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Marketstack

Marketstack — free tier with API key

📈 FinanceHEALTHYchecked 9h ago
AUTH APIKEYCORS ✗AGENT ✓HTTPS ✓COMMERCIAL ?

Marketstack exposes a free-tier JSON API. Register for an API key if required; we verified a public or demo endpoint.

93HOW IT'S SCORED ⓘ
Docs ↗
Status badge · for your READMEshipapis health badge: 93 · healthy
Uptime history
100%90 days
100%30 days
470P50 · ms
4068P95 · ms
operationalpartialdownno data
Response time · last 48 checks
Fastest 110 ms, slowest 2454 ms, most recent 313 ms.
Live response samplecaptured by our last successful check
GET https://marketstack.com/healthz

{
  "success": true,
  "service": "portal",
  "hostname": "portal-main.ip-10-128-203-56.apilayer.net",
  "version": "d06ac150",
  "environment": "production",
  "deploy_datetime": "2026-07-05T16:00:53Z"
}
Call itcurl · fetch · python
curl "https://marketstack.com/healthz"
const res = await fetch("https://marketstack.com/healthz");
const data = await res.json();
console.log(data);
import requests

res = requests.get("https://marketstack.com/healthz")
print(res.json())

BROWSER CALLS BLOCKED (NO CORS/HTTPS) — USE THE CURL SNIPPET

Endpoints · 3HealthyFULL DOCS ↗
Monitored path responding — GET /healthz470 mschecked 9h ago
GET/healthzPROBED

Marketstack — free tier with API key

GET/ping

Lightweight ping endpoint.

GET/status

Service status metadata.

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.

Marketstack: common questions

Is Marketstack free to use?

Yes — Marketstack is a free finance API. Free tier: Free tier — key may be required. Whether the free tier allows commercial use is unclear — check the provider docs.

Does Marketstack need an API key?

Yes — Marketstack needs a free API key, which you pass on each request. Rate limits: Unpublished.

Can I call Marketstack from the browser?

Not directly — Marketstack doesn't send browser-friendly CORS headers, so call it from a server or proxy instead. Copy the curl or Python snippet on this page to get started.

Is Marketstack up right now?

As of our last scheduled check, Marketstack is healthy with 100% uptime over 90 days and a 470 ms median response. We re-probe it every sweep — the status badge and uptime chart above always show the latest.