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Dialogflow CX: You can now configure an access token name in Dialogflow Messenger to store the end user's authentication when they sign in, and then use it as the bearer token for tool authentication. See the Dialogflow Messenger documentation for more information about enabling this feature.

Data store tools: You can now optimize the RAG performance of data store tools used by Playbooks. See the documentation for details.

Dialogflow CX: New feature Context token limits has been added to Agent Settings > Generative AI. You can use this feature to set a percentage of the token budget to be reserved for conversation history, as a maximum. See the Agent Settings documentation for details.

Dialogflow CX & ES: Dialogflow now supports A-law encoding in addition to Mu-law encoding for input and output audio. A-law and Mu-law are the two available formats in G.711.

Conversational Agents: The gemini-1.5-flash-001 model is generally available (GA) for data store handlers as of August 20, 2024. The gemini-1.5-flash-002 model remains public Preview.

Dialogflow CX: You can now enable security checks to prevent prompt injection attacks. See the documentation for details.

Dialogflow CX & ES: Text-to-speech Journey Voices now supports MULAW output audio_encoding (CX, ES) in addition to LINEAR16. Future updates to Journey Voices will appear in the Cloud Text-to-Speech documentation.

Dialogflow CX & ES: Text-to-Speech Journey Voices will get an update in the week of Sept 3. If you select a journey voice in your agent Text-to-Speech settings (CX, ES), only LINEAR16 output audio_encoding (CX, ES) will be supported starting from Sept 3. This model update will also include slight variations in pauses, tone, and so on of the synthesized journey voices.

Dialogflow CX: You can now configure sensitivity levels of safety filters with respect to different Responsible AI (RAI) categories.

Vertex AI Agents: OpenAPI tool authentication now supports custom client certificates for mutual TLS authentication.

Dialogflow CX: You can now enable consent-based end-user content redaction. If this setting is enabled, it lets you use a special session parameter to control whether end-user input and parameters are redacted from conversation history and Cloud logging. See the agent settings documentation for details.

Vertex AI Agents: Agent apps now provide generative settings for input token limit, output token limit, and temperature.

Dialogflow CX: The gemini-1.5-flash generative model is now available for the generators feature.

Vertex AI Agents: The following new regions are supported by agent apps:

• europe-west1
• europe-west2
• europe-west3
• northamerica-northeast1
• us-west1

The following was incorrectly announced: Dialogflow CX: The gemini-1.5-flash generative model is now available for the generators feature.

Dialogflow CX now offers custom webhook templates for integration with Salesforce. See the webhooks documentation for details.

Data store agents: You can now run self-service evaluation which will assess the quality of your data store agent and recommend changes.

Data store agents: The gemini-1.5-flash generative model is now available for selection in the console.

Dialogflow CX: You can now integrate with Soul Machines to create 3-D avatars.

Vertex AI Agents: OpenAPI tools now support private network access

Vertex AI Agents: OpenAPI tool authentication now supports Bearer Token.

Dialogflow CX: VPC Service Controls now support Cloud Functions and Cloud Run.

Vertex AI Agents: Agent apps now support all languages supported by Vertex AI generative models.

Vertex AI Agents: Agent apps now support the eu multi-region.

Dialogflow CX: You can now access the session ID with built-in parameters.

Dialogflow CX: The following new region is available:

• us: United States multi-region accessed via usa-dialogflow.googleapis.com hostname

Dialogflow CX: The Conversation history API is now available for public preview.

Vertex AI Conversation: You can now create a data store in one language that is connected to an agent that uses different languages.

Dialogflow CX: Language auto detect is now available for chat conversations. You can configure Dialogflow CX to detect an end-user's language and automatically respond in that same language. See the language reference page for a list of languages available for this feature.

Dialogflow CX: Call companion is now generally available with new user interface settings.

Dialogflow CX: Dialogflow CX phone gateway is now generally available.

Vertex AI Conversation: Data stores now support parse and chunk configuration.

Dialogflow CX: You can now enable smart endpointing.

Dialogflow CX: The Override request-level speech model has been added to advanced speech settings. This can be used to override the speech model provided in a runtime API request.

Vertex AI Conversation data stores: Gemini-pro 1.0 is now officially in General Availability. The model includes optimized prompting, delivering enhanced results with minimal latency impact. Please note: prompt optimization is currently focused on English, with other languages to follow.

Dialogflow CX: DTMF for telephony integrations is now available for preview.

Dialogflow CX now provides the offers and deals prebuilt component.

Vertex AI Conversation data store tools now support filter and userMetadata example parameters.

