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The most-used fake REST API ever — posts, comments, users, todos for prototyping anything.
250M+ scholarly works, authors and institutions — a research goldmine, fully open.
This runs in your browser, straight against the real API. Edit the URL and experiment — break nothing, learn everything.
Press Run to call OpenAlex live.
Not a mockup — this is what OpenAlex actually returned when we verified it on 23 Oct 2026 (in 691 ms).
{
"id": "https://openalex.org/W4289253527",
"doi": "https://doi.org/10.1038/nphys1170",
"title": "Measured measurement",
"display_name": "Measured measurement",
"publication_year": 2009,
"publication_date": "2009-01-01",
"ids": {
"openalex": "https://openalex.org/W4289253527",
"doi": "https://doi.org/10.1038/nphys1170"
},
"language": "en",
"primary_location": {
"id": "doi:10.1038/nphys1170",
"doi": "https://doi.org/10.1038/nphys1170",
"is_oa": false,
"landing_page_url": "https://doi.org/10.1038/nphys1170",
"pdf_url": null,
"source": {
"id": "https://openalex.org/S156274416",
"display_name": "Nature Physics",
"issn_l": "174Three ways to call OpenAlex — pick your weapon.
// OpenAlex — no build step, no library. Just fetch.
const res = await fetch("https://api.openalex.org/works/https://doi.org/10.1038/nphys1170");
const data = await res.json();
console.log(data);Add the live-verified badge to your docs or repo — it only ever displays the status from our latest check.
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📜 Full check history & uptime · Status as JSON · Health score: A · 90/100
🔔 Watch this API — a quiet feed that only speaks the week its status changes (down, recovered, reclassified). How it works
The most-used fake REST API ever — posts, comments, users, todos for prototyping anything.
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