> ## Documentation Index > Fetch the complete documentation index at: https://docs.polymorfa.com/llms.txt > Use this file to discover all available pages before exploring further. # List voice provider credentials > **Required scope:** `voice:read` Lists your stored ElevenLabs and OpenAI keys. Keys are never returned; `keyFingerprint` identifies them. ## OpenAPI ````yaml api-reference/features/communicate.json GET /platform/voice/provider-credentials openapi: 3.0.3 info: title: Communicate API methods version: 1.0.0 description: >- Task-focused communicate methods across supported Polymorfa connection types. servers: [] security: [] paths: /platform/voice/provider-credentials: get: tags: - Voice summary: List voice provider credentials description: >- **Required scope:** `voice:read` Lists your stored ElevenLabs and OpenAI keys. Keys are never returned; `keyFingerprint` identifies them. operationId: managementListVoiceProviderCredentials parameters: - schema: type: string format: uuid description: Also list this project's keys. Team-wide keys are always listed. required: false name: projectId in: query description: |- Identifier of the Polymorfa project that owns this resource. **Value constraints** | Constraint | Accepted input | | --- | --- | | Format | `uuid` | responses: '200': description: Provider credentials in creation order. content: application/json: schema: $ref: >- #/components/schemas/management__PlatformAccessListVoiceProviderCredentialsResponse '400': description: Bad request — request body or params failed validation content: application/json: schema: $ref: '#/components/schemas/management__PlatformAccessPublicError' example: error: type: invalid_request_error code: invalid_parameter message: Correct the invalid request field. param: null request_id: 5f0c2a8e-3b1d-4c6f-9e2a-7d4b1c8f6a30 data: null docs: https://docs.polymorfa.com/api/errors#invalid-parameter '401': description: Missing or invalid authentication token content: application/json: schema: $ref: '#/components/schemas/management__PlatformAccessPublicError' example: error: type: authentication_error code: invalid_credential message: Supply a valid credential. param: null request_id: 5f0c2a8e-3b1d-4c6f-9e2a-7d4b1c8f6a30 data: null docs: https://docs.polymorfa.com/api/errors#invalid-credential '403': description: Authenticated but not permitted (missing scope or rule violation) content: application/json: schema: $ref: '#/components/schemas/management__PlatformAccessPublicError' example: error: type: permission_error code: permission_denied message: The credential does not have access to this resource. param: null request_id: 5f0c2a8e-3b1d-4c6f-9e2a-7d4b1c8f6a30 data: null docs: https://docs.polymorfa.com/api/errors#permission-denied '404': description: Resource not found content: application/json: schema: $ref: '#/components/schemas/management__PlatformAccessPublicError' example: error: type: invalid_request_error code: resource_not_found message: The resource is unavailable to this caller. param: null request_id: 5f0c2a8e-3b1d-4c6f-9e2a-7d4b1c8f6a30 data: null docs: https://docs.polymorfa.com/api/errors#resource-not-found '500': description: Internal server error content: application/json: schema: $ref: '#/components/schemas/management__PlatformAccessPublicError' example: error: type: api_error code: internal_error message: >- An unexpected service failure occurred. Keep the request ID for support. param: null request_id: 5f0c2a8e-3b1d-4c6f-9e2a-7d4b1c8f6a30 data: null docs: https://docs.polymorfa.com/api/errors#internal-error security: - management__ApiKeyAuth: [] servers: - url: https://api.polymorfa.com components: schemas: management__PlatformAccessListVoiceProviderCredentialsResponse: type: object properties: success: type: boolean enum: - true description: |- Whether the request succeeded. **Allowed values** | Value | Meaning | | --- | --- | | `true` | True. | data: type: array items: $ref: >- #/components/schemas/management__PlatformAccessVoiceProviderCredential description: Structured data carried by this object. required: - success - data management__PlatformAccessPublicError: type: object properties: error: type: object properties: type: type: string enum: - invalid_request_error - authentication_error - permission_error - conflict_error - rate_limit_error - api_error - upstream_error description: |- Type discriminator for this object. **Allowed values** | Value | Meaning | | --- | --- | | `invalid_request_error` | Invalid request error. | | `authentication_error` | Authentication error. | | `permission_error` | Permission error. | | `conflict_error` | Conflict error. | | `rate_limit_error` | Rate limit error. | | `api_error` | Api error. | | `upstream_error` | Upstream error. | code: type: string enum: - invalid_parameter - invalid_credential - entitlement_required - gate_limit_reached - method_not_allowed - permission_denied - missing_scope - resource_not_found - hms_not_enabled - media_fetch_failed - resource_gone - feature_unavailable - stream_cursor_invalid - stream_cursor_expired - stream_connection_limit_reached - state_conflict - idempotency_conflict - idempotency_in_progress - idempotency_completed - idempotency_outcome_unknown - call_claimed - call_not_ringing - connection_limit - unsupported_for_connection - call_permission_required - invalid_sip_trunk - calls_disabled - call_recipient_opted_out - call_destination_blocked - call_permission_request_limited - call_permission_granted - call_opt_out_limit - number_restricted - sip_trunk_in_use - sip_trunk_revision_conflict - sip_trunk_limit - sip_unavailable - voice_not_enabled - provider_credential_invalid - provider_unavailable - asset_not_ready - voice_asset_in_use - voice_asset_revision_conflict - voice_unavailable - rate_limit_exceeded - internal_error - operation_not_supported - upstream_failure - service_unavailable - credential_verification_unavailable - session_not_ready - command_dispatch_failed - result_unknown - recipient_not_on_whatsapp - conversation_window_closed - template_not_approved - media_too_large - whatsapp_rate_limited - new_chat_limit_reached - whatsapp_account_restricted - bansafe_suspended - bansafe_org_suspended - bansafe_cold_blocked - bansafe_cold_held - bansafe_throttled - bansafe_daily_allowance_reached - bansafe_accounting_unavailable - bansafe_send_outcome_unknown - campaigns_not_entitled - campaign_throughput_capped description: >- Stable machine-readable code for this result. **Allowed values** | Value | Meaning | | --- | --- | | `invalid_parameter` | Invalid parameter. | | `invalid_credential` | Invalid credential. | | `entitlement_required` | Entitlement required. | | `gate_limit_reached` | Gate limit reached. | | `method_not_allowed` | Method not allowed. | | `permission_denied` | Permission denied. | | `missing_scope` | Missing scope. | | `resource_not_found` | Resource not found. | | `hms_not_enabled` | Hms not enabled. | | `media_fetch_failed` | Media fetch failed. | | `resource_gone` | Resource gone. | | `feature_unavailable` | Feature unavailable. | | `stream_cursor_invalid` | Stream cursor invalid. | | `stream_cursor_expired` | Stream cursor expired. | | `stream_connection_limit_reached` | Stream connection limit reached. | | `state_conflict` | State conflict. | | `idempotency_conflict` | Idempotency conflict. | | `idempotency_in_progress` | Idempotency in progress. | | `idempotency_completed` | Idempotency completed. | | `idempotency_outcome_unknown` | Idempotency outcome unknown. | | `call_claimed` | Call claimed. | | `call_not_ringing` | Call not ringing. | | `connection_limit` | Connection limit. | | `unsupported_for_connection` | Unsupported for connection. | | `call_permission_required` | Call permission required. | | `invalid_sip_trunk` | Invalid sip trunk. | | `calls_disabled` | Calls disabled. | | `call_recipient_opted_out` | Call recipient opted out. | | `call_destination_blocked` | Call destination blocked. | | `call_permission_request_limited` | Call permission request limited. | | `call_permission_granted` | Call permission granted. | | `call_opt_out_limit` | Call opt out limit. | | `number_restricted` | Number restricted. | | `sip_trunk_in_use` | Sip trunk in use. | | `sip_trunk_revision_conflict` | Sip trunk revision conflict. | | `sip_trunk_limit` | Sip trunk limit. | | `sip_unavailable` | Sip unavailable. | | `voice_not_enabled` | Voice not enabled. | | `provider_credential_invalid` | Provider credential invalid. | | `provider_unavailable` | Provider unavailable. | | `asset_not_ready` | Asset not ready. | | `voice_asset_in_use` | Voice asset in use. | | `voice_asset_revision_conflict` | Voice asset revision conflict. | | `voice_unavailable` | Voice unavailable. | | `rate_limit_exceeded` | Rate limit exceeded. | | `internal_error` | Internal error. | | `operation_not_supported` | Operation not supported. | | `upstream_failure` | Upstream failure. | | `service_unavailable` | Service unavailable. | | `credential_verification_unavailable` | Credential verification unavailable. | | `session_not_ready` | Session not ready. | | `command_dispatch_failed` | Command dispatch failed. | | `result_unknown` | Result unknown. | | `recipient_not_on_whatsapp` | Recipient not on whatsapp. | | `conversation_window_closed` | Conversation window closed. | | `template_not_approved` | Template not approved. | | `media_too_large` | Media too large. | | `whatsapp_rate_limited` | Whatsapp rate limited. | | `new_chat_limit_reached` | New chat limit reached. | | `whatsapp_account_restricted` | Whatsapp account restricted. | | `bansafe_suspended` | Bansafe suspended. | | `bansafe_org_suspended` | Bansafe org suspended. | | `bansafe_cold_blocked` | Bansafe cold blocked. | | `bansafe_cold_held` | Bansafe cold held. | | `bansafe_throttled` | Bansafe throttled. | | `bansafe_daily_allowance_reached` | Bansafe daily allowance reached. | | `bansafe_accounting_unavailable` | Bansafe accounting unavailable. | | `bansafe_send_outcome_unknown` | Bansafe send outcome unknown. | | `campaigns_not_entitled` | Campaigns not entitled. | | `campaign_throughput_capped` | Campaign throughput capped. | message: type: string description: Human-readable message associated with this result. param: type: