Connector library

Implemented source Voice, SMS & Messaging

Twilio+ connector.

Generate TwiML for voice and messaging flows, send SMS/MMS, place and route calls, play audio, collect speech or keypad input, and manage call transcription.

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Connector download

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Versioned ZIP for your CXFabric tenant.

Use this connector in a flow

Register the ZIP in your tenant, or add a new version if the connector is already installed.
Create or select a credential if the action requires one.
In a Draft flow, add an available action, choose its version, connect it, and map inputs.
Test the step and flow; review output and failures before activation.

See readme.md in the ZIP for settings and limitations.

Version: 4.9
Release: 2026-10-17
Package: Implemented source
Schema credentials: Basic auth
Package size: 133 KB
SHA-256: 2d803722175213f05b948bc55b264f5fd12f4056389a625fb9e55c07e150d714
Notes: Read release notes

Included in this version

Included actions

Implemented in v4.9. Use a separate flow trigger; no webhook trigger is included.

Prompt voice caller - manual configuration

Generate a voice prompt with configured speech/keypad collection, audio and redirect behavior.

Prompt voice caller - programmatic configuration

Generate the same voice prompt using mapped flow values.

Immediate acknowledgement of caller input

Generate an immediate acknowledgement and subsequent flow redirection.

Respond to or forward inbound SMS message

Generate an inbound SMS response or forwarding TwiML, optionally with media.

Hang up current voice call

Generate TwiML to hang up the current voice call.

Render audio file in a voice call

Generate TwiML to play an audio URL with the configured repeat count.

Send SMS message to phone number

Submit an outbound SMS/MMS request to the account Messages API.

Transfer call - programmatic configuration

Generate transfer TwiML with destinations, announcements and optional callback URLs.

Transcribe a call

Start transcription on an existing call through the account Calls API.

Stop transcript

Submit a transcription stop request for the supplied call and transcription identifiers.

Make an outbound call, optionally connect a second party

Submit an outbound Calls API request, optionally connecting a second party and requesting transcription.

Connect inbound voice call to another party, optionally transcribe call

Generate TwiML for routing an incoming call to another party, optionally using caller classification and transcription.

Establish inbound call as transcription call leg in a conference or bridged into an ongoing voice call

Generate TwiML for an inbound transcription leg, conference or bridge.

Vendor API

API and access

Vendor API documentation Vendor website

Implementation considerations

Voice and messaging TwiML: Generate prompts, speech/keypad collection, audio playback, hangup, transfers and inbound SMS replies or forwarding.
Calls and messages: Submit SMS/MMS and outbound calls, and generate routing, bridging and conference TwiML.
Call transcription: Start or stop a call transcription and generate inbound transcription-leg routing.
This is the existing version 4.9 connector, published without executable or schema changes. Preserve component ID twilioConnectorPlus and UUID 044f0264-20ba-47f6-9b90-3f4c9ae429ae. An existing 4.9 installation does not need a functional upgrade.
TwiML-generating actions require the receiving application or CXFabric flow to return the generated XML to Twilio. Generating XML alone does not place a call or send a message.
REST actions use a CXFabric Basic Auth credential with an API key SID and secret, plus a separate target Account SID where requested. TwiML actions generally do not need a Twilio credential.
Result shapes remain action-specific: promptXml, twiMl or the existing success/message wrapper. Inspect the selected result before reporting success. Some validation paths return success: false; other failures can throw.
REST requests use the existing 10-second timeout, while optional caller-classification requests use 30 seconds. Reconcile uncertain call/message submissions before retrying; no idempotency guarantee is provided.
Keep debug disabled for sensitive flows. The existing runtime can log call, message, media and callback data. Receiving applications own webhook verification, authorization and callback processing.
Phone-number provisioning, number inventory, balance and usage reporting are supplied by the separate Twilio Admin connector. Flex management is outside this package.
Package, identity, JavaScript syntax and preservation checks passed. This publication does not claim new hosted import or live API validation.

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