## Documentation Index

Fetch the complete documentation index at: [/llms.txt](https://docs.cognigy.com/llms.txt)

Use this file to discover all available pages before exploring further.

As of April 2, 2024, several Microsoft Azure OpenAI API versions are deprecated. For more information, read [Retiring soon](https://learn.microsoft.com/en-us/azure/ai-services/openai/api-version-deprecation#retiring-soon). Ensure that you do not use these versions. If you are using them, switch to the latest API versions before the retirement date.

With the 4.71 release, DNS names for Agent Copilot will change. If you have an on-premises installation, refer to the [migration guide](https://docs.cognigy.com/agent-copilot/installation/migration/agent-copilot-new-dns-names-migration/).

## 4.73.2

### Cognigy Voice Gateway

**Released** May 7, 2024

#### Bug Fixes

- Fixed the issue where enabling Barge In could cause incorrect transcriptions to arrive later in a call
- Removed trailing silence trimming from Microsoft TTS to fix delays during calls. This trimming is no longer needed in recent versions and might cause issues
- Disabled the precache audio feature due to potential issues it may cause

### Infrastructure

#### Cognigy Voice Gateway

- Disabled the environment variable `VG_TTS_TRIM_SILENCE` by default: `.Values.featureServer.trimTts: false`
- Changed the default value of `.Values.featureServer.preCacheAudio` to `false`

## 4.73.1

### Cognigy.AI

**Released** April 11, 2024

#### Improvements

- Improved stability by redesigning the logic for the Salesforce handover provider

### Cognigy Live Agent

**Released** April 8, 2024

#### Bug Fixes

- Fixed the issue where the Supervisor Overview Report always showed 0 conversations in the Created or Queued statuses

### Cognigy Voice Gateway

**Released** April 11, 2024

#### Bug Fixes

- Fixed race condition in AWS Polly transcription: resolved an issue where concurrent `start transcribe` requests could lead to unexpected behavior
- Fixed the issue where the order of events for the `bsearch` algorithm was incorrect, potentially causing data corruption on startup

### Infrastructure

**Released** April 10, 2024

#### Voice Gateway

- Added the environment variable `ANCHOR_MEDIA_ALWAYS` to the `feature-server` StatefulSet and Deployment. It can be enabled via `.Values.featureServer.anchorMediaAlways: true`. Default is `false`
- Changed the image of `freeswitch-mrf` to `4.69.1`

## 4.73.0

### Cognigy.AI

**Released** April 2, 2024

#### Improvements

- Enabled [color selection](https://docs.cognigy.com/webchat/v3/configuration#colors) for multiple new colors in the Webchat Layout section within Webchat v3 Endpoints
- Added the option to [specify other logos and titles](https://docs.cognigy.com/webchat/v3/configuration#webchat-layout) for the message header in the Webchat Layout section within Webchat v3 Endpoints
- Implemented the option to create a [Web Page](https://docs.cognigy.com/ai/agents/develop/knowledge-ai/knowledge-source/text-formats/web-page) source type using the Knowledge AI wizard
- Added the [Error Handling](https://docs.cognigy.com/ai/agents/develop/node-reference/service/llm-prompt) section to the LLM Prompt Node
- Added the capability to use [new Anthropic models](https://docs.cognigy.com/ai/agents/develop/gen-ai-and-llms/model-support-by-feature)
- Added the capability to override the model version in [Custom Model Options](https://docs.cognigy.com/ai/agents/develop/node-reference/service/llm-prompt) within the LLM Prompt Node. For example, you can overwrite the Legacy Anthropic model with a new one
- Improved the tooltip description for the [STT Hints parameter](https://docs.cognigy.com/ai/agents/develop/node-reference/voice/voice-gateway/parameter-details) in the Set Session Config Node
- Improved the translation of Agent Copilot sentiment tiles based on the Flow execution language
- Improved the HTTP Request Node by adding [Timeout](https://docs.cognigy.com/ai/agents/develop/node-reference/service/http-request) and [Retry Attempts](https://docs.cognigy.com/ai/agents/develop/node-reference/service/http-request) fields
- Added the UI Preferences section to the Agent Copilot Tile Nodes. Now you can modify fonts for the Agent Copilot [Plug-and-Play](https://docs.cognigy.com/agent-copilot/configure/nodes) widgets
- Updated Demo Webchat v2 to version 2.59.1

#### Bug Fixes

- Fixed the issue where the Chat mode in the LLM Prompt Node would cause a trim error when using Voice Gateway
- Fixed the issue where users were frequently logged out of Cognigy when utilizing OIDC (OpenID Connect) Single Sign-On (SSO) authentication
- Fixed the issue where JWT was exposed in the URL during WebSocket connections for the Interaction Panel
- Fixed the issue where the configured background image for Demo Webchat v3 was not displayed
- Fixed the issue where the grain property was sometimes missing in English date Slots
- Fixed the issue where English Date slots with the pattern `from 1:00 PM for three hours` were not recognized correctly
- Fixed the issue where the Copilot: Knowledge Tile was not rendering in some scenarios
- Fixed the issue where `Hi` was mistakenly displayed in the initial render of the Copilot: Knowledge Tile
- Fixed the issue where channel outputs could become corrupted when the ‘Always remove No-Translation Markers’ setting was enabled in Azure Bot Services
- Fixed the issue where the Expiration Value fields in the Management UI allowed values greater than the maximum value
- Fixed the issue where the `entrypoint` and `disabled` properties were ignored during the export and import of Intents
- Fixed the issue where the style configuration for Adaptive Cards was not displayed correctly
- Fixed the issue where the form data from the Agent Copilot adaptive card was occasionally not sent to Cognigy.AI as a postback action
- Fixed the issue where handover was inconsistent and causing problems due to internal cache enabled

### Cognigy Insights

**Released** April 2, 2024

#### Bug Fixes

- Fixed an issue where the Contains Step filter value in the Transcript Explorer was empty in some cases

### Cognigy Live Agent

**Released** April 2, 2024

#### Improvements

- Implemented customization of Live Agent user session duration through the `AUTH_TOKEN_LIFESPAN` environment variable

#### Bug Fixes

- Fixed the issue where a human agent was unable to interact with Agent Copilot inlined messages until the actual message was marked as read
- Fixed the issue where forwarded Agent Copilot messages were not cleared from the reply box when the conversation changed
- Fixed the issue where attachments from WhatsApp were not listed on the Attachments page
- Fixed the issue where the Auto Resolve Action setting, with a value set to less than 5 minutes, was executed later than expected
- Fixed the issue where human agents were unable to log in to Live Agent under a high load when automatic assignment was enabled
- Fixed the issue where the activity message displayed the wrong assignee based on availability

### Infrastructure

#### Version Compatibility Matrix

The version compatibility matrix was updated for the following Cognigy products:

- [Cognigy.AI, Insights, and Agent Copilot](https://docs.cognigy.com/ai/administer/installation/version-compatibility-matrix)
- [Live Agent](https://docs.cognigy.com/live-agent/installation/deployment/version-compatibility-matrix)
- [Cognigy Voice Gateway](https://docs.cognigy.com/voice-gateway/installation/version-compatibility-matrix)

Last modified on November 20, 2025