> ## Documentation Index > Fetch the complete documentation index at: https://docs.kraken.com/llms.txt > Use this file to discover all available pages before exploring further. # Get withdrawal info > Returns withdrawal methods, fees, limits, and network metadata for a specific asset in a vault. Each entry carries the method identifier, fee structure, minimum and maximum amounts, and validation rules needed to display a withdrawal screen. **Rate limit:** 200 requests per 30 seconds per IP. ## OpenAPI ````yaml /openapi/insto-custody-rest.yaml get /v0/insto/custody/vaults/{vault_id}/withdrawals/info openapi: 3.0.0 info: title: Insto Custody External REST API version: 1.0.0 description: '' servers: - url: https://api.kraken.com description: Production Server security: - API-Key: [] API-Sign: [] tags: - name: Custody External API - name: apiFormat:kraken2025 paths: /v0/insto/custody/vaults/{vault_id}/withdrawals/info: get: tags: - Custody External API - apiFormat:kraken2025 summary: Get withdrawal info description: >- Returns withdrawal methods, fees, limits, and network metadata for a specific asset in a vault. Each entry carries the method identifier, fee structure, minimum and maximum amounts, and validation rules needed to display a withdrawal screen. **Rate limit:** 200 requests per 30 seconds per IP. operationId: getV0InstoCustodyVaultsVaultIdWithdrawalsInfo parameters: - in: query name: asset required: true description: >- Asset code to look up withdrawal methods for (e.g. `BTC`, `USD`). Must be supplied together with `asset_class`. schema: type: string example: BTC style: form - in: query name: asset_class required: true description: >- Asset class for the supplied `asset`. Currently `currency` is the only supported value. schema: type: string example: currency style: form - in: path name: vault_id required: true description: >- Vault identifier, a `V`-prefixed 14-char base32 string with a final check character. schema: type: string example: VABCDEF234567A style: simple responses: '200': description: >- Withdrawal methods and limits available for the requested asset in the vault. content: application/json: schema: type: array items: type: object description: >- A single withdrawal method entry with fees, limits, and network metadata. properties: id: type: string description: Withdrawal method identifier. example: 11111111-1111-1111-1111-111111111111 type: type: string description: Withdrawal method type code. example: crypto type_name: type: string description: Human-readable withdrawal method type name. example: Crypto asset: type: string description: Asset code (e.g. `BTC`, `USD`). example: BTC asset_class: type: string description: Asset class. Currently always `currency`. example: currency name: type: string description: Internal funding method name. example: Bitcoin name_display: type: string description: Display name shown to end users. example: Bitcoin fee: type: string description: Withdrawal fee, fixed-precision decimal as string. example: '0.00010000' fee_asset: type: string description: Asset code the fee is charged in. example: BTC fee_asset_class: type: string description: Asset class of the fee asset. example: currency fee_percentage: type: string description: Percentage-based fee component, when applicable. example: '0.00' min_amount: type: string description: >- Minimum withdrawal amount, fixed-precision decimal as string. example: '0.00100000' max_amount: type: string description: >- Maximum withdrawal amount, fixed-precision decimal as string. example: '100.00000000' sort_weight: type: number format: double description: Relative sort order for display. example: 1 validate: type: object description: >- Address validation rules for this method, when available. additionalProperties: true example: {} validate_meta: type: object description: >- Supplemental validation metadata for this method, when available. additionalProperties: true example: {} temp_disabled_public: type: boolean description: >- Whether this method is temporarily disabled for public use. example: false needs_activation: type: boolean description: Whether the method requires activation before use. example: false beneficiary: type: object description: >- Beneficiary confirmation requirements for this method, when applicable. properties: threshold: type: string description: >- Amount threshold above which beneficiary confirmation is required. example: '1000.00' confirmation_required: type: boolean description: >- Whether beneficiary confirmation is currently required. example: false required: - threshold needs_deposit: type: boolean description: >- Whether a prior deposit is required before withdrawals are allowed. example: false deposited: type: number format: double description: >- Amount already deposited toward any activation requirement. example: 0 test: type: boolean description: Whether this method is a test-only entry. example: false withdrawal_network_info: type: object description: >- Network metadata for the underlying chain, when available. properties: network: type: string description: Underlying network or chain name. example: Bitcoin explorer: type: string description: >- Block explorer URL template for the underlying chain. example: https://www.blockchain.com/btc/tx/{tx_id} rates: type: array description: Indicative exchange rates quoted against other assets. items: type: object properties: quote_name: description: Quote asset code. type: string example: USD rate: type: string description: >- Indicative rate as a fixed-precision decimal string. example: '65000.00' required: - quote_name description: List of available withdrawal methods for the asset and