Dialogflow CX request-scoped parameters now supports the $request.user-utterance parameter to reference the end-user utterance.

The following prebuilt components have been added to Dialogflow CX:

• Retail fraud and dispute
• Cancel order
• Return and refund
• Exchange order

Vertex AI Conversation generative agent creation with playbooks is now available for public preview. Try it by following the quickstart.

You can now import and export Dialogflow CX custom entities.

Dialogflow CX channel-specific response messages are now available for the following integrations: Google Chat, LINE, Messenger from Meta, Workplace from Meta, Slack. See the integration documentation for details.

Dialogflow CX text-to-speech settings now have an option for custom voices.

Two new Dialogflow CX prebuilt components are available: retail authentication and order status.

Vertex AI Conversation data stores now support unstructured CSV.

With data store agents, you can now provide a custom summarization prompt.

Dialogflow CX generators has added support for text-bison@002 and gemini-pro models.

Dialogflow CX now allows cancellation of partial response playback.

Vertex AI Conversation has launched generative agents in the Vertex AI Conversation console. Generative agents were previously called playbook agents in the Dialogflow CX console. This feature currently has restricted access.

Vertex AI Conversation: You can now select the generative model for data store agents.

Dialogflow CX now provides a new integration for Workplace from Meta.

Three new Dialogflow CX generative prebuilt agents are now available. These prebuilt agents are built on playbooks and provide use cases for Department of Motor Vehicles, retail, and travel.

Dialogflow CX and data store agents now support Customer-Managed Encryption Keys (CMEK) in GA. In order to use CMEK, you must contact your Google account team to request access.

The Speech-to-Text API used by Dialogflow now supports two new speech models for the en and en-us language tags: telephony and telephony_short. The two models are customized to recognize audio that originates from a phone call and corresponds to the most recent versions of the existing phone_call model. For more details, see Dialogflow CX speech models and Dialogflow ES speech models.

Dialogflow CX answer feedback is now generally available (GA) and has new configurations in Dialogflow Messenger, conversation history, and BigQuery export.

Data store agents now support additional languages and regions.

Dialogflow CX now supports the DIVIDE and MULTIPLY system functions.

Dialogflow CX has added the following prebuilt components:

• Account balance

• Account statement

• Alphanumeric collection

• Arrange appointment

• Authentication

• Credit card enrollment

• Credit card statement

• Disputes

• Financial services steering

• Lock card

• Lost and stolen card

• Make a payment

• Open account

• Transaction history

Dialogflow CX generative feedback now supports more languages.

Dialogflow CX launched generative playbooks with restricted access.

Dialogflow CX speech adaptation can now be configured manually.

Dialogflow CX launched two new integrations in preview:

• Google Chat
• Slack

Dialogflow CX now provides the call companion feature in preview, which provides a mobile-based user interface that supplements a phone call with an agent.

Dialogflow CX intent import/export and training phrase import/export are now generally available.

Dialogflow CX has added the FILTER system function.

Dialogflow CX flow export now exports flows recursively.

Dialogflow CX generative features are now GA and publicly available:

• Generative AI agents
• Generators
• Generative fallback
• Generative personalization

Dialogflow CX answer feedback is now GA, but access is limited and must be requested.

Dialogflow CX Messenger has been redesigned and is now GA. This new version of the integration replaces the old version, which has been renamed Legacy Dialogflow Messenger. The old version is now deprecated, and it is recommended that all users of the old version migrate to the new version.

Dialogflow CX route groups can now be flow-level or agent-level.

Google has open sourced the following Dialogflow CX integrations:

• Azure Bot Service & Microsoft Teams
• Discord
• Google Chat
• ServiceNow
• Slack
• Spark
• Telegram
• Twilio
• Twitter
• Viber

Dialogflow CX conversation history has added two new views: flow analysis table and flow analysis graph.

Dialogflow CX analytics has been reimplemented to provide all new views and metrics. The old views have been renamed legacy analytics.

Dialogflow CX now provides intent suggestions.

Dialogflow CX now provides a split intents feature.

Dialogflow CX now provides a compare and merge intents feature.

Dialogflow CX now provides a timeout-based end of speech sensitivity setting.

Dialogflow CX has added a new prebuilt component for feedback.

Dialogflow CX has launched three new generative AI features. These features are generally available (GA), but access is limited and must be requested:

• Generative AI agent
• Generators
• Generative fallback

Also see the blog post announcing these features.

Dialogflow CX now supports speech recognition model selection.

