Last Updated: April 17, 2026

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15 Best Free AI Tools for PhD Students 2026 | Aspirix Writers

Free AI ToolsPhD Research 2026Zero Cost

15 Best Free AI Tools Every PhD Student Needs in 2026

A practical mentor-style guide — no fluff, just the tools that actually work

By Dr. Rekha Khandelwal·12 min read·Updated April 2026

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Finding the best free AI tools PhD students 2026 can actually use — without spending a rupee or dollar — is harder than it sounds. Search online and you’ll find lists full of paid tools dressed up as “free,” buried limitations, or tools so complex they need a manual just to get started.

I know how it feels. You are juggling coursework, a supervisor’s feedback, a mountain of papers to read, and the constant pressure to publish. The last thing you need is to waste hours figuring out a tool that doesn’t even work for your research stage.

This guide is different. I’ve gone through dozens of tools and handpicked 15 that are genuinely free, practical, and built for academic research. Whether you are just starting your PhD journey or deep into your thesis, there is something here for you.

Quick promise: Every tool in this list has a usable free tier — not a 7-day trial. You can start using them today without entering a credit card.

📚 Table of Contents

Why PhD Students Need AI Tools
15 Free AI Tools — Full List
Tools by Category
Free vs Paid: What You Actually Get
Best Tools for Beginners
Best Tools for Literature Review
My Recommended Top 5 Toolkit
Common Mistakes to Avoid
Screenshot Suggestions
FAQ

Why PhD Students Need AI Tools in 2026

Let me be honest with you. The PhD process hasn’t changed — it’s still years of deep, rigorous work. But the tools available to support that work have changed dramatically. Ignoring them means doing in 10 hours what your peers are finishing in 2.

Time-saving: AI tools can scan hundreds of papers, summarize findings, and surface key insights in minutes — not weeks.
Better research quality: With AI-assisted literature mapping, you spot connections across fields that manual searching would miss entirely.
Handling large data: Whether it’s a 5,000-row survey dataset or 40 interview transcripts, AI tools process and organize it faster than any spreadsheet.
Writing confidence: AI writing assistants trained on academic English help non-native speakers and even native speakers sound more precise and scholarly.

Real talk: You don’t need every tool on this list. Pick 3–4 that match your current research phase and master those. Depth beats breadth every time.

15 Best Free AI Tools for PhD Students 2026

Elicit

elicit.org — AI research assistant

Literature Review

What it does

Uses AI to search, surface, and summarize academic papers from a database of 200M+ research articles.

Key features

Ask research questions in plain English
Auto-extracts key findings per paper
Exportable summary tables

How it helps

Instead of reading 50 papers to find 10 relevant ones, Elicit does the screening for you and shows what each paper found.

Best use case

Starting your literature review. Type your research question and get a structured paper table in 5 minutes.

Free tier: 5,000 credits/month (~200 searches). Enough for regular daily use in most PhD workflows.

Semantic Scholar

semanticscholar.org — AI-powered academic search

Research Discovery

What it does

A free AI-powered academic search engine covering 200M+ papers, with smart citation and relevance filtering.

Key features

TLDR summaries for papers
Citation velocity tracking
Personalized research alerts

How it helps

You can set alerts for new papers on your topic — so you never miss important new research without constant searching.

Best use case

Ongoing literature monitoring. Set up keyword alerts and check weekly updates instead of manual daily searches.

Fully free — no paid tier. Unlimited searches with no signup required.

Connected Papers

connectedpapers.com — Visual paper mapping

Research Discovery

What it does

Creates a visual graph of how academic papers are connected to each other by citation and co-citation relationships.

Key features

Interactive visual paper map
Identifies foundational + recent work
Works from any seed paper

How it helps

If you are a PhD student who already found one good paper, Connected Papers instantly maps the entire related field around it.

Best use case

Understanding a new research field quickly. Drop in your best source paper and see the whole ecosystem in minutes.

Free: 5 graphs/month. Upgrade for unlimited. Most PhD students find 5 per month sufficient for chapter planning.

ResearchRabbit

researchrabbit.ai — Smart paper tracking

Research Discovery

What it does

A free, Spotify-like tool for academic papers. It learns your reading habits and suggests new relevant papers.

