Supply instructions after DTMF input

webhook

voiceGather

Request for instructions after DTMF input. Uses Gather action and method when supplied, otherwise the call instruction URL. Preserve Digits as a string. Return TwiML XML.

Form Data

Gather action callback. Uses explicit Gather action URL, otherwise the incoming number VoiceUrl or outgoing CallBackUrl.

CallSid

string

required

Uses incoming CAI or outgoing CAO identifier according to BIncoming. Documented after the SID fix.

AccountSid

string

required

From

string

required

Caller: PhoneNumber for incoming calls, OutgoingVoiceNumber for outgoing calls. BIncoming-based mapping documented.

string

required

Recipient: OutgoingVoiceNumber for incoming calls, PhoneNumber for outgoing calls. BIncoming-based mapping documented.

CallStatus

string

enum

required

Allowed:

ApiVersion

string

enum

required

Allowed:

Direction

string

enum

required

Allowed:

Digits

string

required

Captured DTMF characters. Preserve as a string, including leading zeros and keypad characters.

Headers

X-TextGrid-Signature

string

Base64 HMAC-SHA1 with the account WebhookSecret. GET signs the full requested URL including query parameters once; POST signs the original URL plus the raw body. Apply the documented non-ASCII escaping. See signature-verification.md.

Response

200Response marked successful by these handlers.