string nullable: true description: |- Specifies param for this error. **Accepted alternatives** | Alternative | Accepted input | | --- | --- | | Alternative 1 | Type: `string` | | Alternative 2 | `null` | request_id: type: string description: >- Matches the X-Request-Id response header. Include it when you contact support. request_log_url: type: string format: uri description: >- Console page that shows this request. Returned only to organization and project credentials whose request was logged. **Value constraints** | Constraint | Accepted input | | --- | --- | | Format | `uri` | required: - type - code - message - param - request_id description: Error details returned when the operation fails. data: type: string nullable: true enum: - null description: |- Always null for a failed request. **Allowed values** | Value | Meaning | | --- | --- | | `null` | Null. | **Accepted alternatives** | Alternative | Accepted input | | --- | --- | | Alternative 1 | Type: `string` | | Alternative 2 | `null` | docs: type: string format: uri description: |- Specifies docs for this management platform access public error. **Value constraints** | Constraint | Accepted input | | --- | --- | | Format | `uri` | required: - error - data - docs management__PlatformAccessVoiceProviderCredential: type: object properties: id: type: string format: uuid description: |- Identifier for this resource. **Value constraints** | Constraint | Accepted input | | --- | --- | | Format | `uuid` | projectId: type: string nullable: true format: uuid description: >- The project that may use the key, or null for every project of the team. **Accepted alternatives** | Alternative | Accepted input | | --- | --- | | Alternative 1 | Type: `string`; Format: `uuid` | | Alternative 2 | `null` | **Value constraints** | Constraint | Accepted input | | --- | --- | | Format | `uuid` | provider: allOf: - $ref: '#/components/schemas/management__PlatformAccessVoiceProvider' description: >- Specifies provider for this management platform access voice provider credential. **Allowed values** | Value | Meaning | | --- | --- | | `elevenlabs` | Elevenlabs. | | `openai` | Openai. | label: type: string description: >- Specifies label for this management platform access voice provider credential. keyFingerprint: type: string description: >- First 8 hex characters of the SHA-256 of the key. The key itself is never returned. status: allOf: - $ref: >- #/components/schemas/management__PlatformAccessVoiceProviderCredentialStatus description: |- Current status of this resource or operation. **Allowed values** | Value | Meaning | | --- | --- | | `unverified` | Unverified. | | `valid` | Valid. | | `invalid` | Invalid. | verifiedAt: type: string nullable: true format: date-time description: |- Timestamp for verified at. **Accepted alternatives** | Alternative | Accepted input | | --- | --- | | Alternative 1 | Type: `string`; Format: `date-time` | | Alternative 2 | `null` | **Value constraints** | Constraint | Accepted input | | --- | --- | | Format | `date-time` | lastError: allOf: - $ref: >- #/components/schemas/management__PlatformAccessVoiceProviderCredentialError description: >- Specifies last error for this management platform access voice provider credential. **Allowed values** | Value | Meaning | | --- | --- | | `unauthorized` | Unauthorized. | | `quota_exceeded` | Quota exceeded. | | `forbidden_scope` | Forbidden scope. | | `provider_unavailable` | Provider unavailable. | | `null` | Null. | **Accepted alternatives** | Alternative | Accepted input | | --- | --- | | Alternative 1 | Type: `string`; Value `unauthorized` or `quota_exceeded` or `forbidden_scope` or `provider_unavailable` | | Alternative 2 | `null` | revision: type: integer description: >- Specifies revision for this management platform access voice provider credential. createdAt: type: string format: date-time description: |- ISO 8601 timestamp when this resource was created. **Value constraints** | Constraint | Accepted input | | --- | --- | | Format | `date-time` | updatedAt: type: string format: date-time description: |- ISO 8601 timestamp when this resource was last updated. **Value constraints** | Constraint | Accepted input | | --- | --- | | Format | `date-time` | required: - id - projectId - provider - label - keyFingerprint - status - verifiedAt - lastError - revision - createdAt - updatedAt management__PlatformAccessVoiceProvider: type: string enum: - elevenlabs - openai management__PlatformAccessVoiceProviderCredentialStatus: type: string enum: - unverified - valid - invalid description: >- `unverified`: the provider could not be reached when the key was stored or last checked. Treat unknown values as `invalid`. management__PlatformAccessVoiceProviderCredentialError: type: string nullable: true enum: - unauthorized - quota_exceeded - forbidden_scope - provider_unavailable - null securitySchemes: management__ApiKeyAuth: type: http scheme: bearer description: >- Send your team API key or project token as `Authorization: Bearer `. The credential must have the required permissions. Project tokens can access only their own project. ````