Key features

Paper collection management
Visual citation networks
Email alerts for new papers
Integrates with Zotero

How it helps

This tool can save you hours of manual searching. Add 5 papers you love, and it surfaces 20 more you should read.

Best use case

Early literature exploration when you’re building your reading list from scratch.

100% free — no paid tier currently. Completely unlimited for all users.

Consensus

consensus.app — Evidence-based AI search

Literature Review

What it does

An AI search engine that searches research papers specifically and gives you consensus-based answers, not just paper links.

Key features

“Yes/No/Mixed” answer summaries
Cites supporting papers automatically
Smart filters by study type

How it helps

Perfect for validating your research hypothesis. Ask “Does intervention X improve outcome Y?” and get an evidence-backed answer.

Best use case

Hypothesis validation and building the argument for your research gap section.

Free: 20 searches/day. Sufficient for focused daily research sessions without needing paid access.

Perplexity AI

perplexity.ai — Real-time AI research chat

Research Discovery

What it does

An AI answer engine that searches the live web and academic sources, then provides cited answers in conversational form.

Key features

“Academic” search mode
All answers come with citations
Follow-up question support

How it helps

Great for quick topic scoping. Ask a broad question, get a cited overview, then drill down into specific papers from the sources.

Best use case

Early topic exploration and staying current with very recent developments in your field.

Free with limited daily queries in “Pro” mode. Standard mode is unlimited and still excellent for academic use.

Julius AI

julius.ai — Natural language data analysis

Data Analysis

What it does

Lets you upload CSV/Excel files and ask questions in plain English to get charts, statistics, and insights automatically.

Key features

Upload any spreadsheet or CSV
Generates charts automatically
Explains statistical outputs in plain English

How it helps

If you have survey data but don’t know Python or SPSS, Julius AI is a game-changer. Just ask “show me the correlation between X and Y.”

Best use case

Quantitative research chapters. Analyze your primary data without writing a single line of code.

Free tier: limited monthly messages. Best used for focused analysis sessions rather than continuous data exploration.

ATLAS.ti (Free Edition)

atlasti.com — Qualitative research analysis

Data Analysis

What it does

A qualitative data analysis tool with an AI coding assistant for interview transcripts, open-ended surveys, and document analysis.

Key features

AI-assisted thematic coding
Supports text, audio, video, images
Visualizes code networks

How it helps

If you are a PhD student doing qualitative research, ATLAS.ti reduces manual coding time from weeks to days with its AI-suggested codes.

Best use case

Thematic analysis of interviews, focus groups, or open-ended questionnaire responses.

Free edition is limited to 10 documents and 100 quotations. Enough for pilot or small-scale qualitative studies.

Paperpal

paperpal.com — Academic writing assistant

Writing & Editing

What it does

An AI writing assistant trained specifically on academic text from millions of peer-reviewed papers and journals.

Key features

Journal-specific language suggestions
Grammar + academic tone checker
Works inside MS Word

How it helps

Unlike general tools, Paperpal understands academic phrasing. It won’t turn your scholarly writing into blog-style casual text.

Best use case

Polishing your thesis chapters and journal manuscript drafts before supervisor review.

Free: 200 suggestions/month via web. MS Word plugin requires a paid plan for full features.

Writefull

writefull.com — Language feedback for researchers

Writing & Editing

What it does

Provides AI language feedback specifically for academic writing, trained on published academic texts from Springer and Wiley.

Key features

Sentence-by-sentence feedback
Abstract review tool
Title generator for papers

How it helps

This tool can save you hours of editing. Its abstract reviewer alone is worth using before every journal submission.

Best use case

Finalizing your abstract, introduction, and discussion sections before journal submission.

Free for students with institutional email. Premium unlocks more suggestions but free tier is highly functional.

Zotero

zotero.org — Reference management

Citation Management

What it does

The gold-standard free reference manager that auto-captures paper metadata and formats citations in any style instantly.

Key features

One-click browser capture
9,000+ citation styles
MS Word + Google Docs plugin
PDF annotation sync

How it helps

You will never manually type a reference again. Save papers as you browse and cite them with one click while you write.

Best use case

Every PhD student needs this from day one. Mandatory tool for reference organization and citation formatting.

Free: 300MB cloud storage. Use local storage or upgrade for more cloud space — local storage is unlimited and free.

