> ## Documentation Index > Fetch the complete documentation index at: https://blackbox.dasha.ai/llms.txt > Use this file to discover all available pages before exploring further. # List SIP credentials > Retrieves all SIP credentials for your organization with support for pagination and search. SIP credentials store authentication information for connecting to SIP trunk providers, including server addresses, usernames, passwords, and optional TLS settings. ## OpenAPI ````yaml https://blackbox.dasha.ai/swagger/v1/swagger.json get /api/v1/sip-credentials openapi: 3.0.4 info: title: Dasha BlackBox Agent API description: API for managing AI agents and calls contact: name: DashaAI Team email: support@dasha.ai version: v1 servers: - url: https://blackbox.dasha.ai description: Dasha BlackBox Agent API security: - ApiKey: [] - OAuth: [] tags: - name: ActivityLogs - name: Agents - name: AgentTestCases - name: CallResults - name: Calls - name: Chats - name: Copilot - name: CustomerData - name: Mcp - name: Media - name: Misc - name: PronunciationDictionaries - name: Providers - name: SipAliases - name: SipCredentials - name: SipPhoneNumbers - name: TextChat - name: TwilioProvider - name: Voice - name: WebhookTest - name: WebIntegrations - name: WebSocket description: WebSocket endpoints for real-time communication paths: /api/v1/sip-credentials: get: tags: - SipCredentials summary: List SIP credentials description: >- Retrieves all SIP credentials for your organization with support for pagination and search. SIP credentials store authentication information for connecting to SIP trunk providers, including server addresses, usernames, passwords, and optional TLS settings. parameters: - name: search in: query description: Search by domain or auth user (partial match) schema: type: string - name: skip in: query description: Number of items to skip schema: maximum: 2147483647 minimum: 0 type: integer format: int32 default: 0 - name: take in: query description: Number of items to return schema: maximum: 1000 minimum: 1 type: integer format: int32 default: 20 responses: '200': description: Returns SIP credentials successfully content: application/json: schema: $ref: >- #/components/schemas/SipCredentialsResponseDtoPaginatedResponse '400': description: Invalid pagination parameters content: application/json: schema: $ref: '#/components/schemas/ProblemDetails' '401': description: Authentication failed or API key is missing content: application/json: schema: $ref: '#/components/schemas/ProblemDetails' '500': description: Server error occurred while retrieving SIP credentials components: schemas: SipCredentialsResponseDtoPaginatedResponse: required: - items - skip - take - totalCount type: object properties: items: type: array items: $ref: '#/components/schemas/SipCredentialsResponseDto' description: >- Items in the current page. Contains the subset of results for this page based on the Skip and Take parameters. totalCount: type: integer description: >- Total number of items available across all pages. Use this to calculate the total number of pages and build pagination controls. Represents the complete result set size regardless of pagination. format: int32 skip: type: integer description: >- Number of items skipped from the beginning of the result set to reach this page. For example, Skip=20 with Take=10 returns items 21-30. Use this to understand the current position in the overall result set. format: int32 take: type: integer description: >- Maximum number of items included in this page. Indicates the requested page size. The actual Items count may be less than Take on the last page or when fewer results are available. format: int32 additionalProperties: false description: >- Generic paginated response containing a subset of items along with pagination metadata. Enables efficient navigation through large datasets by returning data in manageable pages rather than loading all results at once. ProblemDetails: type: object properties: type: type: string nullable: true title: type: string nullable: true status: type: integer format: int32 nullable: true detail: type: string nullable: true instance: type: string nullable: true additionalProperties: {} SipCredentialsResponseDto: required: - createdTime - id - lastUpdateTime - orgId - server - source - transport type: object properties: id: type: string description: >- Unique identifier for these SIP credentials. Use this ID when configuring phone numbers or referencing these credentials in agent configurations. format: uuid orgId: minLength: 1 type: string description: >- Organization that owns these SIP credentials. Used for access control and resource isolation. domain: type: string description: >- SIP domain for authentication realm as defined in RFC 3261. Used by some SIP providers as the authentication domain. nullable: true server: minLength: 1 type: string description: >- SIP server hostname or IP address with optional port, following RFC 3261 specifications. Specifies where to send SIP registration and call signaling. authUser: type: string description: >- Authentication user identifier as defined in RFC 3261. Different providers may call this "username", "account", "user ID", or other names. nullable: true authPassword: type: string description: Password for SIP authentication as defined in RFC 3261. nullable: true transport: allOf: - $ref: '#/components/schemas/TransportProtocol' description: >- Transport protocol used for SIP signaling. Indicates whether this trunk uses UDP, TCP, or TLS for communication. description: type: string description: >- Human-readable description of these credentials. Helps identify which SIP provider or trunk these credentials represent. nullable: true cpsLimit: type: integer description: >- Maximum calls per second allowed through this SIP trunk. Controls call pacing to prevent exceeding provider rate limits. format: int32 nullable: true cpsKey: type: string description: >- Shared rate limiting key for grouping multiple credentials under a common CPS limit. When set, multiple trunks with the same key share the rate limit. nullable: true source: allOf: - $ref: '#/components/schemas/CredentialSource' description: >- Indicates how these credentials were created. 'manual' means user-entered credentials, 'provider' means automatically configured by a connected VoIP provider integration (such as Twilio). providerId: type: string description: >- Reference to the VoIP provider that manages these credentials. Present only for provider-managed credentials where Source is 'provider'. When present, the provider handles credential lifecycle and configuration. format: uuid nullable: true createdTime: type: string description: Timestamp when these credentials were originally created. format: date-time lastUpdateTime: type: string description: >- Timestamp when these credentials were last modified. Updates when configuration changes are made. format: date-time additionalProperties: false description: >- SIP trunk credentials information including connection settings, authentication, rate limiting, and metadata. Contains all configuration needed to connect to a SIP provider for making and receiving calls. TransportProtocol: enum: - udp - tcp - tls type: string description: >- Transport protocol for SIP communication. Defines how SIP messages are transmitted over the network. CredentialSource: enum: - manual - provider type: string description: >- Source of provider credentials. Indicates how the credentials were obtained and configured. securitySchemes: ApiKey: type: http description: API Key Authentication (Bearer {key}) scheme: Bearer OAuth: type: oauth2 flows: implicit: authorizationUrl: https://auth.dasha.ai/connect/authorize scopes: platform_api: Platform API ````