AI research, all in one place
300M+
Papers covered
24
Open API endpoints
100+
Illustration scenarios
Connect your research platforms
Connect major academic databases and AI platforms in one research workflow.
A rich-text editor with slash commands, live literature search and APA citations.
Paste text and AI finds suitable locations for real references.
Describe your needs to generate professional scientific figures for over 100 subject areas.
Extract paper metadata, full text and references, then generate reading notes in one click.
Primarily Semantic Scholar, PubMed and Google Scholar, with Chinese literature and patent sources also available.
24 RESTful endpoints with complete, interactive Scalar documentation for developers.
Connect with Dify, MCP, Zotero, Coze and OpenClaw.
Permanent credits with no monthly fee. Citation search in the writing editor is free; buy only what you need.
Scientific illustrations from a single prompt
Generate professional scientific illustrations from natural-language descriptions, covering biology, chemistry, data science and over 100 subject areas.
Describe it, generate it
Describe the illustration you need. AI handles the layout and colors to produce a high-quality image with a vector-style appearance.
Draw a PI3K-AKT-mTOR signaling pathway, including the full cascade from receptor tyrosine kinases to mTORC1/2.
I’ll generate a PI3K-AKT-mTOR pathway diagram with the key upstream and downstream signaling molecules...
Now draw a Transformer architecture diagram with the complete encoder and decoder structures.
Generating a Transformer diagram with multi-head attention and feed-forward networks...
Use an academic color scheme suitable for a paper.
Updated to an academic color scheme. Take a look.
Create through conversation
Describe what you need in a conversation, then generate and refine it until you are satisfied.
What researchers say
Researchers are already using Ai4Scholar to accelerate their work
Choose the plan that fits your needs
Buy permanent credits as needed. No monthly fee, no resets. Use them on the website or through the API.
One-time purchase. Credits never expire or reset monthly. Choose from six amounts.
Starter pack
350 permanent credits
- Permanent credits, with no monthly fees or resets
- Access all features with flexible usage-based pricing
- Literature search: Semantic Scholar / PubMed / Scholar / Chinese sources / patents
- Auto citation · Scientific illustration · PDF parsing
- OpenClaw / Zotero plugins · Coze / Dify / MCP integrations
- All API endpoints available · Top up as needed, no subscription required
More questions? View FAQ
Light pack
750 permanent credits
- Permanent credits, with no monthly fees or resets
- Access all features with flexible usage-based pricing
- Literature search: Semantic Scholar / PubMed / Scholar / Chinese sources / patents
- Auto citation · Scientific illustration · PDF parsing
- OpenClaw / Zotero plugins · Coze / Dify / MCP integrations
- All API endpoints available · Top up as needed, no subscription required
More questions? View FAQ
Standard pack
Recommended1,300 permanent credits
- Permanent credits, with no monthly fees or resets
- Access all features with flexible usage-based pricing
- Literature search: Semantic Scholar / PubMed / Scholar / Chinese sources / patents
- Auto citation · Scientific illustration · PDF parsing
- OpenClaw / Zotero plugins · Coze / Dify / MCP integrations
- All API endpoints available · Top up as needed, no subscription required
More questions? View FAQ
Advanced pack
3,000 permanent credits
- Permanent credits, with no monthly fees or resets
- Access all features with flexible usage-based pricing
- Literature search: Semantic Scholar / PubMed / Scholar / Chinese sources / patents
- Auto citation · Scientific illustration · PDF parsing
- OpenClaw / Zotero plugins · Coze / Dify / MCP integrations
- All API endpoints available · Top up as needed, no subscription required
More questions? View FAQ
Professional pack
5,000 permanent credits
- Permanent credits, with no monthly fees or resets
- Access all features with flexible usage-based pricing
- Literature search: Semantic Scholar / PubMed / Scholar / Chinese sources / patents
- Auto citation · Scientific illustration · PDF parsing
- OpenClaw / Zotero plugins · Coze / Dify / MCP integrations
- All API endpoints available · Top up as needed, no subscription required
More questions? View FAQ
High-frequency pack
9,000 permanent credits
- Permanent credits, with no monthly fees or resets
- Access all features with flexible usage-based pricing
- Literature search: Semantic Scholar / PubMed / Scholar / Chinese sources / patents
- Auto citation · Scientific illustration · PDF parsing
- OpenClaw / Zotero plugins · Coze / Dify / MCP integrations
- All API endpoints available · Top up as needed, no subscription required
More questions? View FAQ
FAQ
Can’t find an answer? Ask the team in the user group or email literaf@proton.me
What is Ai4Scholar?
Ai4Scholar is an all-in-one AI research platform offering automatic citations, scientific illustration, PDF parsing, multi-source literature search and open APIs to make academic work more efficient.
How are credits charged?
Each capability follows the current service pricing, shown in the tool or on the pricing page. Citation search through the writing editor’s slash command is free. Purchased permanent credits do not expire.
What types of scientific illustrations are supported?
100+ subject areas, including biological pathways, molecular structures, data science architectures, ecosystem diagrams and engineering workflows.
How do I get started?
Create an account to start writing, searching and reading. Join the user group and contact its owner for a 100-credit code. For more credits, redeem a top-up code or purchase a plan.
Which literature sources are supported?
Main sources include Semantic Scholar, PubMed and Google Scholar, with additional Chinese literature and patent sources. The platform covers approximately 300M+ papers. See each tool for supported sources and fields.
How do I use the API?
There are 24 RESTful endpoints for papers, authors, citations, references, datasets and patents. Explore the interactive Scalar documentation and use an API key to make requests.
What is Auto-Cite?
Paste academic text and AI will analyze it and insert real references at suitable locations. Output supports APA and other styles, with references from sources such as Semantic Scholar and PubMed, plus impact-factor and JCR-quartile filters.
Which third-party integrations are supported?
There are 5 main integrations: Dify, MCP, OpenClaw, Zotero and Coze. Installation, account requirements and fees are explained on each integration’s detail page.
How is data protected?
The platform uses Supabase cloud services and HTTPS encryption in transit. User data is stored separately and is not used for model training. You can export or delete your personal data at any time.
Ready to accelerate your research?
Try academic writing, automatic citations, scientific illustration and every feature. Join the community to receive 100 credits.
“Ai4Scholar’s Auto-Cite is excellent! I paste my paper text and AI finds citation locations and inserts real references, saving me hours of manual literature searches.”
Li Ming
PhD student · Bioinformatics