vault. '400': description: >- Bad Request. The request failed validation. Examples: malformed `vault_id`, missing `asset` or `asset_class`, or an unsupported `asset_class` value. content: application/problem+json: schema: description: >- Type for errors when using the Kraken2025 format. This format follows `Problem Details for HTTP APIs` ([rfc7807]). [rfc7807]: https://datatracker.ietf.org/doc/html/rfc7807 type: object properties: type: description: >- URL uniquely identifying the error type relative to an operation type: string enum: - tag:kraken.com,2025:BadRequest example: tag:kraken.com,2025:BadRequest status: description: HTTP status (provided for convenience) type: integer format: uint16 minimum: 0 example: 400 title: description: Short human-readable summary type: string example: Bad Request detail: nullable: true description: Help to solve the problem type: string example: asset_class is required when asset is supplied instance: nullable: true description: Link to debug data for this particular error type: string example: https://debug.kraken.com/req/01HXYZABCDEF data: description: Error-specific payload. type: object properties: message: description: Human-readable description of the validation failure. type: string example: asset_class is required when asset is supplied required: - message required: - data - status - title - type '403': description: Forbidden. The caller lacks access to the requested vault. content: application/problem+json: schema: description: >- Type for errors when using the Kraken2025 format. This format follows `Problem Details for HTTP APIs` ([rfc7807]). [rfc7807]: https://datatracker.ietf.org/doc/html/rfc7807 type: object properties: type: description: >- URL uniquely identifying the error type relative to an operation type: string enum: - tag:kraken.com,2025:PermissionDenied example: tag:kraken.com,2025:PermissionDenied status: description: HTTP status (provided for convenience) type: integer format: uint16 minimum: 0 example: 403 title: description: Short human-readable summary type: string example: Permission Denied detail: nullable: true description: Help to solve the problem type: string example: The caller does not have access to the requested vault. instance: nullable: true description: Link to debug data for this particular error type: string example: https://debug.kraken.com/req/01HXYZABCDEF data: description: Error-specific payload. type: object properties: message: description: Human-readable description of why access was denied. type: string example: Caller lacks read access to vault VABCDEF234567A required: - message required: - data - status - title - type '404': description: >- Not Found. The supplied `asset` and `asset_class` pair does not match a known asset. content: application/problem+json: schema: description: >- Type for errors when using the Kraken2025 format. This format follows `Problem Details for HTTP APIs` ([rfc7807]). [rfc7807]: https://datatracker.ietf.org/doc/html/rfc7807 type: object properties: type: description: >- URL uniquely identifying the error type relative to an operation type: string enum: - tag:kraken.com,2025:AssetNotFound example: tag:kraken.com,2025:AssetNotFound status: description: HTTP status (provided for convenience) type: integer format: uint16 minimum: 0 example: 404 title: description: Short human-readable summary type: string example: Asset Not Found detail: nullable: true description: Help to solve the problem type: string example: No asset found for BTC with class currency. instance: nullable: true description: Link to debug data for this particular error type: string example: https://debug.kraken.com/req/01HXYZABCDEF data: description: Error-specific payload. type: object properties: message: description: >- Human-readable description of why the asset could not be located. type: string example: Asset BTC (currency) is not available for this user. required: - message required: - data - status - title - type '500': description: >- Internal Server Error. An unhandled exception occurred while serving the request. content: application/problem+json: schema: oneOf: - description: >- Type for errors when using the Kraken2025 format. This format follows `Problem Details for HTTP APIs` ([rfc7807]). [rfc7807]: https://datatracker.ietf.org/doc/html/rfc7807 type: object properties: type: description: >- URL uniquely identifying the error type relative to an operation type: string enum: - tag:kraken.com,2025:gateway/ReadUpstream example: tag:kraken.com,2025:gateway/ReadUpstream status: description: HTTP status (provided for convenience) type: integer format: uint16 minimum: 0 example: 500 title: description: Short human-readable summary type: string example: Internal Server Error detail: nullable: true description: Help to solve the problem type: string example: Failed to read response from upstream custody service. instance: nullable: true description: Link to debug data for this particular error type: string example: https://debug.kraken.com/req/01HXYZABCDEF data: description: Custom data attached to this problem required: - data - status - title - type - description: >- Type for errors when using the Kraken2025 format. This format follows `Problem Details for HTTP APIs` ([rfc7807]). [rfc7807]: https://datatracker.ietf.org/doc/html/rfc7807 type: object properties: type: description: >- URL uniquely identifying the error type relative to an operation type: string enum: - tag:kraken.com,2025:gateway/ReadUpstream example: tag:kraken.com,2025:gateway/ReadUpstream status: description: HTTP status (provided for convenience) type: integer format: uint16 minimum: 0 example: 500 title: