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API · /pubmed-api

PubMed API

healthy 3,806 Subscribers

Search the world’s biomedical literature and retrieve clean article metadata and abstracts, powered by the U.S. National Library of Medicine’s PubMed via NCBI E-utilities. Search 35+ million citations by keyword with relevance or date sorting, look up one or more articles by PubMed id for title, authors, journal, publication date, volume/issue/pages, DOI and publication type, or fetch the full abstract text for a paper. Authoritative open data returned as tidy JSON through a fast, reliable API. Ideal for health-tech and clinical tools, pharma and life-sciences research, systematic reviews, reference managers and academic apps.

#pubmed #biomedical #research #papers #medicine #ncbi
api.oanor.com/pubmed-api
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Machine-readable spec so AI agents can integrate this API.

/api/pubmed-api/openapi.json
/api/pubmed-api/llms.txt

Discovery: GET /api/index.json lists every API.

API health

healthy
Uptime
100.00%
Server probes · 24h
Avg latency
711 ms
Server probes · 24h
Subscribers
3,806
active
Total calls
24
last 7 days
status Full status page → · 15 probes/24h

Pricing

Pick a tier — billed monthly, cancel anytime.

Free

Free

  • 1,500 calls / month
  • 2 requests / second
  • Hard cap (429 above quota, no overage)
  • 1,500 requests/month, 2 req/s
  • Search, metadata & abstracts
  • 35M+ PubMed citations
  • No credit card
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Basic

€6.00 /month

  • 40,000 calls / month
  • 5 requests / second
  • Hard cap (429 above quota, no overage)
  • 40,000 requests/month, 5 req/s
  • Relevance & date sorting
  • Authors, journal, DOI & abstract
  • Commercial use, email support
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Pro

€16.00 /month

  • 250,000 calls / month
  • 10 requests / second
  • Hard cap (429 above quota, no overage)
  • 250,000 requests/month, 10 req/s
  • High-volume literature mining
  • Batch PMID metadata
  • Priority email support
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Mega

€44.00 /month

  • 1,200,000 calls / month
  • 25 requests / second
  • Hard cap (429 above quota, no overage)
  • 1,200,000 requests/month, 25 req/s
  • Pharma & systematic-review scale
  • Maximum concurrency
  • Priority support
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Built by

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Related APIs

Other APIs with overlapping tags.

Crossref API

Search scholarly literature and look up rich publication metadata from Crossref, the DOI registry behind millions of journal articles, books, chapters, conference papers and datasets. Full-text search across 150+ million works with relevance or citation sorting and optional filters, retrieve any work by its DOI (plain, doi: or URL form accepted), and search journals and publishers. Every work comes back as a clean record with title, authors and ORCIDs, journal/container, publisher, publication date, volume/issue/page, ISSN/ISBN, abstract, subjects, license and citation count. Authoritative open scholarly metadata delivered through a fast, reliable API — ideal for reference managers, repositories, research analytics, discovery tools and academic apps.

api.oanor.com/crossref-api

FDA Drug API

Look up FDA drug labels — purpose, indications, dosage, warnings and ingredients — the most-reported adverse reactions for a drug (aggregated from FAERS), and FDA recall and enforcement records. Backed by openFDA. Useful for healthcare, pharmacy, telemedicine and drug-information apps. Not medical advice.

api.oanor.com/drug-api

Frequently asked questions

Quick answers about pricing, quotas, and integration.

How do I get an API key for PubMed API?
Sign up for free at oanor.com, generate an API key from the developer dashboard, and call PubMed API with the x-oanor-key header. No credit card needed for the free tier.
What's the rate limit for PubMed API?
Free tier allows 1 request per second. Paid plans scale up to 50 requests per second on the Mega tier. Hard limits return HTTP 429 above the quota — no surprise overage charges.
How much does PubMed API cost?
PubMed API has a free tier with 100 calls / month. Paid plans start at €6.00 / month with higher quotas and faster rate limits.
Can I cancel my subscription anytime?
Yes. Plans are billed monthly and you can cancel anytime from your billing dashboard. No long-term contracts and no cancellation fee.
Is PubMed API GDPR-compliant?
All requests to PubMed API go through our EU-based gateway. Your upstream API key never leaves our server and no personal data is shared with the upstream provider beyond the request you send.

Pick an endpoint from the list on the left to see its details and try it.

Code snippets

Sign up to get an API key, then call any path under your slug.

curl https://api.oanor.com/pubmed-api/SOME_PATH \
  -H "x-oanor-key: oanor_test_..."
const res = await fetch("https://api.oanor.com/pubmed-api/SOME_PATH", {
  headers: { "x-oanor-key": "oanor_test_..." }
});
const data = await res.json();
$ch = curl_init("https://api.oanor.com/pubmed-api/SOME_PATH");
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-oanor-key: oanor_test_..."]);
$response = curl_exec($ch);
import requests
r = requests.get(
    "https://api.oanor.com/pubmed-api/SOME_PATH",
    headers={"x-oanor-key": "oanor_test_..."},
)
print(r.json())

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