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OpenAPI Generator Online

Online API client and server SDK generator supporting 40+ languages and framewor

🔧 Developer ToolsUNMONITORED
AUTH NONECORS ✓AGENT ?HTTPS ✓COMMERCIAL ?

Online API client and server SDK generator supporting 40+ languages and frameworks. Generate client libraries or server stubs from any OpenAPI specification.

—HOW IT'S SCORED ⓘ
▶ Run liveDocs ↗
Status badge · for your READMEshipapis health badge: — · unmonitored
ON PROBE SCHEDULE

We probe a documented GET and expect 2xx JSON — full uptime and health score. Open provider docs ↗

Uptime historystarts after first probe

On our probe schedule. Uptime charts appear after the first check lands.

Example responsefrom provider docs — not verified by us
GET https://api.openapi-generator.tech/api/gen/clients

[
  "ada",
  "android"
]
Call itcurl · fetch · python
curl "https://api.openapi-generator.tech/api/gen/clients"
const res = await fetch("https://api.openapi-generator.tech/api/gen/clients");
const data = await res.json();
console.log(data);
import requests

res = requests.get("https://api.openapi-generator.tech/api/gen/clients")
print(res.json())
Endpoints · 6On scheduleFULL DOCS ↗
On schedule — GET /api/gen/clients awaits first probe
GET/api/gen/clientsPROBED

Online API client and server SDK generator supporting 40+ languages and framewor

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/gen/clients/{language}

Returns options for a client library

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

Not tracked yet. Shape-change history starts once this API joins our probe schedule.

OpenAPI Generator Online: common questions

Is OpenAPI Generator Online free to use?

Yes — OpenAPI Generator Online is a free developer tools API. Free tier: Free — limits not published. Whether the free tier allows commercial use is unclear — check the provider docs.

Does OpenAPI Generator Online need an API key?

No — OpenAPI Generator Online needs no API key or signup. You can call it straight away; rate limits still apply (See documentation).

Can I call OpenAPI Generator Online from the browser?

Yes — OpenAPI Generator Online 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 OpenAPI Generator Online up right now?

OpenAPI Generator Online is catalogued but not yet on our probe schedule, so we don't publish a live status for it. Check the provider's own status page or docs for its current state.