New Synthflow app migration

The main part of the app is moving from fine-tuner.ai to app.synthflow.ai

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The new Synthflow app at app.synthflow.ai

The new Synthflow app is a rebuilt version of the dashboard that runs at app.synthflow.ai instead of fine-tuner.ai. It is the same product with the same data behind it, so your agents, calls, and settings are exactly where you left them. The main difference you will notice is speed: pages load faster and navigation is more responsive.

For now, only the main part of the app has moved. Authentication and the admin pages still run on fine-tuner.ai, so you will see both domains while the migration is in progress.

The new app is opt-in today. You turn it on yourself from Early Access, and you can turn it back off at any time. There is no cutover date, and nothing changes for your workspace until you enable it.

More of the app moves over as the work continues, so this page is updated along with it. Check back if something looks different from what is described here.

Turn on the new app

1Open Settings from the main sidebar. Under Workspace Settings, click Early Access.
2Turn on the toggle for the new Synthflow app.
3Your workspace opens at app.synthflow.ai from that point on. Update any bookmarks that still point at fine-tuner.ai.

To go back to the old app, turn the same toggle off from Early Access.

Early Access features always apply only to the master workspace, not subaccounts. If you do not see Early Access under Workspace Settings, contact your workspace admin or Synthflow support.

What changes

  • Your workspace URL. The main part of the app, where you build agents and review calls, is served from app.synthflow.ai rather than fine-tuner.ai.
  • Page loading. The new app loads pages faster and responds more quickly as you move between sections.

What stays the same

Custom domains

Workspaces on a custom domain are not affected by this move. Your whitelabel app keeps serving from your own domain, and you and your subaccounts keep signing in there exactly as before.

You do not need to change DNS records, reconnect the domain, or update your site metadata. The change from fine-tuner.ai to app.synthflow.ai applies to the Synthflow-hosted app only.

Pages that still run on the old domain

Two parts of the product have not been rebuilt in the new app yet and still run on fine-tuner.ai:

  • Authentication. Signing in still happens on fine-tuner.ai/auth.
  • Admin pages. Workspace Settings, Personal preferences, and subaccounts open in a new browser tab on fine-tuner.ai when you click them from the new app.

Everything in those pages works the way it always has. This is temporary, and they move into the new app as the migration continues.

Known issues

Switching between workspaces in different data regions can sign you out. If you have two workspaces on the new app that live in different data regions, switching from one to the other can leave your session unauthenticated, which leads to errors using the app.

Sign in again to restore your session. Workspaces that share the same data region are not affected.

FAQ

The new app is opt-in through Early Access and there is no cutover date, so your workspace stays on fine-tuner.ai until you turn it on. Turn the same toggle off to return to the old app at any time.

No. The Platform API and your API keys are independent of the dashboard domain. Nothing needs to be re-pointed at app.synthflow.ai.

Only the main part of the app has moved to app.synthflow.ai so far. Authentication and the admin pages have not been rebuilt yet, so they still run on fine-tuner.ai and open in a separate tab. They behave the same as before and move over as the migration continues.

No. While the new app is in Early Access, it applies to the master workspace only, so enabling it does not move your subaccounts. They switch over once the new app is generally available.