Connect Marketstack
1 auth method · updated 2026-10-01
Stock Data Real-Time, Intraday & Historical Market Data API providing access to 125,000+ tickers across 72+ stock exchanges worldwide
marketstack.com/ ↗API key
Uses your own credential — Verslay stores it encrypted
- 1Sign in to MarketstackOpen https://marketstack.com/ and sign in to the account you want to connect.
- 2Create the API keyGenerate a new API key from the API or developer settings in your Marketstack dashboard.
- 3Copy it immediatelyMarketstack usually shows the full API key only once, right after you create it. Store it somewhere safe before closing the page.
- 4Connect in VerslayIn the Verslay Hub, open Connections, find Marketstack, and paste the API key into the API Access Key field.
- 5VerifyThe connection flips to Connected. Run any read-only action once to confirm the credential has the right scopes.
- 6Rotate safelyWhen you rotate later: connect the new credential first, confirm it works, then revoke the old one.
What you’ll paste into Verslay
Sign in to your Marketstack dashboard and copy your API key. Free plan uses HTTP only; paid plans support HTTPS.
Marketstack connection FAQ
How do I connect Marketstack to Verslay?
Open Connections in the Verslay Hub, find Marketstack, and use the API key method. The steps are: Sign in to Marketstack, Create the API key, Copy it immediately, Connect in Verslay, Verify, Rotate safely.
What do I need before I connect Marketstack?
You need API Access Key from your Marketstack account. Sign in to your Marketstack dashboard and copy your API key. Free plan uses HTTP only; paid plans support HTTPS.
Related connection guides
See also Verslay use cases and agents.
Connect Marketstack once — every agent can use it
Verslay agents share your connections. Connect Marketstack in the Hub and every use-case that needs it lights up — no per-agent setup.
Open the Hub →