description: Short human-readable summary type: string example: Internal Server Error detail: nullable: true description: Help to solve the problem type: string example: Failed to read response from upstream custody service. instance: nullable: true description: Link to debug data for this particular error type: string example: https://debug.kraken.com/req/01HXYZABCDEF data: description: Custom data attached to this problem required: - data - status - title - type - description: >- Type for errors when using the Kraken2025 format. This format follows `Problem Details for HTTP APIs` ([rfc7807]). [rfc7807]: https://datatracker.ietf.org/doc/html/rfc7807 type: object properties: type: description: >- URL uniquely identifying the error type relative to an operation type: string enum: - tag:kraken.com,2025:gateway/ReadUpstream example: tag:kraken.com,2025:gateway/ReadUpstream status: description: HTTP status (provided for convenience) type: integer format: uint16 minimum: 0 example: 500 title: description: Short human-readable summary type: string example: Internal Server Error detail: nullable: true description: Help to solve the problem type: string example: Failed to read response from upstream custody service. instance: nullable: true description: Link to debug data for this particular error type: string example: https://debug.kraken.com/req/01HXYZABCDEF data: description: Custom data attached to this problem required: - data - status - title - type - description: >- Type for errors when using the Kraken2025 format. This format follows `Problem Details for HTTP APIs` ([rfc7807]). [rfc7807]: https://datatracker.ietf.org/doc/html/rfc7807 type: object properties: type: description: >- URL uniquely identifying the error type relative to an operation type: string enum: - tag:kraken.com,2025:gateway/WriteResponse example: tag:kraken.com,2025:gateway/WriteResponse status: description: HTTP status (provided for convenience) type: integer format: uint16 minimum: 0 example: 500 title: description: Short human-readable summary type: string example: Internal Server Error detail: nullable: true description: Help to solve the problem type: string example: Failed to write response to upstream custody service. instance: nullable: true description: Link to debug data for this particular error type: string example: https://debug.kraken.com/req/01HXYZABCDEF data: description: Custom data attached to this problem required: - data - status - title - type - description: >- Type for errors when using the Kraken2025 format. This format follows `Problem Details for HTTP APIs` ([rfc7807]). [rfc7807]: https://datatracker.ietf.org/doc/html/rfc7807 type: object properties: type: description: >- URL uniquely identifying the error type relative to an operation type: string enum: - tag:kraken.com,2025:gateway/Connect example: tag:kraken.com,2025:gateway/Connect status: description: HTTP status (provided for convenience) type: integer format: uint16 minimum: 0 example: 500 title: description: Short human-readable summary type: string example: Internal Server Error detail: nullable: true description: Help to solve the problem type: string example: Failed to connect to upstream custody service. instance: nullable: true description: Link to debug data for this particular error type: string example: https://debug.kraken.com/req/01HXYZABCDEF data: description: Custom data attached to this problem required: - data - status - title - type - description: >- Type for errors when using the Kraken2025 format. This format follows `Problem Details for HTTP APIs` ([rfc7807]). [rfc7807]: https://datatracker.ietf.org/doc/html/rfc7807 type: object properties: type: description: >- URL uniquely identifying the error type relative to an operation type: string enum: - tag:kraken.com,2025:gateway/ReadUpstream example: tag:kraken.com,2025:gateway/ReadUpstream status: description: HTTP status (provided for convenience) type: integer format: uint16 minimum: 0 example: 500 title: description: Short human-readable summary type: string example: Internal Server Error detail: nullable: true description: Help to solve the problem type: string example: Failed to read response from upstream custody service. instance: nullable: true description: Link to debug data for this particular error type: string example: https://debug.kraken.com/req/01HXYZABCDEF data: description: Custom data attached to this problem required: - data - status - title - type - description: >- Type for errors when using the Kraken2025 format. This format follows `Problem Details for HTTP APIs` ([rfc7807]). [rfc7807]: https://datatracker.ietf.org/doc/html/rfc7807 type: object properties: type: description: >- URL uniquely identifying the error type relative to an operation type: string enum: - tag:kraken.com,2025:gateway/ReadUpstream example: tag:kraken.com,2025:gateway/ReadUpstream status: description: HTTP status (provided for convenience) type: integer format: uint16 minimum: 0 example: 500 title: description: Short human-readable summary type: string example: Internal Server Error detail: nullable: true description: Help to solve the problem type: string example: Failed to read response from upstream custody service. instance: nullable: true description: Link to debug data for this particular error type: string example: https://debug.kraken.com/req/01HXYZABCDEF data: description: Custom data attached to this problem required: - data - status - title - type - description: >- Type for errors when using the Kraken2025 format. This format follows `Problem Details for HTTP APIs` ([rfc7807]). [rfc7807]: https://datatracker.ietf.org/doc/html/rfc7807 type: