minutes without intervention.
Generate deep research reports into Notion
An n8n workflow turns a topic into up to three Tavily searches, compiles a Markdown report with an agent, and pushes it to a Notion page.
Use Cursor for academic paper writing with citations
Forum users write papers in markdown with Zotero citations and a bibtex file for Cursor to pick references from, converting to Word with pandoc.
Extract CRM pricing and ratings into a spreadsheet
A reviewer had Manus visit the top 15 CRM sites and pull pricing tiers, free plan limits and G2 ratings into a spreadsheet; long tasks were unreliable.
Build data pipelines and analysis for a research paper
A researcher used Claude Code as the main agent to build data pipelines and do the data analysis for a paper, generating over 98% of the code.
- Custom agent
Run systematic literature reviews with a research agent
Poster recommends a research-focused tool that does systematic review (slow but strong), adds notes to papers, and builds a research project over time.
Collate WHO data into a multi-tab spreadsheet
Testers had ChatGPT Agent navigate the WHO site, extract the latest data and organise it by indicator, country and trend; it often fails on logins or dynamic pages.
Email a daily AI news brief and build slide decks from tabs
Comet searches the day's AI news, picks the top 5 stories and emails a brief, and merges tagged tabs and reports into a cited Google Slides deck.
Track daily arXiv papers into a Notion database
An n8n workflow fetches arXiv papers daily for a keyword, summarizes them with Gemini 2.5 Flash, writes them to Notion and sends Feishu and Gmail notifications.
Summarize 20 articles into a cited document
An agent extracted key insights from 20 articles, found common themes and produced a cited summary; the write-up estimates 18 minutes versus hours by hand.
- Custom agent
Speed up a thesis literature review
Author used ChatGPT to summarize and structure a thesis literature review, and tried a tool that builds summaries from real papers to avoid invented citations.
Compile genealogy research into a spreadsheet and plan
A commenter had ChatGPT build a spreadsheet for her genealogy research, and agent mode was recommended for compiling and formatting findings into a usable document.
Link journal entries and write book reviews in Obsidian
The author uses Claude Code in their Obsidian vault to add backlinks and entity notes to journal entries and to turn brain dumps into formatted book reviews.
- Custom agent
Run persistent financial research with an agent
LangAlpha is a Claude Code-style agent for investing research that keeps persistent workspaces and memory so analysis such as models and comps can be updated across sessions.
Research AI training case studies and build a summary deck
A team had Agent Mode research case studies from McKinsey, PwC and similar firms and make a slide deck in 32 minutes, with some image and overlapping text issues.
Search years of research files in an Obsidian vault
Claude Code, guided by a CLAUDE.md, searches research papers, scans and PDFs via Spotlight, extracts text, and files daily notes in dated folders.
Synthesize interview transcripts and PDFs for research
Claude Code is pointed at transcripts and PDFs to produce theme summaries, evidence tables and annotated bibliographies; a UX researcher runs 50-transcript studies this way.