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Connect SNCF

1 auth method · updated 2026-10-01

Access SNCF passenger-information data for train journeys, stations, schedules, service status, and transport-network discovery.

numerique.sncf.com/startup/api/ ↗

API key

Uses your own credential — Verslay stores it encrypted

Connectable today
  1. 1
    Sign in to SNCF
    Open https://numerique.sncf.com/startup/api/ and sign in to the account you want to connect.
  2. 2
    Create the API key
    Open https://numerique.sncf.com/startup/api/token-developpeur/ and generate a new API key.
  3. 3
    Copy it immediately
    SNCF usually shows the full API key only once, right after you create it. Store it somewhere safe before closing the page.
  4. 4
    Connect in Verslay
    In the Verslay Hub, open Connections, find SNCF, and paste the API key into the SNCF Developer Token field.
  5. 5
    Verify
    The connection flips to Connected. Run any read-only action once to confirm the credential has the right scopes.
  6. 6
    Rotate safely
    When you rotate later: connect the new credential first, confirm it works, then revoke the old one.

What you’ll paste into Verslay

SNCF Developer Token

Your SNCF API developer token. Request it at https://numerique.sncf.com/startup/api/token-developpeur/, then enter the issued authentication key here. SNCF uses this key as the HTTP Basic username with an empty password; keep it secret.

required · secret
Get your credential ↗SNCF website ↗

SNCF connection FAQ

How do I connect SNCF to Verslay?

Open Connections in the Verslay Hub, find SNCF, and use the API key method. The steps are: Sign in to SNCF, Create the API key, Copy it immediately, Connect in Verslay, Verify, Rotate safely.

What do I need before I connect SNCF?

You need SNCF Developer Token from your SNCF account. Your SNCF API developer token. Request it at https://numerique.sncf.com/startup/api/token-developpeur/, then enter the issued authentication key here. SNCF uses this key as the HTTP Basic username with an empty password; keep it secret.

Related connection guides

See also Verslay use cases and agents.

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