object properties: type: description: >- URL uniquely identifying the error type relative to an operation type: string enum: - tag:kraken.com,2025:gateway/ReadUpstream example: tag:kraken.com,2025:gateway/ReadUpstream status: description: HTTP status (provided for convenience) type: integer format: uint16 minimum: 0 example: 500 title: description: Short human-readable summary type: string example: Internal Server Error detail: nullable: true description: Help to solve the problem type: string example: Failed to read response from upstream custody service. instance: nullable: true description: Link to debug data for this particular error type: string example: https://debug.kraken.com/req/01HXYZABCDEF data: description: Custom data attached to this problem required: - data - status - title - type - description: >- Type for errors when using the Kraken2025 format. This format follows `Problem Details for HTTP APIs` ([rfc7807]). [rfc7807]: https://datatracker.ietf.org/doc/html/rfc7807 type: object properties: type: description: >- URL uniquely identifying the error type relative to an operation type: string enum: - tag:kraken.com,2025:gateway/WriteResponse example: tag:kraken.com,2025:gateway/WriteResponse status: description: HTTP status (provided for convenience) type: integer format: uint16 minimum: 0 example: 500 title: description: Short human-readable summary type: string example: Internal Server Error detail: nullable: true description: Help to solve the problem type: string example: Failed to write response to upstream custody service. instance: nullable: true description: Link to debug data for this particular error type: string example: https://debug.kraken.com/req/01HXYZABCDEF data: description: Custom data attached to this problem required: - data - status - title - type - description: >- Type for errors when using the Kraken2025 format. This format follows `Problem Details for HTTP APIs` ([rfc7807]). [rfc7807]: https://datatracker.ietf.org/doc/html/rfc7807 type: object properties: type: description: >- URL uniquely identifying the error type relative to an operation type: string enum: - tag:kraken.com,2025:gateway/Fatal example: tag:kraken.com,2025:gateway/Fatal status: description: HTTP status (provided for convenience) type: integer format: uint16 minimum: 0 example: 500 title: description: Short human-readable summary type: string example: Internal Server Error detail: nullable: true description: Help to solve the problem type: string example: >- A fatal gateway error occurred while serving the request. instance: nullable: true description: Link to debug data for this particular error type: string example: https://debug.kraken.com/req/01HXYZABCDEF data: description: Custom data attached to this problem required: - data - status - title - type - description: >- Type for errors when using the Kraken2025 format. This format follows `Problem Details for HTTP APIs` ([rfc7807]). [rfc7807]: https://datatracker.ietf.org/doc/html/rfc7807 type: object properties: type: description: >- URL uniquely identifying the error type relative to an operation type: string enum: - tag:kraken.com,2025:Unknown example: tag:kraken.com,2025:Unknown status: description: HTTP status (provided for convenience) type: integer format: uint16 minimum: 0 example: 500 title: description: Short human-readable summary type: string example: Internal Server Error detail: nullable: true description: Help to solve the problem type: string example: >- An unexpected error occurred while serving the request. instance: nullable: true description: Link to debug data for this particular error type: string example: https://debug.kraken.com/req/01HXYZABCDEF data: type: object properties: message: type: string description: >- Human-readable description of the underlying failure. example: Unhandled exception while servicing the request. core_error: type: string description: Identifier for the originating error. example: InternalError required: - message - core_error description: >- Error-specific payload returned for an unhandled exception. required: - data - status - title - type '503': description: >- Service Unavailable. The upstream custody service could not be reached. content: application/problem+json: schema: description: >- Type for errors when using the Kraken2025 format. This format follows `Problem Details for HTTP APIs` ([rfc7807]). [rfc7807]: https://datatracker.ietf.org/doc/html/rfc7807 type: object properties: type: description: >- URL uniquely identifying the error type relative to an operation type: string enum: - tag:kraken.com,2025:gateway/Connect example: tag:kraken.com,2025:gateway/Connect status: description: HTTP status (provided for convenience) type: integer format: uint16 minimum: 0 example: 503 title: description: Short human-readable summary type: string example: Service Unavailable detail: nullable: true description: Help to solve the problem type: string example: >- Downstream custody service is temporarily unreachable; retry with backoff. instance: nullable: true description: Link to debug data for this particular error type: string example: https://debug.kraken.com/req/01HXYZABCDEF data: description: Custom data attached to this problem required: - data - status - title - type security: - API Key Auth (key): [] API Key Auth (signature): [] API Key Auth (nonce): [] API Key Auth (otp): [] components: securitySchemes: API Key Auth (key): type: apiKey in: header name: api-key API Key Auth (signature): type: apiKey in: header name: api-sign API Key Auth (nonce): type: apiKey in: header name: api-nonce API Key Auth (otp): type: apiKey in: header name: api-otp ````