STEP 1
Connect Cartesia and OpenRouter
Save credentials in WEXTL once. We store them encrypted and reuse the authorization across every workflow [3]. No coding or API skills required.
Cartesia and OpenRouter Integration
Connect Cartesia and OpenRouter to automate ai workflows. Trigger events from one app, run actions in the other and use AI to make smart decisions. Integrate apps in 3 simple steps - no code required.
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Learn about Cartesia and OpenRouter
Detailed info you need to know about Cartesia and OpenRouter integrations in WEXTL. Explore which modules apps support and how you connect them.
Cartesia
Voice AI — Sonic text-to-speech, Ink speech-to-text, voice clone, and Line agents (calls, batches, phone numbers, knowledge base). [5]
OpenRouter
A unified API for hundreds of AI models from many providers. [6]
How to connect Cartesia to OpenRouter
Set up your Cartesia and OpenRouter integration in 3 simple steps [2] — no coding required. Up to 10 minutes setup.
STEP 2
Build a workflow
Paste selected Cartesia and OpenRouter nodes onto the canvas [4], or describe what you want and WEXTL wires the flow together with AI Builder.
STEP 3
Map your data
Choose which fields need to sync between Cartesia and OpenRouter. Use filters or leverage a JS custom code step in between — everything is on the canvas.
How does the integration between Cartesia and OpenRouter work in WEXTL?
WEXTL exposes actions and triggers for Cartesia and OpenRouter that help you connect apps and automate repetitive tasks [1]. A trigger is an event that happens, an action — a step that performs when the event has occurred.
Cartesia triggersOpenRouter actions
Cartesia modules
- Add Metric to AgentAttaches an evaluation metric to an agent.
- Bulk Create DocumentsCreates up to 100 knowledge base documents in a single request.
- Cancel CallCancels an in-progress call.
- Cancel Call BatchCancels a call batch. In-flight calls finish before the batch is cancelled.
- Clone VoiceClones a voice from an audio clip.
- Create Call BatchCreates an outbound call batch. Supports up to 5,000 recipients.
- Create DatasetCreates a fine-tuning dataset.
- Create DocumentCreates a knowledge base document. Content is JSON text (not a file upload), capped at 1 MB.
- Create Fine-TuneStarts a new fine-tune job.
- Create FolderCreates a knowledge base folder. Maximum 3 levels of nesting.
- Create MetricCreates a new agent evaluation metric.
- Create Organization InviteSends invites to one or more emails. All-or-nothing. Rate limited to 10 requests per hour. Requires an admin key.
- Create Outbound CallInitiates one or more outbound calls immediately. Tip: max one call per second to avoid hitting the concurrency limit.
- Create Pronunciation DictionaryCreates a new pronunciation dictionary.
- Create ProviderConnects a Twilio account or SIP trunk as a phone number provider.
- Create WebhookCreates a new webhook endpoint.
- Delete AgentPermanently deletes an agent.
- Delete Call DataRedacts transcript, audio, and logs for a completed or failed call.
- Delete DatasetPermanently deletes a dataset.
- Delete Dataset FileRemoves a file from a dataset.
- Delete DocumentPermanently deletes a document.
- Delete FilePermanently deletes a file.
- Delete Fine-TunePermanently deletes a fine-tune job.
- Delete FolderPermanently deletes a folder.
- Delete MetricDeletes a metric. Detaches from all agents; existing results are retained.
- Delete Organization InviteCancels a pending invite. Requires an admin key.
- Delete Phone NumberRemoves a phone number.
- Delete Pronunciation DictionaryPermanently deletes a pronunciation dictionary.
- Delete ProviderRemoves a phone number provider.
- Delete VoicePermanently deletes a voice.
- Delete WebhookDeletes a webhook endpoint.
- Download Call AudioDownloads the WAV recording of a call.
- Download FileDownloads the raw binary content of a file.
- Export Metric ResultsExports metric results as a CSV file. Capped at 100,000 rows.
- Generate Infill AudioGenerates audio that fills a gap between two audio clips.
- Generate SpeechConverts text to speech and returns binary audio bytes.
- Generate Speech (SSE)Streams text-to-speech audio as Server-Sent Events.
- Get AgentReturns details for a single agent.
- Get Agent UsageReturns agent usage bucketed by time interval. Requires an admin key.
- Get API KeyReturns metadata for a single API key. Requires an admin key.
- Get API StatusReturns the current API status and version. No authentication required.
- Get CallReturns details for a single call.
- Get Call BatchReturns details for a single call batch including recipients.
- Get Call LogsReturns structured logs for a call.
- Get Credit UsageReturns credit usage bucketed by time interval. Requires an admin key.
- Get DatasetReturns details for a single dataset.
- Get DeploymentReturns details for a single deployment.
- Get DocumentReturns a single document with full content.
- Get File InfoReturns metadata for a single file.
- Get Fine-TuneReturns details for a single fine-tune job.
OpenRouter modules
- Activate a Private EndpointMakes a validated draft endpoint start receiving traffic (management key only).
- Add Keys to a GuardrailAssigns API keys to a guardrail (management key only).
- Add Members to a GuardrailAssigns organization members to a guardrail (management key only).
- Add Workspace MembersAdds organization members to a workspace (management key only).