Dialogflow CX conversation history has been promoted from Preview to GA (generally available).

Dialogflow CX now provides prebuilt components, which are prebuilt flows that handle common scenarios and accelerate agent development.

The following Dialogflow CX features have been promoted from Preview to GA (generally available):

• GitHub export/restore
• Interaction logging export to BigQuery

Dialogflow CX now supports flow scoped parameters.

Dialogflow CX has added the following system functions:

• IS_CREDIT_CARD_NUMBER
• IS_DATE
• IS_FUTURE_DATE
• IS_PAST_DATE
• IS_PHONE_NUMBER
• NESTED_FIELD
• ROUND
• TO_OBJECT
• TO_PHONE_NUMBER
• UPPER

Dialogflow CX now provides the ADD_DATE system function.

Dialogflow CX now supports intent import/export and training phrase import.

Dialogflow CX now supports flexible webhooks, where you can define the request HTTP method, request URL parameters, and fields of the request and response messages.

Dialogflow CX now provides the TO_NUMBER system function.

Dialogflow CX sentiment analysis now supports all regions supported by Dialogflow CX and over 70 new languages.

Dialogflow CX now provides a setting for choosing the voice for speech synthesis.

Dialogflow CX added regional support for some system entities. The following system entities:

• @sys.person
• @sys.address
• @sys.geo-city
• @sys.geo-country
• @sys.geo-state

are now available in the following regions for English (en), French (fr), Italian (it), German (de), and Spanish (es) languages:

• europe-west1
• europe-west2
• europe-west3
• northamerica-northeast1

Dialogflow CX now provides flow import options for resolving resource conflicts.

Dialogflow CX now provides channel-specific responses.

Dialogflow CX now provides custom payload templates.

Dialogflow CX now supports the MATCH system function.

Dialogflow CX now supports flow export to diagram in the draw.io XML format.

Dialogflow CX now supports interaction logging export to BigQuery.

Dialogflow CX added sentiment analysis support in the following regions for English (en), French (fr), Italian (it), German (de), and Spanish (es) languages:

• asia-southeast1
• europe-west1
• europe-west2
• europe-west3
• northamerica-northeast1

Dialogflow CX now integrates with GitHub. This integration makes it easy to export your agent to JSON for a push to GitHub, and to pull from GitHub for an agent restore.

Dialogflow CX agents can now be exported to JSON.

The following languages are now GA (generally available) for Dialogflow CX:

• Bulgarian (bg)
• Catalan (ca)
• Croatian (hr)
• Czech (cs)
• Greek (el)
• Hebrew (iw)
• Hmong (hmn)
• Hungarian (hu)
• Serbian (sr)
• Slovak (sk)
• Somali (so)

Dialogflow CX now provides a telephony integration with Twilio

Dialogflow CX Advanced NLU now supports automatic training.

Dialogflow CX now provides a conversation history tool, which can be used to browse, filter, and analyze production conversations.

Dialogflow CX now provides new client libraries for C++, C#, and Go.

Dialogflow ES now provides a new client library for C++.

The Dialogflow CX search feature is now GA (generally available).

Dialogflow CX now supports version-specific webhooks.

Dialogflow CX now supports fine-grained webhook errors for built-in events.

Dialogflow ES has added preview support for the following languages:

Afrikaans, Albanian, Amharic, Armenian, Azerbaijani, Basque, Belarusian, Bosnian, Bulgarian, Catalan, Cebuano, Chichewa, Corsican, Croatian, Czech, Esperanto, Estonian, Frisian, Galician, Georgian, Greek, Gujarati, Haitian Creole, Hausa, Hmong, Hungarian, Icelandic, Igbo, Irish, Javanese, Kannada, Kazakh, Khmer, Kinyarwanda, Kurdish, Kyrgyz, Latin, Latvian, Lithuanian, Luxembourgish, Macedonian, Malagasy, Malayalam, Maltese, Maori, Mongolian, Nepali, Oriya/Odia, Punjabi, Samoan, Scots Gaelic, Serbian - Cyrillic, Serbian - Latin, Sesotho, Shona, Slovak, Slovenian, Somali, Sundanese, Swahili, Tajik, Tatar, Turkmen, Uzbek, Welsh, Xhosa, Yoruba, Zulu

Dialogflow CX now supports Access Transparency logging of Google personnel access to Dialogflow data.

Dialogflow CX now provides a setting to lock agent editing.

Dialogflow CX system functions have new list-related functions: APPEND, GET, and REMOVE.

Dialogflow CX has a new agent design best practices guide.