Mendeley

mendeley.com — Reference + PDF manager

Citation Management

What it does

A free reference manager by Elsevier with a built-in PDF reader, annotation tools, and citation plugin for Word.

Key features

Built-in PDF reader with highlights
Desktop + mobile apps
Research network for collaboration

How it helps

Combines your PDF library and citation manager in one place. Read, annotate, and cite all within a single tool.

Best use case

Researchers who want to annotate PDFs and cite them directly without switching between apps.

Free: 2GB storage. Sufficient for most PhD thesis workflows when combined with local folders for large PDF libraries.

Grammarly (Free)

grammarly.com — Writing clarity checker

Writing & Editing

What it does

Real-time grammar, spelling, and clarity checker that works across browsers, Word, and Google Docs as you type.

Key features

Real-time grammar checking
Tone detection
Works everywhere (browser, apps)

How it helps

Catches errors your eye misses after staring at a chapter for hours. Particularly useful for non-native English writers.

Best use case

Final proofreading pass on every chapter, email to supervisor, and conference abstract.

Free tier handles grammar and spelling. Clarity, style, and plagiarism features require Premium — but basics are very useful alone.

Rayyan

rayyan.ai — Systematic review screening

Literature Review

What it does

An AI-powered tool built specifically for systematic literature reviews — import papers, screen abstracts, and collaborate with your team.

Key features

Import from PubMed, Scopus, etc.
AI-suggested include/exclude
Blinded collaborative screening

How it helps

If you are running a systematic review, Rayyan cuts abstract screening time by up to 50% with AI pre-suggestions.

Best use case

Health, medicine, education, and social science PhD students conducting systematic or scoping reviews.

Free for solo researchers. Team collaboration and advanced AI features require a paid plan for groups larger than 2.

Scite.ai (Free Tier)

scite.ai — Smart citation context

Literature Review

What it does

Shows how a paper has been cited — whether other studies support, contrast, or simply mention its findings. Not just raw citation counts.

Key features

Supporting vs. contrasting citations
Citation context snippets
Visualizes citation quality

How it helps

Helps you evaluate whether a foundational paper in your field is broadly supported or widely debated — crucial for your literature review framing.

Best use case

Evaluating the reliability and debate status of key papers in your literature review and theoretical framework.

Free: limited lookups per month. Enough for checking your 10–15 most critical reference papers each month.

Tools by Research Category

Not sure which tool to use for which task? Here’s a quick reference map.

📖

Literature Review

Elicit, Consensus, Rayyan, Scite.ai

🔭

Research Discovery

Semantic Scholar, Connected Papers, ResearchRabbit, Perplexity

📊

Data Analysis

Julius AI, ATLAS.ti

✍️

Writing & Editing

Paperpal, Writefull, Grammarly

📝

Citation Management

Zotero, Mendeley

Free vs Paid: What You Actually Get

Tool	Free Gives You	Paid Adds
Elicit	~200 searches/month, full table outputs	Unlimited searches, full PDF analysis
Zotero	Unlimited local storage, all citation features	Cloud storage expansion (6GB+)
Paperpal	200 language suggestions/month	Unlimited + MS Word full integration
Writefull	Full access with institutional email	More suggestion volume, priority support
ResearchRabbit	Completely unlimited — no paid tier	—
Julius AI	Limited monthly messages	Unlimited analysis, advanced models

Bottom line: For most PhD students in early to mid-thesis stages, the free tiers of these tools are more than enough. Consider upgrading only when you hit a specific limit that’s blocking your daily workflow.

Best Tools for Beginners

If you are new to AI tools, start with these three. They are the easiest to use and give you the highest return on the time you invest in learning them.

Zotero — Install it on day one of your PhD. You’ll thank yourself at thesis submission.
Semantic Scholar — No learning curve. It looks like Google. Just search and read.
Elicit — Ask a plain-English question and get a structured table of papers. That’s it.

Best Tools for Literature Review Specifically

Your literature review is the foundation of your entire thesis. These tools are purpose-built for that task:

Elicit — For extracting findings from multiple papers at once
Connected Papers — For mapping the visual landscape of a research area
Rayyan — For systematic reviews with large paper pools to screen
Scite.ai — For checking whether your key sources are supported or debated
Consensus — For validating whether there is scientific agreement on your topic

My Recommended Top 5 Free AI Toolkit

If I had to give every PhD student exactly five tools to start with today, this would be it:

Must-Have #1

Zotero

Use it from day one. Build your reference library as you read, and citations write themselves.

