PDF Vector

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Retrieve metadata from academic publications

Get complete publication metadata instantly by DOI, PubMed ID, ArXiv ID, or other identifiers. One API to fetch detailed information from multiple academic databases with intelligent fallback mechanisms.

  • Universal ID Support – Works with DOI, PubMed ID, ArXiv ID, Semantic Scholar ID, ERIC ID, and more
  • Complete Metadata – Get title, authors, abstract, citations, publication details, and custom fields
  • Batch Processing – Fetch up to 100 publications in a single API call for efficient workflows
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Research Kick

Research Kick

ChatAcademia

ChatAcademia

Academic Fetch API

API Docs
import { PDFVector } from "pdfvector";

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

// Fetch by DOI
const doiResult = await client.academicFetch({
  ids: ["10.48550/arXiv.1706.03762"],
});

// Fetch multiple publications
const batchResult = await client.academicFetch({
  ids: [
    "10.48550/arXiv.1706.03762",                // DOI
    "33053381",                                 // PubMed ID
    "2301.07041",                               // ArXiv ID
    "f5fea5616003d6425e8a82338e6fd1efaccf2c85"  // Semantic Scholar ID
  ]
});

Only one API to retrieve all metadata from academic publications

Our Academic Fetch API provides a single endpoint for retrieving publication metadata from all major academic databases.

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Multi-Source Integration

Automatic source detection based on ID format of PubMed, Semantic Scholar, ArXiv, ERIC, and more

Lightning-Fast Retrieval

Get publication metadata in milliseconds with our optimized caching layer. Add batch processing to fetch up to 100.

Intelligent Fallbacks

If a publication isn't found in one database, we automatically check alternative sources to maximize successful retrievals.

Consistent Data Format

Receive standardized metadata regardless of the source database. Clean, structured JSON with optional field selection.

Built for content retrieval

From DOI resolution to full-text downloads, fetch academic papers and their metadata from multiple sources

Full-text PDFs
DOI resolution
PubMed Central
arXiv downloads
Preprint servers
Open access papers
Metadata extraction
Supplementary materials
Dataset downloads
Source documents
Batch downloads
Collection building
Archive creation
Library management
Citation chains
PDF parsing pipeline
Content analysis
Text extraction
Figure retrieval
Reference mining

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  • Access to all APIs
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  • Access to all APIs
  • 500,000 credits
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Our unified API makes it simple to fetch academic papers.

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Frequently asked questions