Market data connections

Why Are My Credentials Not Working?

Check that the key pair belongs to the selected Alpaca environment, remains active, and has the market-data access your account requires. Do not send the key or secret to support.

Draft

What problem does this solve?

The desktop app cannot verify the Alpaca key pair or connect to market data.

Quick answer

Check the selected Alpaca environment, whether the key pair is active, and the account's market-data entitlement. Never send either credential to support.

Steps

  1. Confirm that the API key ID and secret belong to the Alpaca account and environment selected in the desktop connection dialog.
  2. Use the dialog's Test connection action and read its exact result.
  3. Check Alpaca's account status and current data permissions on Alpaca's own site.
  4. If the key was revoked or exposed, rotate it with Alpaca and enter the replacement locally in the desktop app.

What you should see

A successful test confirms the pair for the selected environment. Saving and starting the live stream are separate actions in the current connection workflow.

If it still doesn't work

Record the app version, selected environment, and redacted error text. Contact Support without including the key, secret, account number, or an uncropped credentials screenshot.

Screenshot or video

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Official sources

Still need help?

Tell us what you're seeing.

Include the app version and steps that reproduce the issue. Never include passwords, Alpaca API secrets, or payment-card information.

Contact Support