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OpenAlex

Open index of 300M+ scholarly works, authors, and venues

🔭 Science & SpaceUNMONITOREDchecked 1h ago
AUTH NONECORS ✓AGENT ?HTTPS ✓COMMERCIAL ✓

OpenAlex is a free, CC0 catalog of the global research graph — works, authors, institutions, sources, and concepts. Query works and get rich JSON records with DOIs, titles, open-access locations, and identifiers. Basic requests work without a key; a free key raises the usage limits.

—HOW IT'S SCORED ⓘ
▶ Run liveDocs ↗
Status badge · for your READMEshipapis health badge: — · unmonitored
Uptime history
—%90 days
—%30 days
—P50 · ms
—P95 · ms
operationalpartialdownno data
Live response samplecaptured by our last successful check
GET https://api.openalex.org/works?per-page=1

{
  "meta": {
    "count": 318967691,
    "page": 1,
    "per_page": 1
  },
  "results": [
    {
      "id": "https://openalex.org/W3038568908",
      "doi": "https://doi.org/10.1585/pfr.15.2402039",
      "title": "Radiation Resistant Camera System for Monitoring Deuterium Plasma Discharges in the Large Helical Device",
      "publication_year": 2020,
      "language": "en"
    }
  ]
}
Call itcurl · fetch · python
curl "https://api.openalex.org/works?per-page=1"
const res = await fetch("https://api.openalex.org/works?per-page=1");
const data = await res.json();
console.log(data);
import requests

res = requests.get("https://api.openalex.org/works?per-page=1")
print(res.json())
Endpoints · 6On scheduleFULL DOCS ↗
First rollup pending — GET /works?per-page=1 has been probed
GET/works?per-page=1PROBED

Open index of 300M+ scholarly works, authors, and venues

GET/works?limit=5

Works — documented GET route.

GET/works?page=1

Works — documented GET route.

GET/autocomplete/

Autocomplete — documented GET route.

GET/rate-limit

Rate Limit — documented GET route.

GET/changefiles

Changefiles — documented GET route.

Machine-readable spec

We probe a documented GET and expect 2xx JSON — full uptime and health score. Export includes every documented route below.

Response-shape history

Stable. No schema drift observed since monitoring began — the response shape has not changed under our checks.

OpenAlex: common questions

Is OpenAlex free to use?

Yes — OpenAlex is a free science & space API. Free tier: Free tier (~$1/day of usage); free API key available for more. Commercial use is allowed on the free tier.

Does OpenAlex need an API key?

No — OpenAlex needs no API key or signup. You can call it straight away; rate limits still apply (Usage-metered free tier (~$1/day per docs)).

Can I call OpenAlex from the browser?

Yes — OpenAlex returns CORS headers over HTTPS, so front-end code can fetch it directly with no backend proxy. Use the fetch snippet on this page, or hit "Run live" to try it now.

Is OpenAlex up right now?

As of our last scheduled check, OpenAlex is unmonitored. We re-probe it every sweep — the status badge and uptime chart above always show the latest.