March 19th, 2025

What’s New in Synthflow: Krisp.ai Noise Cancellation, Flow Designer Updates, Better Voicemail Detection & More!

Say goodbye to background noise—Synthflow just got crystal clear with Krisp.ai.


Krisp.ai Noise Cancellation 

Synthflow has integrated Krisp.ai’s advanced Background Voice and Noise technology into our Voice AI Real-Time Phone Agent, ensuring crystal-clear audio quality during all customer interactions.


Key Benefits:

  • Enhanced Call Clarity: Cleanses audio in real-time, before ASR kicks in, for distraction-free conversations.

  • Improved AI Performance: Background voice and noise elimination improves turn detection and speech processing accuracy.

Results:

  • Up to 95% noise reduction in customer calls.

(On a side note) Join our CEO Hakob as he chats with Davit, CEO and Co-founder of Krisp, about overcoming noise challenges in voice AI on Thursday 27th March. Register now.


Flow Designer Updates

We've enhanced usability and workflow management in Flow Designer:

  • New search bar for quick action selection.

  • FAQ descriptions now guide clearer AI responses.

  • Unified "Add" buttons with distinctive purple '+' icon.

  • Improved node visibility and highlighting.

  • Zoom level capped at 120% for optimal navigation.

  • Clear notifications for node actions (copy, paste, delete).

  • Increased visibility for "During the Call" actions in the Flow Designer.


Better Integrations & API Key Management

We've updated the API keys management and Integrations interface to streamline usability:

  • Added the option to give names and descriptions to API keys for improved organization

  • More organized Integrations with a consistent experience across the app.

  • Improved the interface of Integrations for subaccounts (Agency only).

  • Upcoming API Key usage tracking feature for better visibility and management.

If you want to refresh your knowledge of using APIs in Synthflow, be sure to check out the brand-new Custom Actions course in the Synthflow Academy.


Miscellaneous Updates

  • Enabled HubSpot integration for subaccounts.

  • Support to add multiple actions to an assistant at once.

  • Enhanced webhook data with team details (GHL integration).

  • Updated HubSpot and GHL integrations to api.synthflow.ai endpoint.

  • Enforced secure password policy for email sign-ups.

Enhanced Voicemail Detection:

  • Our voicemail detection is now more accurate! We now analyze the raw audio—including pauses and intonation—to identify real leads

UX and Platform Enhancements:

  • Assistants now displayed in the Workflows table.

  • Improved empty state design for Workflows and Subaccounts pages.

  • Telephony alerts for phone number changes (Enterprise only).

  • Support for free pricing plans creation (agency accounts).

  • Clearer Stripe error messages.

  • Clearer and more informative experience when creating Knowledge Bases.

  • Default permissions for new subaccounts use the settings applied to the last subaccount updated.

  • Streamlined bulk permissions management directly from the subaccounts page.

  • Option to select unique identifiers (phone/mobile) for HubSpot sync.

Bug Fixes:

  • Disconnecting your Twilio account keeps your phone numbers using Voice Engine 2.0 properly configured.