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MoreVoiceDevelopers

List a campaign's contacts

GET
/campaigns/{id}/contacts
import { createClient, createResources } from "@morevoice/sdk";


const mv = createResources({
  client: createClient({ baseUrl: "https://api.morevoice.ai/v1", auth: process.env.MOREVOICE_API_KEY }),
});


for await (const contact of mv.campaigns.contacts.list("cmp_ojFwMD7YNTROjaTP0i3ZFb")) {
  console.log(contact);
}

Try it in the API playground with a test-mode key.

Authorizations

Section titled “Authorizations”

Parameters

Section titled “Parameters”

Path Parameters

Section titled “Path Parameters”
id
required
string
<= 200 characters /^cmp_[0-9A-Za-z]+$/

A campaign ID (cmp_…).

Query Parameters

Section titled “Query Parameters”
limit
integer
default: 20 >= 1 <= 100

How many objects to return, 1–100 (default 20).

starting_after
string
>= 1 characters <= 512 characters

A cursor (next_cursor) or object ID: return the objects after it (older).

ending_before
string
>= 1 characters <= 512 characters

A cursor or object ID: return the objects before it (newer).

status
string
<= 200 characters

Only these statuses, comma-separated (e.g. pending,scheduled).

outcome
string
<= 60 characters

Only contacts with this recorded disposition.

phone
string
<= 40 characters

Only this number.

Header Parameters

Section titled “Header Parameters”
MoreVoice-Version
string
/^\d{4}-\d{2}-\d{2}$/

The API version to use for this request. Defaults to the version the API key is pinned to.

Example
2026-11-01

Responses

Section titled “Responses”

200

Section titled “200”

OK

Media typeapplication/json

A page of a campaign’s contacts, newest first.

object
data
required
Array<object>

A contact in a campaign, with its dialling state and result.

object
attempts
required
integer
>= -9007199254740991 <= 9007199254740991
campaign_id
required

A campaign ID (prefix cmp_).

string
/^cmp_[0-9A-Za-z]+$/
completed_at
required
Any of:

An ISO-8601 timestamp in UTC.

string format: date-time
consent
required

The import said the person consented. Marketing calls also need a consent record with evidence (§30A).

boolean
created_at
required

An ISO-8601 timestamp in UTC.

string format: date-time
id
required

A contact ID (prefix ctc_).

string
/^ctc_[0-9A-Za-z]+$/
last_attempt_at
required
Any of:

An ISO-8601 timestamp in UTC.

string format: date-time
last_call_id
required
Any of:

A call ID (prefix call_).

string
/^call_[0-9A-Za-z]+$/
last_result
required

The last attempt’s result (answered, no_answer, busy, voicemail, …).

string | null
livemode
required

true in live mode, false in test mode.

boolean
name
required
string
next_attempt_at
required
Any of:

An ISO-8601 timestamp in UTC.

string format: date-time
object
required
string
Allowed value: campaign_contact
outcome
required

The disposition the assistant recorded.

string | null
outcome_data
required
Any of:
object
key
additional properties
phone
required

E.164.

string
row
required
Any of:
integer
>= -9007199254740991 <= 9007199254740991
skip_reason
required

Why it is not dialled: dnc_import, dnc_dial_time, registry, no_consent, no_consent_evidence, no_calling_window, manual, …

string | null
status
required

Pending → dialing → scheduled | callback → … → done | failed; skipped, dnc, invalid and cancelled are never dialled.

string
Allowed values: pending scheduled callback dialing done failed dnc skipped invalid cancelled
timezone
required
string | null
updated_at
required

An ISO-8601 timestamp in UTC.

string format: date-time
variables
required
object
key
additional properties
string
has_more
required

Whether more objects follow in the requested direction.

boolean
next_cursor
required

Pass as starting_after (or ending_before, when paging backwards) to continue; null on the last page.

string | null
object
required
string
Allowed value: list
url
required

The list’s path.

string
Example
{
  "data": [],
  "has_more": false,
  "next_cursor": null,
  "object": "list",
  "url": "/v1/campaigns/cmp_2Yb7mCq9aPLk/contacts"
}

400

Section titled “400”

The request is invalid: a parameter is missing, malformed or unknown, or the version header is unknown.

Media typeapplication/json

Every /v1 error.

object
error
required
object
code
required

A stable, machine-readable code from the error-code catalogue.

string
details

Structured context, e.g. required_scope or the compliance verdict.

object
key
additional properties
doc_url
required

A link to the documentation of this code.

string
message
required

A human-readable explanation. Do not parse it.

string
param

The request parameter the error relates to, e.g. to or metadata[order_id].

string
request_id
required

The X-Request-Id of this request. Quote it when you contact support.

string
type
required

The category of the error.

string
Allowed values: invalid_request_error authentication_error permission_error not_found conflict rate_limit_error compliance_error idempotency_error api_error
Example
{
  "error": {
    "code": "parameter_missing",
    "doc_url": "https://docs.morevoice.ai/api/errors#parameter-missing",
    "message": "Missing required parameter: to.",
    "param": "to",
    "request_id": "req_7Hk2LmN9pQ4rS6tV8wX0yZ",
    "type": "invalid_request_error"
  }
}

Headers

Section titled “Headers”
X-Request-Id
string

The request’s ID (req_…). Quote it when you contact support.

401

Section titled “401”

No valid API key was sent.