Dialogflow CX now provides an IDENTITY system function, which is useful to copy a composite parameter object in a parameter preset field.

Dialogflow CX auto sync for agent collaboration is now GA (generally available).

Dialogflow CX change history is now GA (generally available).

The Dialogflow CX simulator now allows you to specify flow versions when interacting with the simulator.

Dialogflow CX now supports the asia-southeast1 (Jurong West, Singapore) and europe-west3 (Frankfurt, Germany) regions.

The Dialogflow CX simulator now provides page lifecycle navigation to help you understand the execution steps taken for each conversational turn.

Dialogflow CX Phone Gateway now supports call transfer.

Dialogflow CX webhooks now support custom CA certificates.

Dialogflow CX now supports agent backup.

Preview launch of the following languages in Dialogflow CX:

Afrikaans, Amharic, Azerbaijani, Belarusian, Bulgarian, Bosnian, Catalan, Cebuano, Corsican, Czech, Welsh, Greek, Esperanto, Estonian, Basque, Persian, Frisian, Irish, Scots Gaelic, Galician, Gujarati, Hausa, Hebrew, Hmong, Croatian, Haitian Creole, Hungarian, Armenian, Igbo, Icelandic, Javanese, Georgian, Kazakh, Khmer, Kannada, Kurdish, Kyrgyz, Latin, Luxembourgish, Lithuanian, Latvian, Malagasy, Maori, Macedonian, Malayalam, Mongolian, Maltese, Nepali, Chichewa, Odia, Punjabi, Pashto, Kinyarwanda, Sindhi, Slovak, Slovenian, Samoan, Shona, Somali, Albanian, Serbian, Sesotho, Sundanese, Swahili, Tajik, Turkmen, Tatar, Uyghur, Urdu, Uzbek, Xhosa, Yiddish, Yoruba, Zulu

Dialogflow ES V2 API now supports regionalization.

Dialogflow CX change history is now available from the API.

Dialogflow CX now provides a continuous testing and deployment preview feature.

Dialogflow CX has a new feature for side-by-side flow version comparison.

GA (general availability) launch of the following languages in Dialogflow CX:

• Arabic
• Bengali
• Filipino
• Finnish
• Malay
• Marathi
• Romanian
• Sinhala
• Tamil
• Telugu
• Vietnamese

GA (general availability) launch of the following languages in Dialogflow ES:

• Bengali
• Filipino
• Finnish
• Malay
• Marathi
• Romanian
• Sinhala
• Tamil
• Telugu
• Vietnamese

Dialogflow CX GA (generally available) launch of Experiments to compare the performance of flow versions to a control version while handling live traffic.

In Dialogflow CX, you can now use the Search feature (Preview launch) to search, filter, and access the core resources within an agent.

In Dialogflow CX, you can now use the sys.long-utterance built-in event to handle user queries exceeding the maximum length (256 characters).

The Dialogflow ES API now provides methods for managing versions and environments.

Dialogflow CX now supports the asia-south1 (Mumbai) region.

New System functions are now available in Dialogflow CX.

Preview launch of the Dialogflow ES Twilio telephony integration.

Preview launch of the following languages in Dialogflow ES:

• Bengali
• Filipino
• Finnish
• Malay
• Marathi
• Romanian
• Sinhala
• Tamil
• Telugu
• Vietnamese

Preview launch of Change history and Auto sync in Dialogflow CX.

Dialogflow CX now supports the us-west1 (US, Oregon) region.

Preview launch of the Dialogflow CX Phone Gateway integration.

Preview launch of the Voximplant integration for Dialogflow CX.

Preview launch of the Facebook Messenger integration for Dialogflow CX.

Preview launch of the LINE integration for Dialogflow CX.

Preview launch of the following languages in Dialogflow CX:

• Arabic
• Bengali
• Filipino
• Finnish
• Malay
• Marathi
• Romanian
• Sinhala
• Tamil
• Telugu
• Vietnamese

Dialogflow now supports VPC Service Controls for both CX and ES agents.

Dialogflow ES now supports the europe-west1 (Belgium) region.

Several new Dialogflow CX prebuilt agents have been launched. All of these prebuilt agents only support English at this time. The complete list of pre-built agents is currently:

• Financial services agent (new)
• Healthcare agent
• Order and account management agent
• Payment arrangement agent
• Small talk agent (new)
• Telecommunications agent (updated)
• Travel: baggage claim agent (new)
• Travel: car rental agent
• Travel: flight information agent

Dialogflow CX conditions now support sentiment.

