List alphas
const url = 'https://example.com/v1/sms/alpha';const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};
try { const response = await fetch(url, options); const data = await response.json(); console.log(data);} catch (error) { console.error(error);}curl --request GET \ --url https://example.com/v1/sms/alpha \ --header 'Authorization: Bearer <token>'Alphanumeric senders across the account’s providers; provider_sid restricts the list to one provider.
Authorizations
Section titled “Authorizations”Parameters
Section titled “Parameters”Query Parameters
Section titled “Query Parameters”Restrict the listing to one provider’s senders.
Header Parameters
Section titled “Header Parameters”Target account for account-scoped resources. Principals without an account scope (superuser, tenant API key) MUST send it to declare which account to operate in. Account-scoped principals may omit it; if sent it must match their own account or the request is rejected with scope_conflict. For tenant API keys the account must belong to the key’s tenant.
Responses
Section titled “Responses”OK
object
object
Total matching alphas, ignoring paging.
Page size applied to this request; the full set is returned
Offset applied to this request; always 0
Whether records beyond this page match the query; always false.
Examplegenerated
{ "items": [ { "alpha": "example", "provider_sid": "example" } ], "total": 1, "limit": 1, "offset": 1, "has_more": true}Missing or invalid credentials
object
Stable lower_snake_case usecase code (e.g. scenario_not_found)
Registered machine code — generic ERRxxx by status class (ERR001–ERR020 reserved); entity-prefixed codes (SCN1xx) appear only inside validation details; registry in docs/specifications/error-envelope-design.md, append-only, never renumbered
Structured details, present only where there is structure to carry: validation failures (topic validation, per-entity errors) and delete conflicts (topic conflict, referencing agents)
object
Validation errors keyed by entity
object
object
SCN1xx constructor validation code
Ids of the agents referencing the resource a delete was rejected for; first 20 — message carries the total count
Examplegenerated
{ "error": "example", "code": "example", "message": "example", "data": { "topic": "example", "errors": { "scenario": [ { "code": "example", "message": "example", "summary": "example", "tree_id": "example", "node_id": "example", "output_type": "example", "duplicate_tree_index": "example", "duplicate_node_index": "example", "property": "example", "invalid_value": "example" } ] }, "agents": [ "example" ] }}Resource does not exist
object
Stable lower_snake_case usecase code (e.g. scenario_not_found)
Registered machine code — generic ERRxxx by status class (ERR001–ERR020 reserved); entity-prefixed codes (SCN1xx) appear only inside validation details; registry in docs/specifications/error-envelope-design.md, append-only, never renumbered
Structured details, present only where there is structure to carry: validation failures (topic validation, per-entity errors) and delete conflicts (topic conflict, referencing agents)
object
Validation errors keyed by entity
object
object
SCN1xx constructor validation code
Ids of the agents referencing the resource a delete was rejected for; first 20 — message carries the total count
Examplegenerated
{ "error": "example", "code": "example", "message": "example", "data": { "topic": "example", "errors": { "scenario": [ { "code": "example", "message": "example", "summary": "example", "tree_id": "example", "node_id": "example", "output_type": "example", "duplicate_tree_index": "example", "duplicate_node_index": "example", "property": "example", "invalid_value": "example" } ] }, "agents": [ "example" ] }}Internal server error
object
Stable lower_snake_case usecase code (e.g. scenario_not_found)
Registered machine code — generic ERRxxx by status class (ERR001–ERR020 reserved); entity-prefixed codes (SCN1xx) appear only inside validation details; registry in docs/specifications/error-envelope-design.md, append-only, never renumbered
Structured details, present only where there is structure to carry: validation failures (topic validation, per-entity errors) and delete conflicts (topic conflict, referencing agents)
object
Validation errors keyed by entity
object
object
SCN1xx constructor validation code
Ids of the agents referencing the resource a delete was rejected for; first 20 — message carries the total count
Examplegenerated
{ "error": "example", "code": "example", "message": "example", "data": { "topic": "example", "errors": { "scenario": [ { "code": "example", "message": "example", "summary": "example", "tree_id": "example", "node_id": "example", "output_type": "example", "duplicate_tree_index": "example", "duplicate_node_index": "example", "property": "example", "invalid_value": "example" } ] }, "agents": [ "example" ] }}