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The following models have been removed:
  • Anthropic: claude-opus-4-0 and claude-sonnet-4-0
  • Google Gemini: gemini-2.0-flash-lite
  • Google GenAI: gemini-3.1-flash-lite-preview
  • Mistral AI: pixtral-12b-2409
These models are no longer available. Migrate to the latest versions of these models to continue using them in your Cognigy.AI Agents.
The following models have been deprecated:
  • Azure OpenAI and OpenAI: gpt-5-chat-latest, gpt-4.1-nano
  • Google Gemini: gemini-2.5-flash-lite
  • Amazon Bedrock: amazon.nova-premier-v1:0
  • Mistral AI: mistral-medium-latest
These models will be removed as soon as LLM providers retire them. Before the removal, migrate to the latest versions to continue using them in your Cognigy.AI Agents.
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2026.13.0

Cognigy.AI

Released June 23, 2026

Features

Real-Time Queue Notifications in Salesforce MIAW
Real-time queue notifications are now supported by the Salesforce MIAW handover provider to allow end users to receive real-time updates on their queue position and estimated wait time during handovers to human agents.
Mask and Keep Analytics
The Delete Profile and Deactivate Profile Nodes now support a Mask and Keep Analytics Data option. Instead of permanently deleting a contact’s analytics data, you can keep it with personal details replaced by a hash. Masked sessions remain counted in Analytics dashboards but are hidden from Transcript Explorer and Message Explorer.
New Embedding Models in Google GenAI LLM Provider
Added support for the gemini-embedding-2 model and custom embedding models for the Google GenAI LLM provider, giving you more flexibility in how you configure semantic search and knowledge retrieval in your Cognigy.AI Agents.
API Key Authentication in Webhook Endpoints
Added API key authentication to Webhook Endpoints, ensuring that only authorized sources can trigger your Cognigy.AI Agents.
Attachment Support for NiCE CXone and Webchat v3
Added support for sending and receiving attachments when using the NiCE CXone handover provider with a Webchat v3 Endpoint. End users can now upload files from Webchat v3 and share them with NiCE CXone agents, and can also view file attachments sent by NiCE CXone agents directly in Webchat v3. For more information, refer to NiCE CXone (Integrated) and NiCE CXone (Non-Integrated).

Improvements

  • Improved the httpRequest helper in Transformer functions to respect the configured execution timeout. When a request exceeds the timeout, an error is thrown and logged. The default timeout is 5 seconds and is configurable via TRANSFORMER_FUNCTION_EXECUTION_TIMEOUT_MS

Bug Fixes

  • Fixed the issue where the Flow Transition debug message wasn’t shown in the Interaction Panel when a Go To Node switched Flows
  • Fixed the issue where AI Agent screens became cramped or unusable when the interaction panel or pinned left navigation reduced the available width
  • Fixed the issue where leading or trailing whitespace in an AI Agent’s name was saved and caused knowledge store name validation to fail on document upload
  • Fixed the issue where the Interaction Panel agent selector didn’t update after creating, renaming, or deleting an AI Agent without a page reload
  • Fixed the issue where a Knowledge Store search with no results showed the onboarding wizard instead of an empty list
  • Fixed the issue where slider values of 10,000 or above overflowed the value label across nodes that use a high-range slider, such as the Maximal Tokens field in the LLM Prompt Node. Values of 10,000 or above are now displayed in compact format, for example, 1600016K, 10100 → 10.1K. Smaller values are displayed unchanged
  • Fixed the issue where goals added via the Code Node using analyticsData.completedGoals.push() weren’t reflected in the Tasks Completed count in the Conversations explorer
  • Fixed the issue where the LLM Prompt Node returned a 400 Bad Request error when Gemini complied with a system instruction to produce no output in non-streaming Store in Context mode
  • Fixed the issue where clicking the token search field in the grounding knowledge configuration broke the UI
  • Fixed the issue where streamed AI Agent replies in the Interaction Panel were split across multiple chat bubbles instead of rendering as a single message
  • Fixed the issue where creating an Azure OpenAI connection with baseCustomUrl failed because inactive fields sent unexpected values to the backend
  • Fixed the issue where editing a Flow didn’t clear the Interaction Panel chat history
  • Fixed the issue where hyperlinks in Interaction Panel chat messages weren’t visually distinguished from surrounding text
  • Fixed the issue where the httpRequest helper inside Transformers ignored the Transformer execution timeout, allowing slow HTTP calls to exceed the configured limit
  • Fixed the issue where goals added via a Code Node using analyticsData.completedGoals.push() weren’t reflected in the Tasks Completed count in the Conversations explorer
  • Fixed the issue where Simulator-scheduled runs drifted by 1 hour after DST transitions. Schedules now fire at the configured local time year-round, regardless of daylight saving time changes

Cognigy Voice Gateway

Released June 23, 2026

Improvements

  • Sorted ElevenLabs legacy voices to the bottom of the voice selection list so that non-legacy voices appear first

Bug Fixes

  • Fixed the issue where fallback webhook URIs longer than 64 characters caused a database error. The fallback_webhook_target and fallback_webhook_referred_by columns were widened from 64 to 1,024 characters, and oversized input now returns HTTP 400 with a message identifying the affected column
  • Fixed the issue where a carrier re-INVITE was incorrectly sent for a release-media operation when the session was already in a no-media state, causing a 488 Not Acceptable error
  • Fixed the issue where ElevenLabs voice_settings were reset to an empty object when not specified at the task level in a say or gather verb following a Set Session Config Node. Options now fall back correctly from the task level to the session level and then to credentials
  • Fixed the issue where the Azure speech-to-text session didn’t restart after a recognizer language change mid-call, causing the original locale to persist for the rest of the call after an IVR language switch
  • Fixed the issue where the NOTIFY listener in the SIP REFER task wasn’t removed on all exit paths, which could cause listener leaks when a REFER completed, failed, or returned a non-202 response
  • Fixed the issue where asrTimeout was ignored in continuous ASR mode with Deepgram because an UtteranceEnd event arrived before the final transcript was delivered
  • Fixed invalid regex patterns in LCR (Least Cost Routing) that could cause route lookup to terminate prematurely, leading to incorrect outbound call routing

Cognigy Webchat

Released June 23, 2026

Improvements

  • Updated the Webchat v3 widget to v3.44.0:
    • Added the webchat/close-button analytics event, which fires only when the user closes the chat using the header close button
    • Added the disableMobileScrollLock option to disable host-page scroll locking on mobile

Cognigy Insights

Released June 23, 2026

Bug Fixes

  • Fixed the issue where the Conversations explorer (expert mode) showed an incomplete and incorrectly ordered list of flow transitions for a session, causing some flows to appear missing
  • Fixed the issue where NLU Performance reports with an hourly custom time range bypassed the cache and used an incorrect time window, resulting in inflated or inconsistent counts
  • Fixed the issue where the NLU Performance Top Intents report included conversations at the exact upper boundary of a custom hourly time range, causing counts to be higher than expected
  • Fixed the issue where the Conversation Analyzer scheduler Next run hint didn’t refresh when switching between Daily and Weekly without saving

Infrastructure

Version Compatibility Matrix

The version compatibility matrix was updated for the following Cognigy products:
Last modified on June 23, 2026