Media typeapplication/json

Every /v1 error.

object
error
required
object
code
required

A stable, machine-readable code from the error-code catalogue.

string
details

Structured context, e.g. required_scope or the compliance verdict.

object
key
additional properties
doc_url
required

A link to the documentation of this code.

string
message
required

A human-readable explanation. Do not parse it.

string
param

The request parameter the error relates to, e.g. to or metadata[order_id].

string
request_id
required

The X-Request-Id of this request. Quote it when you contact support.

string
type
required

The category of the error.

string
Allowed values: invalid_request_error authentication_error permission_error not_found conflict rate_limit_error compliance_error idempotency_error api_error
Example
{
  "error": {
    "code": "invalid_api_key",
    "doc_url": "https://docs.morevoice.ai/api/errors#invalid-api-key",
    "message": "Invalid API key.",
    "request_id": "req_7Hk2LmN9pQ4rS6tV8wX0yZ",
    "type": "authentication_error"
  }
}

Headers

Section titled “Headers”
X-Request-Id
string

The request’s ID (req_…). Quote it when you contact support.

403

Section titled “403”

The key may not do this (a missing scope, a plan limit, or a compliance block).

Media typeapplication/json

Every /v1 error.

object
error
required
object
code
required

A stable, machine-readable code from the error-code catalogue.

string
details

Structured context, e.g. required_scope or the compliance verdict.

object
key
additional properties
doc_url
required

A link to the documentation of this code.

string
message
required

A human-readable explanation. Do not parse it.

string
param

The request parameter the error relates to, e.g. to or metadata[order_id].

string
request_id
required

The X-Request-Id of this request. Quote it when you contact support.

string
type
required

The category of the error.

string
Allowed values: invalid_request_error authentication_error permission_error not_found conflict rate_limit_error compliance_error idempotency_error api_error
Example
{
  "error": {
    "code": "missing_scope",
    "doc_url": "https://docs.morevoice.ai/api/errors#missing-scope",
    "message": "This API key lacks the calls:write scope.",
    "request_id": "req_7Hk2LmN9pQ4rS6tV8wX0yZ",
    "type": "permission_error"
  }
}

Headers

Section titled “Headers”
X-Request-Id
string

The request’s ID (req_…). Quote it when you contact support.

404

Section titled “404”

No object with this ID exists in this organisation and mode.

Media typeapplication/json

Every /v1 error.

object
error
required
object
code
required

A stable, machine-readable code from the error-code catalogue.

string
details

Structured context, e.g. required_scope or the compliance verdict.

object
key
additional properties
doc_url
required

A link to the documentation of this code.

string
message
required

A human-readable explanation. Do not parse it.

string
param

The request parameter the error relates to, e.g. to or metadata[order_id].

string
request_id
required

The X-Request-Id of this request. Quote it when you contact support.

string
type
required

The category of the error.

string
Allowed values: invalid_request_error authentication_error permission_error not_found conflict rate_limit_error compliance_error idempotency_error api_error
Example
{
  "error": {
    "code": "resource_missing",
    "doc_url": "https://docs.morevoice.ai/api/errors#resource-missing",
    "message": "No such object: 'call_4Gk2'.",
    "param": "id",
    "request_id": "req_7Hk2LmN9pQ4rS6tV8wX0yZ",
    "type": "not_found"
  }
}

Headers

Section titled “Headers”
X-Request-Id
string

The request’s ID (req_…). Quote it when you contact support.

429

Section titled “429”

Too many requests, or no call capacity right now. Retry after the Retry-After delay.

Media typeapplication/json

Every /v1 error.

object
error
required
object
code
required

A stable, machine-readable code from the error-code catalogue.

string
details

Structured context, e.g. required_scope or the compliance verdict.

object
key
additional properties
doc_url
required

A link to the documentation of this code.

string
message
required

A human-readable explanation. Do not parse it.

string
param

The request parameter the error relates to, e.g. to or metadata[order_id].

string
request_id
required

The X-Request-Id of this request. Quote it when you contact support.

string
type
required

The category of the error.

string
Allowed values: invalid_request_error authentication_error permission_error not_found conflict rate_limit_error compliance_error idempotency_error api_error
Example
{
  "error": {
    "code": "rate_limited",
    "doc_url": "https://docs.morevoice.ai/api/errors#rate-limited",
    "message": "Too many requests. Retry after 1 second.",
    "request_id": "req_7Hk2LmN9pQ4rS6tV8wX0yZ",
    "type": "rate_limit_error"
  }
}

Headers

Section titled “Headers”
Retry-After
integer

Seconds to wait before retrying.

X-Request-Id
string

The request’s ID (req_…). Quote it when you contact support.

500

Section titled “500”

Something went wrong on MoreVoice’s side. Retry with the same Idempotency-Key.

Media typeapplication/json

Every /v1 error.

object
error
required
object
code
required

A stable, machine-readable code from the error-code catalogue.

string
details

Structured context, e.g. required_scope or the compliance verdict.

object
key
additional properties
doc_url
required

A link to the documentation of this code.

string
message
required

A human-readable explanation. Do not parse it.

string
param

The request parameter the error relates to, e.g. to or metadata[order_id].

string
request_id
required

The X-Request-Id of this request. Quote it when you contact support.

string
type
required

The category of the error.

string
Allowed values: invalid_request_error authentication_error permission_error not_found conflict rate_limit_error compliance_error idempotency_error api_error
Example
{
  "error": {
    "code": "internal_error",
    "doc_url": "https://docs.morevoice.ai/api/errors#internal-error",
    "message": "Something went wrong on MoreVoice's side.",
    "request_id": "req_7Hk2LmN9pQ4rS6tV8wX0yZ",
    "type": "api_error"
  }
}

Headers

Section titled “Headers”
X-Request-Id
string

The request’s ID (req_…). Quote it when you contact support.