Dialogflow CX beta launch of Experiments to compare the performance of flow versions to a control version while handling live traffic.

Dialogflow CX system entities can now be extended.

GA (general availability) launch of Dialogflow CX.

CX Regionalization expanded to multiple regions globally.

CX Analytics for agent activity statistics.

CX Prebuilt agents for common agent use cases.

CX Customer-managed encryption keys (CMEK) to manage your own Dialogflow data encryption keys.

CX Security settings to control data redaction and data retention.

CX DTMF input for telephony partner integrations.

CX Parameter redaction to redact end-user parameter data from logs.

The Dialogflow CX test cases feature is now launched and documented.

The Dialogflow Messenger integration is now implemented for Dialogflow CX.

Agent Validation is now implemented for Dialogflow CX.

Dialogflow CX now supports the same languages as Dialogflow ES.

Beta launch of Dialogflow CX. Dialogflow CX provides a new way of designing agents, taking a state machine approach to agent design. This gives you clear and explicit control over a conversation, a better end-user experience, and a better development workflow.

Beta launch of regionalization and data residency.

GA (general availability) launch of mega agents.

Beta launch of the Facebook Workplace integration.

Beta launch of Dialogflow Messenger. This new integration provides a customizable chat dialog for your agent that can be embedded in your website.

The Dialogflow Console has been upgraded with an improved Analytics page (Beta) that provides new metrics and data views.

Beta launch of a one-click integration with the Voximplant telephony partner:

GA (general availability) launch of auto speech adaptation.

Beta launch of a one-click integration with a new telephony partner:

• Avaya

Beta launch of one-click integrations with two telephony partners:

• AudioCodes
• SignalWire

GA (general availability) launch of versions and environments.

GA (general availability) launch of agent validation.

You can now update fulfillment settings with the API. For more information, visit the agent reference and click the link for your protocol or client library language.

Beta launch of mega agents to combine multiple sub-agents agents into a single mega agent.

You can now use Mutual TLS authentication to ensure that webhook traffic is both secure and trusted.

You can now create session entities with fulfillment.

You can now disable automatic agent training. See the ML settings for details.

Beta launch of Agent Validation to check your agent for quality and correctness.

You can now use System entity extension to extend system entities with custom values.

You can now use Regexp entities to provide regular expressions for matching entities.

You can now use Fuzzy matching to allow flexibility with word ordering for multi-word entities.

Beta launch of Auto speech adaptation to improve the speech recognition accuracy of your agent.

You can now create and update agents with the API. See the Agents type reference.

GA (general availability) launch of Speech response.

GA (general availability) launch of Sentiment analysis.

All REST command line samples in documentation now include both curl (Linux, macOS) and PowerShell (Windows) commands.

Integration with Hangouts Chat is now supported.

The new @sys.person system entity has been added to all languages except Portuguese and Ukrainian. It is used for given names, last names, or their combinations. You should start using @sys.person instead of the existing @sys.given-name and @sys.last-name system entities.

Added support for Polish, including new system entities and pre-defined follow-up intents.

Added support for Turkish, including new system entities and pre-defined follow-up intents.

Added zh-TW machine learning support.

The Dialogflow Enterprise Edition Plus pricing plan is now available. See Editions for details.

Beta launch of Adding Speech Response to Detect Intent Requests

Beta launch of Adding Sentiment Analysis to Detect Intent Requests

Beta launch of Knowledge Connectors

Beta launch of Telephony Gateway

Beta launch of Data Logging and Enhanced Speech Models

Beta launch of Automatic Spell Correction

The Versions and Environments beta feature has launched.

You can now enable and view Stackdriver logs for your fulfillment.

When a phrase is matched to an intent when it shouldn't be, you can now designate it as a negative example and add it to the Default Fallback Intent.

The following geography system entities have been added to pt-BR, Nl, Ko, Hi, Id, Th, No, Sv, and Da languages: @sys.geo-country, @sys.geo-city, and @sys.geo-capital.

We added additional system entities for the following languages:

• Hindi (hi)
• Thai (th)
• Indonesian (id)
• Swedish (sv)
• Danish (da)
• Norwegian (no)

We added additional support for these languages:

• Hindi (hi)
• Thai (th)
• Indonesian (id)
• Swedish (sv)
• Danish (da)
• Norwegian (no)

We added ML support for these languages:

• Brazilian Portuguese (br-PT)
• Korean (ko)
• Dutch (nl)

We added new prebuilt agents: banking, easter egg, mobile account, and online shopping

Dialogflow Beta release.