Must-Have #2

Elicit

Your first stop for any literature search. Ask questions in plain English, get structured results.

Must-Have #3

ResearchRabbit

Connects to Zotero, maps related papers, sends you alerts. Totally free and surprisingly powerful.

Must-Have #4

Julius AI

For data analysis without coding. Upload your data, ask questions, get charts instantly.

Must-Have #5

Writefull

Free with university email. Polishes your academic English before every submission.

Common Mistakes PhD Students Make with AI Tools

Using too many tools at once: Jumping between 10 different platforms creates confusion and wastes more time than it saves. Pick your core 3–5 tools and stick to them.
Not verifying AI outputs: Always check paper summaries and AI-generated insights against the original source. Errors do happen.
Treating AI writing as final text: AI-assisted writing tools help you draft and polish — they are not a replacement for your own analysis and argument.
Forgetting to disclose tool usage: Many universities require you to note which AI tools you used in your methodology section. Check your institution’s policy now.
Skipping Zotero until the end: This is the most painful mistake. Add every paper to Zotero as you read it — not in a panic the week before submission.

Screenshot Suggestions for This Blog Post

If you are publishing this post on your blog, here are the visuals that will make the biggest difference for reader engagement and AdSense quality signals.

Visual 01

Elicit search results table

Open Elicit, enter a research question, capture the full results table showing papers + extracted findings. Annotate the “Outcomes” column with a red arrow.

Place: Inside Tool #1 card · Why: Shows real value — readers see exactly what the tool outputs

Visual 02

Connected Papers visual map

Enter a seed paper, screenshot the colored paper graph. Highlight the central node (your paper) and 2–3 highly connected neighbor papers.

Place: Tool #3 card · Why: The graph is visually striking — readers immediately “get” the concept

Visual 03

Julius AI auto-generated chart

Upload a sample CSV, ask “show me the distribution of X,” screenshot the generated bar chart plus the plain-English explanation below it.

Place: Tool #7 card · Why: Demonstrates AI data analysis for non-coders — very convincing for the target audience

Smith et al. (2024)

Kumar, R. (2025)

Ahmed, S. (2023)

✓ APA 7th — auto-formatted

Visual 04

Zotero library with citation plugin

Screenshot Zotero desktop with 20+ papers saved + the Word plugin citation dropdown visible. Show the style selector with “APA 7th” selected.

Place: Tool #11 card · Why: Zotero is unfamiliar to many beginners — a visual removes the mystery instantly

Original: “The study was conducted in…”

Suggestion: “This study investigated…”

⚡ Academic tone improved

Visual 05

Writefull language suggestion

Paste a paragraph from a thesis draft into Writefull, screenshot a specific language suggestion showing “before” and “after” with the academic improvement highlighted.

Place: Tool #10 card · Why: Shows concrete writing improvement — very persuasive for non-native English PhD students

Literature
Elicit

Discovery
ResearchRabbit

Analysis
Julius AI

Citations
Zotero

Visual 06

Tools-by-category infographic

Create a color-coded 2×3 grid in Canva matching each research phase to its tool. Add the tool logo and a one-line description. Brand with aspirixwriters.com at the bottom.

Place: “Tools by Category” section · Why: Highly shareable on Pinterest, Instagram, and WhatsApp research groups

Frequently Asked Questions

What are the best free AI tools for PhD students in 2026?

The top free AI tools for PhD students include Elicit for literature search, Zotero for citation management, ResearchRabbit for paper discovery, Julius AI for data analysis, and Writefull for academic writing. All have functional free tiers you can start using today — no credit card needed.

Are free AI tools enough for serious PhD research?

Yes — for most PhD workflows, free tiers are more than sufficient. Zotero is fully free for local use. ResearchRabbit has no paid plan at all. Elicit’s free credits cover regular daily searches. Upgrading is only worthwhile when you consistently hit specific usage limits that slow your workflow.

Which AI tool is best specifically for literature review?

Elicit is the strongest free tool for literature review — it extracts findings from hundreds of papers automatically. For systematic reviews, add Rayyan for abstract screening. Use Connected Papers to visually map a research field. Together, these three tools cover the complete literature review workflow.

Can I download a free PhD AI toolkit checklist?

