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Changelog

July 7, 2025

Conversational AI

  • HIPAA Compliance: Gemini 2.5 Flash is now available for HIPAA customers, providing enhanced AI capabilities while maintaining strict healthcare compliance standards.

  • Post-call Audio: Added support for returning call audio in post-call webhooks, enabling comprehensive conversation analysis and quality assurance workflows.

  • Enhanced Widget: Added additional text customization options including start chat button text, chatting status text, and input placeholders for text-only and new conversations.

  • Agent Transfers: Improved agent transfer capabilities with transfer delay configuration, custom transfer messages, and control over transferred agent first message behavior.

  • SIP Trunk Enhancements: Added support for separate inbound and outbound SIP trunk configurations with enhanced access control and transfer options.

Dubbing

  • API Schema Update: Updated our API documentation to explicitly require the target_language parameter for dubbing projects. This parameter has always been required - we’re just making it clearer in our docs. No code changes needed.

  • Duration Validation: Added validation to ensure calculated duration makes sense, preventing zero-credit charges for invalid audio uploads.

Speech to Text

  • Deterministic Sampling: Added seed parameter support for deterministic sampling, enabling reproducible speech-to-text results.

Forced Alignment

  • Confidence Scoring: Added confidence scoring with loss field for words and overall transcript accuracy assessment using forced alignment.

Usage Analytics

  • Workspace Breakdown: Added reporting workspace ID breakdown for character usage statistics, providing detailed usage insights across workspaces.

SDKs

  • React Conversational AI SDK: Released v0.2.0 with support for Indian data residency and WebRTC mode for Conversational AI.
  • Python SDK: Released v2.6.1 with enhanced Conversational AI capabilities and bug fixes.
  • JavaScript SDK: Released v2.5.0 with improved Conversational AI SDK support and new features.

API

Deprecations

  • POST /v1/convai/phone-numbers/create has been deprecated in favor of POST /v1/convai/phone-numbers. Please note that migrating to the new endpoint requires a few adjustments:
    • Replace provider_config field with inbound_trunk and outbound_trunk for SIP trunk configurations
    • Update response parsing to handle the new trunk configuration structure

Schema Removals

  • Removed SIPTrunkConfigResponseModel, SIPTrunkCredentials, TransferToNumberToolConfig
  • Removed incomplete_expired and canceled subscription statuses

New Features

Enhanced SIP Trunk Support

  • SIP trunk configuration now uses separate inbound and outbound trunk configs instead of single configuration
  • Deprecated provider_config field in SIP trunk response from the new endpoint (replaced with inbound_trunk and outbound_trunk)
  • Inbound trunk access control with allowed addresses and phone numbers
  • SIP URI transfer destinations alongside phone number transfers
  • Transfer to number improvements (conference or SIP refer)

Agent Transfers

Conversation Enhancements

Widget Improvements

  • Additional text customization options:
    • Start chat button text
    • Chatting status text
    • Input placeholders for text-only and new conversations

API Improvements

Speech to Text

Forced Alignment

  • Added confidence scoring with loss field for words and overall transcript in Forced alignment

Usage Analytics

Tool Configuration

  • Client tool response timeout increased from 30 to 120 seconds

Workspace Resources

  • Added agent response tests resource type

Deprecations

  • Phone number provider_config field (use inbound_trunk/outbound_trunk instead)
  • phone_number field in transfer configurations (use transfer_destination instead)