Free scientific
AI answers
The free science AI chat for good scientific answers – including references.
Used by researchers at
Used by researchers at
A free science AI for active researchers
The science AI chat provides scientific answers, creates tables and diagrams, and draws citation networks for literature exploration. All for free!
Free Scientific Answers
Scientific AI chat
Ask scientific questions and chat with 220 Mio papers – every answer cites its sources.
Get an overview about a new topic
Ask for papers by author or year
Copy AI answers including references
Tables & Diagrams
Create tables and diagrams
The free science AI chatbot can create tables to compare data or draw scientific diagrams to explain complex relationships.
Tables & Diagrams
Create tables and diagrams
The free science AI chatbot can create tables to compare data or draw scientific diagrams to explain complex relationships.
Citation Networks
Explore literature
Click on a citation to create citation networks, check fulltext access, and add it to My library.
Discover related papers for free
Check for PDF accessibility
Collect sources in My library
More than just a free science AI chat
The scienceOS AI research assistant also features a multi-PDF chat and comes with an integrated reference manager.
Free AI reference manager
Import your reference manager and chat with your paper collection.
About scienceOS
The AI research tool for scientists with high standards and little time.
Become an Angel
Subscribe to the Angel plan for unlimited access to all features of the scienceOS AI research assistant.
Free plan
Discover our best model. Then, switch to our small model for free.
$0.00
Try our best model for free then
Up to four questions per chat
Draw citation networks
Angel plan
Always use our best model, unlimited access to all features.
$7.95
per month, plus taxes
Everything in free and
Unlimited questions per chat
Upload eight PDFs per chat
Always use our best model
Angel Team plan
Sign up your group. Get six Angel plans for less than the cost of five.
$39.50
per month, plus taxes
Everything in Angel for your team and
Payment by invoice
Free plan
Discover our best model. Then, switch to our small model for free.
$0.00
Try our best model for free then
Up to four questions per chat
Draw citation networks
Angel plan
Always use our best model, unlimited access to all features.
$7.95
per month, plus taxes
Everything in free and
Unlimited questions per chat
Upload eight PDFs per chat
Always use our best model
Angel Team plan
Sign up your group. Get six Angel plans for less than the cost of five.
$39.50
per month, plus taxes
Everything in Angel for your team and
Payment by invoice
Angel plan funds will be used to cover costs, develop new tools, and sustain the free plan.
What scientists ask
Discover answers and insights to questions commonly asked by other researchers.
Which papers does scienceOS know?
The scienceOS paper index is based on more than 220 million research papers from the Semantic Scholar index, along with 800 million full-text snippets and 2.4 billion reference pairs. When you ask a question, the answer is grounded in information like abstracts, titles, and other relevant data from these papers.
How often is the database updated?
The scienceOS paper database is based on the Semantic Scholar index, which is updated every 1-3 weeks. We update the scienceOS paper database every 2 weeks.
What happens when I upload a PDF?
When you upload a PDF to your scienceOS account, the PDF is not shared with other users and will only be accessible in your account.
Can I upload any PDF?
You can upload any PDF with 120 pages or fewer and with a maximum file size of 32MB. Please note that the PDF upload function in scienceOS is optimized for research papers and similar documents.
Can I use scienceOS for free?
Yes, you can use the AI science chat of scienceOS for free. Further, you can try our best model which includes chatting with multiple PDFs. After some use, you will automatically switch to our small model. With the small model, you can still use the AI science chat for free. To always use our best model and for unlimited access to all features, consider subscribing to our Angel plan.
What is the scienceOS ‘Angel’ plan?
You can subscribe to the scienceOS Angel plan for unlimited access to all features of the scienceOS AI research assistant. This includes: unlimited questions per chat, unlimited use of the multi-PDF chat, and unlimited use of our best model. Funds from Angel plan subscribers are only used to cover costs, develop new tools, and sustain the free plan.
How can I partner with scienceOS?
We believe in collaboration. If you, your institution, organization, or company would like to work together with scienceOS, please use [email protected] and connect with us. We are excited to discuss how we can work with you.
Which papers does scienceOS know?
The scienceOS paper index is based on more than 220 million research papers from the Semantic Scholar index, along with 800 million full-text snippets and 2.4 billion reference pairs. When you ask a question, the answer is grounded in information like abstracts, titles, and other relevant data from these papers.
How often is the database updated?
The scienceOS paper database is based on the Semantic Scholar index, which is updated every 1-3 weeks. We update the scienceOS paper database every 2 weeks.
What happens when I upload a PDF?
When you upload a PDF to your scienceOS account, the PDF is not shared with other users and will only be accessible in your account.
Can I upload any PDF?
You can upload any PDF with 120 pages or fewer and with a maximum file size of 32MB. Please note that the PDF upload function in scienceOS is optimized for research papers and similar documents.
Can I use scienceOS for free?
Yes, you can use the AI science chat of scienceOS for free. Further, you can try our best model which includes chatting with multiple PDFs. After some use, you will automatically switch to our small model. With the small model, you can still use the AI science chat for free. To always use our best model and for unlimited access to all features, consider subscribing to our Angel plan.
What is the scienceOS ‘Angel’ plan?
You can subscribe to the scienceOS Angel plan for unlimited access to all features of the scienceOS AI research assistant. This includes: unlimited questions per chat, unlimited use of the multi-PDF chat, and unlimited use of our best model. Funds from Angel plan subscribers are only used to cover costs, develop new tools, and sustain the free plan.
How can I partner with scienceOS?
We believe in collaboration. If you, your institution, organization, or company would like to work together with scienceOS, please use [email protected] and connect with us. We are excited to discuss how we can work with you.