Yes — our downloadable PhD research free AI toolkit checklist is available at aspirixwriters.com. It lists all 15 tools with free tier limits, best use cases, and a suggested setup order for PhD students at different stages.

Do I need to tell my university I’m using AI tools?

Yes, in most cases. Most universities in 2026 require disclosure of AI tool usage in your methodology section, particularly for writing assistance and data analysis. Using tools for reference management or paper searching typically does not require disclosure — but always check your institution’s specific guidelines.

Dr. Rekha Khandelwal

PhD Research Mentor · Academic Writer · AI Content Strategist

Dr. Rekha Khandelwal has spent over 12 years mentoring PhD scholars across disciplines — from literature review panics at 2 AM to the final submission. She specializes in making complex research processes genuinely simple for students at every stage.

Beyond academic guidance, Dr. Rekha is a certified AI content strategist helping researchers, universities, and EdTech platforms adopt AI tools ethically and effectively. Her writing is known for one quality above all: it actually helps.View Full Profile → © 2026 Aspirix Writers · All rights reserved · aspirixwriters.com

PhD life is brutal.

Endless papers.
Messy datasets.
Supervisor comments at 2 a.m.
And a thesis that never feels “ready.”

If this sounds familiar, you’re not alone.

The good news is that free AI tools for PhD students in 2026 are changing the research experience. When used correctly, these tools help PhD students save up to 70% of their time—without compromising originality, academic integrity, or critical thinking.

This guide explains:

The top 10 free AI tools for PhD students
How these free AI tools fit into real PhD workflows
A step-by-step system to use free AI tools to write your PhD thesis

No hype.
No shortcuts.
Just free AI tools for PhD students that actually work.

Why Free AI Tools Matter for PhD Students in 2026

PhD students don’t need more apps.
They need less friction.

That’s why free AI tools for PhD research are becoming essential in 2026.

These tools help PhD students with:

Literature discovery
Paper summarization
Thesis structuring
Data analysis
Academic writing clarity

PhD students who regularly use free AI tools often:

Finish literature reviews weeks faster
Experience less burnout
Spend more time thinking instead of formatting

Most importantly, free AI tools for PhD students assist thinking—they don’t replace it.

Top 10 Free AI Tools for PhD Students (2026)

Quick Comparison Table

SN.	Tool	Best For	Free Limits	Best Use Stage
1	Semantic Scholar	Paper discovery & summaries	Unlimited	Literature review
2	Research Rabbit	Literature mapping	Unlimited collections	Research gaps
3	Elicit	Evidence-based answers	5,000 credits/month	Methods & theory
4	NotebookLM	PDF synthesis	Unlimited	Chapter prep
5	Perplexity AI	Cited background research	Unlimited quick searches	Introductions
6	Consensus	Evidence validation	Unlimited basic	Claims checking
7	Scite.ai	Citation context	3 docs/day	Source quality
8	ChatGPT (free)	Outlines & explanations	Unlimited chats	Draft planning
9	DeepSeek	Coding & data analysis	Unlimited	Data & visuals
10	Paperpal	Academic writing polish	5,000 words/month	Final drafts

How PhD Students Actually Use Free AI Tools

Semantic Scholar – Start Every Literature Review Here

Semantic Scholar is one of the most trusted free AI tools for PhD students.

It provides:

AI-generated TL;DR summaries
Citation graphs
Influential paper detection

Perfect for Week 1 of your literature review.

Research Rabbit – Find What Others Miss

Upload one strong paper and Research Rabbit creates a visual map of related research.

PhD students use this free AI tool to:

Identify research gaps
Avoid duplicating existing work
Discover emerging authors and trends

Elicit – Answer Research Questions from Papers

Ask questions like: “What methods outperform X in Y field?”

Elicit extracts answers directly from peer-reviewed studies, making it one of the most valuable free AI tools for PhD research methods and theory building.

NotebookLM – Turn PDFs into Thesis Chapters

NotebookLM helps PhD students turn reading into writing.

Upload:

Journal articles
Your notes
Draft chapters

NotebookLM generates:

Summaries
Concept maps
Study guides
Even audio explanations

For many PhD students, this is the most powerful free AI tool for thesis writing.

