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Academic Search API for developers

Stop wasting time reading documentation for multiple academic databases. This API searches all databases and intelligently ranks results by relevance across sources with full metadata.

  • Multi-Database Search – Search across PubMed, Semantic Scholar, Google Scholar, ArXiv, ERIC, Europe PMC, and OpenAlex with a single API call
  • Ranking by Relevance – Intelligently rank results by relevance across sources
  • Unified API Response – Get consistent, structured JSON responses regardless of the data source
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Trusted by

Research Kick

Research Kick

ChatAcademia

ChatAcademia

ReadBack

ReadBack

RabbitHoles

RabbitHoles

Easy to use APIs

Use our simple APIs directly or our TypeScript SDK with just a few lines of code.

Academic Search

API Docs
import { PDFVector } from "pdfvector";

const client = new PDFVector({
    apiKey: "pdfvector_xxxxxxx"
  });

const results = await client.academicSearch({
    query: "machine learning transformers",
    providers: ["semantic-scholar", "arxiv"],
    limit: 10,
    yearFrom: 2020
  });

What people are saying

See how PDF Vector is helping teams improve their document processing workflows

Abdo El-Mobayad

“Can't recommend PDF Vector enough! It boosts your AI workflow accuracy to 100% while dropping your costs! Especially if you're a T4 Org in the $150/m spend range!”

— Abdo El-Mobayad

Trent

“Gotta give a shoutout to PDF Vector team for helping me set up PDF Vector for a project. They even delivered on a feature request before I purchased. Incredible customer service. 👏”

— Trent

Praneeth Pike

“Been implementing RAG and changing a lot of things under the hood for @rabbitholesai, came across PDF Vector and it was a huge time saver. I got a document parsing solution for the rag pipeline within minutes! one less thing to worry about”

— Praneeth Pike

Everything You Need for Academic Search

Built by developers who don't want to waste time on academic data integration. Simple, reliable, and powerful.

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Multi-Database Search

Search across PubMed, Semantic Scholar, Google Scholar, ArXiv, ERIC, Europe PMC, and OpenAlex with a one API.

Ranking by Relevance

Intelligently rank results by relevance across sources. Get the most relevant results first.

Unified API Response

Get consistent, structured JSON responses regardless with full metadata of the source.

Advanced Filtering

Filter results by source, date, and more. Get the most relevant results first.

Built for academic research

From literature reviews to citation analysis, power your academic research with comprehensive search across major databases

Literature reviews
Citation tracking
Research databases
DOI/PubMed fetch
Study assistants

One subscription, all APIs

Start for free, then scale as you grow. No hidden fees.

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Free

$0

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Perfect for testing and small projects

  • Access to all APIs
  • 100 credits
Subscribe to Free

Basic

$23/month

$275 billed annually

Great for personal projects and small businesses

  • Access to all APIs
  • 3,000 credits
Subscribe to Basic
Most Popular

Pro

$89/month

$1067 billed annually

Most popular plan for growing businesses

  • Access to all APIs
  • 100,000 credits
Subscribe to Pro

Enterprise

$457/month

$5489 billed annually

For large-scale applications and enterprises

  • Access to all APIs
  • 500,000 credits
Subscribe to Enterprise

Ready to integrate multiple academic search APIs?

Our unified API makes it simple to integrate multiple academic search APIs.

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No setup fees • Integrate in minutes • Cancel anytime

Everything you need for document processing

Transform any document into clean text. Extract structured data from PDFs, Word files, Excel spreadsheets, and images with precision and speed. Also search 5M+ academic papers and fetch papers by paper IDs.

Parse PDF

Convert PDF document to clean, structured markdown.

Parse Word

Convert Word document to clean, structured markdown.

Parse Image

Convert image file to clean, structured markdown.

Parse Excel

Convert Excel spreadsheet to clean, structured markdown.

Ask PDF

Ask questions about PDF document and get answers in markdown format.

Ask Word

Ask questions about Word document and get answers in markdown format.

Ask Image

Ask questions about image and get answers in markdown format.

Ask Excel

Ask questions about Excel spreadsheet and get answers in markdown format.

Extract PDF

Turn PDF document into structured data with custom fields.

Extract Word

Turn Word document into structured data with custom fields.

Extract Image

Turn image into structured data with custom fields.

Extract Excel

Turn Excel spreadsheet into structured data with custom fields.

List Images

List images from PDF and Word document.

Search Academic Papers

Search across PubMed, Semantic Scholar, ArXiv, Google Scholar, ERIC, Europe PMC, and OpenAlex databases

Fetch Papers by IDs

Instantly retrieve papers using DOI or any IDs of any academic database.

Get started for free today

No setup fees • Integrate in minutes • Cancel anytime

Frequently asked questions