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inspirehep.net

Search the high-energy-physics literature by API

🔭 Science & SpaceHEALTHYchecked 12h ago
AUTH NONECORS ✓AGENT ✓HTTPS ✓COMMERCIAL ?

INSPIRE is the reference database for high-energy physics, and its REST API lets you query papers, authors, and citations. A literature search returns hit metadata like titles and author affiliations as JSON. Open access to millions of HEP records with no login.

95HOW IT'S SCORED ⓘ
▶ Run liveDocs ↗
Status badge · for your READMEshipapis health badge: 95 · healthy
Uptime history
100%90 days
100%30 days
514P50 · ms
923P95 · ms
operationalpartialdownno data
Response time · last 48 checks
Fastest 87 ms, slowest 880 ms, most recent 119 ms.
Live response samplecaptured by our last successful check
GET https://inspirehep.net/api/literature?q=title%20higgs&size=1&fields=titles,authors

{
  "hits": {
    "total": 24696,
    "hits": [
      {
        "metadata": {
          "titles": [
            {
              "title": "The Higgs - Higgs Bound State"
            }
          ],
          "authors": [
            {
              "full_name": "Cahn, R.N.",
              "last_name": "Cahn"
            }
          ]
        }
      }
    ]
  }
}
Call itcurl · fetch · python
curl "https://inspirehep.net/api/literature?q=title%20higgs&size=1&fields=titles,authors"
const res = await fetch("https://inspirehep.net/api/literature?q=title%20higgs&size=1&fields=titles,authors");
const data = await res.json();
console.log(data);
import requests

res = requests.get("https://inspirehep.net/api/literature?q=title%20higgs&size=1&fields=titles,authors")
print(res.json())
Endpoints · 6HealthyFULL DOCS ↗
Monitored path responding — GET /api/literature?q=title%20higgs&size=1&fields=titles,authors514 mschecked 12h ago
GET/api/literature?q=title%20higgs&size=1&fields=titles,authorsPROBED

Search the high-energy-physics literature by API

GET/api

Api — documented GET route.

GET/api/1

Api details by ID (example: 1).

GET/api?limit=10

Api — documented GET route.

GET/api/search?q=test

Search by query parameters.

GET/api/literature?limit=5

Literature — 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.

inspirehep.net: common questions

Is inspirehep.net free to use?

Yes — inspirehep.net is a free science & space API. Free tier: Free — limits not published. Whether the free tier allows commercial use is unclear — check the provider docs.

Does inspirehep.net need an API key?

No — inspirehep.net needs no API key or signup. You can call it straight away; rate limits still apply (Unpublished).

Can I call inspirehep.net from the browser?

Yes — inspirehep.net 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 inspirehep.net up right now?

As of our last scheduled check, inspirehep.net is healthy with 100% uptime over 90 days and a 514 ms median response. We re-probe it every sweep — the status badge and uptime chart above always show the latest.