Perplexity AI – Background Research Without Rabbit Holes

Perplexity AI delivers concise answers with citations, ideal for:

Introductions
Background sections
Contextual explanations

A time-saving free AI tool for PhD students who want clarity fast.

Consensus – Check If the Evidence Actually Agrees

Ask yes/no questions like: “Does X intervention improve Y outcome?”

Consensus scans studies and reports evidence strength, helping PhD students avoid weak or unsupported claims.

Scite.ai – Protect Yourself from Bad Citations

Scite.ai shows whether citations:

Support a claim
Contradict it
Or simply mention it

Supervisors appreciate PhD students who use this free AI tool.

ChatGPT (Free Tier) – Planning, Not Writing

ChatGPT is best used by PhD students for:

Chapter outlines
Explaining complex statistics
Simplifying difficult concepts

Always rewrite in your own academic voice.

DeepSeek – Free AI for PhD Data Analysis

DeepSeek helps PhD students with:

Python scripts
Data visualization
Statistical workflows

One of the strongest free AI tools for PhD data analysis in 2026.

Paperpal – Academic Language That Sounds Human

Paperpal improves:

Grammar at PhD level
Academic phrasing
Writing clarity

Use this free AI tool after you’ve written, not instead of writing.

Step-by-Step: How to Use Free AI Tools to Write a PhD Thesis

Step 1: Literature Discovery

Use:

Semantic Scholar
Research Rabbit

Goal: build a strong and current literature base using free AI tools for PhD students.

Step 2: Deep Reading & Questioning

Use:

Elicit
Consensus
Scite.ai

Goal: understand what works, what doesn’t, and where research gaps exist.

Step 3: Organize & Synthesize

Use:

NotebookLM

Goal: convert scattered PDFs into structured chapter material.

Step 4: Draft Smart (Not Lazy)

Use:

ChatGPT (for outlines only)
Paperpal (for polishing)

Goal: maintain originality while improving clarity.

Step 5: Data Analysis & Visualization

Use:

DeepSeek
NotebookLM

Goal: clean, explainable analysis with reproducible logic.

Pro Tips to Maximize Free AI Tools for PhD Students

Chain multiple free AI tools instead of relying on one
Always verify AI outputs manually
Export citations to Zotero
Use AI weekly, not daily
Keep a disclosure note for ethics compliance

Supervisors value efficient PhD students—not shortcut takers.

FAQs: Free AI Tools for PhD Students

1. What are the best free AI tools for PhD students ?

The best free AI tools for PhD students include ChatGPT for writing support, Perplexity for research search, Grammarly for editing, Elicit for literature review, and Zotero for reference management. These tools help save time, improve writing quality, and simplify the research process.

2. How can AI tools help PhD students in research?

AI tools help PhD students by finding relevant papers, summarizing articles, improving academic writing, checking grammar, managing citations, and organizing research ideas. This allows researchers to focus more on analysis and original thinking.

3. Are free AI tools safe to use for academic research?

Yes, most trusted AI tools are safe when used responsibly. However, PhD students should always verify information, avoid sharing confidential data, and follow their university’s academic integrity guidelines.

4. Can AI tools write a PhD thesis automatically?

No, AI tools cannot write a complete PhD thesis independently. They can assist with drafting, editing, and structuring, but the research ideas, analysis, and conclusions must come from the student.

5. Which AI tool is best for literature review?

Tools like Elicit, Semantic Scholar, and Perplexity are very helpful for literature review. They help find research papers, summarize findings, and identify important studies quickly.

6. Do universities allow AI tools for PhD research?

Many universities allow AI tools for assistance, but students must use them ethically. AI should support writing and research, not replace original work. Always check your university’s AI policy.

7. Are free AI tools enough for PhD students?

Yes, many free AI tools provide powerful features that are enough for most PhD tasks such as writing, research, and citation management. Paid tools offer advanced features, but free versions are often sufficient.

8. Which AI tool is best for academic writing improvement?

Grammarly and ChatGPT are among the best tools for improving academic writing. They help correct grammar, improve clarity, and make writing more professional.

9. Can AI tools help with citation and references?

Yes, tools like Zotero and Mendeley help PhD students collect, organize, and generate citations automatically in styles like APA, MLA, and Harvard.

10. Will using AI tools affect academic integrity?

Using AI tools ethically does not affect academic integrity. Problems occur only when students copy AI-generated content without review or present it as their original research.