- Copy Secrets to an InternCopies workspace secrets to one intern (Intern API access only).
- Create a BatchSubmits many requests to run together in the background.
- Create a BYOK KeyAdds one of your own provider keys to a workspace (management key only).
- Create a CompletionSends a conversation to a model and returns its reply.
- Create a GuardrailCreates a guardrail that limits models, providers, spend or content (management key only).
- Create a MessageSends messages to a model in the Anthropic message format and returns its reply.
- Create a Preset from a Chat RequestSaves the settings of a chat request as a new preset or a new version of one.
- Create a Preset from a Message RequestSaves the settings of a message request as a new preset or a new version of one.
- Create a Preset from a Response RequestSaves the settings of a response request as a new preset or a new version of one.
- Create a Private EndpointCreates a private endpoint as a draft (management key only).
- Create a RerankingRanks a list of documents by how well they match a query.
- Create a ResponseGenerates a model response from text or structured input.
- Create a SCIM Group MappingLinks a directory group to a workspace with a role (management key only).
- Create a SCIM Sync JobStarts a directory sync (management key only).
- Create a System One RequestSends content and questions to a System One model and returns its answers.
- Create a TranscriptionTurns an audio file or an audio link into text.
- Create a Transcription from Audio Link or DataTurns an audio link or base64 audio text into text, with key terms and timestamp options.
- Create a VideoStarts a video generation job and returns its job ID.
- Create a WorkspaceCreates a workspace (management key only).
- Create an API KeyCreates a new API key and returns it once (management key only).
- Create an External UserRegisters an end-user ID for tracking (management key only).
- Create an ImageGenerates one or more images from a text prompt.
- Create an Observability DestinationAdds a place for OpenRouter to send traces to (management key only).
- Create EmbeddingsTurns text into embedding vectors.
- Create Generation FeedbackSends feedback about a generation you made (management key only).
- Create SpeechTurns text into spoken audio and returns the audio as a file.
- Delete a BatchDeletes a finished batch and its stored results.
- Delete a BYOK KeyDeletes a BYOK key (management key only).
- Delete a FileDeletes an uploaded file permanently.
- Delete a GuardrailDeletes a guardrail (management key only).
- Delete a Private EndpointDeletes a private endpoint and stops routing to it (management key only).
- Delete a SCIM Group MappingDeletes a group mapping (management key only).
- Delete a Vault SecretDeletes a workspace secret (Intern API access only).
- Delete a WorkspaceDeletes a workspace (management key only).
- Delete a Workspace BudgetRemoves the budget of one interval (management key only).
- Delete an API KeyDeletes an API key (management key only).
- Delete an External UserDeactivates a registered end-user ID and keeps the ID on record (management key only).
- Delete an Intern SecretDeletes a secret stored for one intern (Intern API access only).
- Delete an Observability DestinationDeletes a destination (management key only).
- Disable a Private EndpointStops traffic to an active endpoint without deleting it (management key only).
- Download a Container FileDownloads a file from a container.
- Download a FileDownloads a file's content.
- Download a VideoDownloads a finished video as a file.
- Enable a Private EndpointResumes traffic to a disabled endpoint (management key only).
- Get a BatchReturns a batch with its status and, once finished, its results.
- Get a BYOK KeyReturns the settings of one BYOK key, never the key itself (management key only).
Frequently asked questions
Common questions about connecting Cartesia and OpenRouter.
Connect your Cartesia and OpenRouter accounts once, pick a trigger in one app and an action in the other, then map the fields so data flows automatically between them. [3]
Example: when Cartesia's "Watch Events" fires, WEXTL can "Activate a Private Endpoint" in OpenRouter. Cartesia has 2 triggers (including Watch Events and Watch Metric Results); OpenRouter has 135 actions (including Activate a Private Endpoint, Add Keys to a Guardrail, and Add Members to a Guardrail). Add filters and transforms between steps when you need them. [1]
Yes — the integration works in both directions. Use each app's triggers to start a workflow and the other app's actions to update it. [2]
No. Cartesia-to-OpenRouter automations are built visually on the canvas. You can optionally add custom JavaScript with Functions when you need advanced logic. [4]
Yes. Trigger-based automations start the moment Cartesia (or OpenRouter) fires a new event — webhook-backed apps run within seconds, and polling-only apps re-check on a schedule you control. [7]
A first automation typically takes 5–10 minutes: connect each app's credential once, drop a trigger + action onto the canvas, map the fields, and turn the workflow on.
You can build your Cartesia + OpenRouter automation on a 3-day trial with every feature unlocked. Cancel anytime. For your protection, a small deposit is charged to your card when your trial starts. It counts toward your first payment and is non-refundable. [8]
References
List of sources used to gather information about the Cartesia and OpenRouter integration.
- Cartesia and OpenRouter integration source code, module specs and credentials implementation.
- Our Cartesia and OpenRouter integration documentation, structured input and output parameters, scopes, and authentication methods.
- Official vendor API documentation for Cartesia and OpenRouter — used to verify field meanings, authentication flows, and anything our own specs don't fully capture.
- WEXTL® visual workflow builder, anonymized data from our technical support team.
- Cartesia integration information
- OpenRouter integration information
- WEXTL® Scheduling
- WEXTL® Pricing and Trial
- WEXTL® Apps Library