openapi: 3.2.0
info:
  contact:
    email: contact@babylonlabs.io
  description: 'The Babylon Staking API offers information about the state of the Babylon BTC Staking system.

    Your access and use is governed by the API Access License linked to below.'
  license:
    name: API Access License
    url: https://docs.babylonlabs.io/assets/files/api-access-license.pdf
  title: Babylon Staking Delegations API
  version: '2.0'
tags:
- name: Delegations
paths:
  /v2/delegations:
    get:
      description: Fetches delegations for babylon staking including tvl, total delegations, active tvl, active delegations and total stakers.
      parameters:
      - description: Staker public key in hex format. If omitted, babylon_address is used as the main query parameter and state is required.
        in: query
        name: staker_pk_hex
        schema:
          type: string
      - description: Babylon address. Required if staker_pk_hex is omitted.
        in: query
        name: babylon_address
        schema:
          type: string
      - description: State of delegations (only 'active' is supported). Required if staker_pk_hex is omitted.
        in: query
        name: state
        schema:
          type: string
      - description: Pagination key to fetch the next page of delegations
        in: query
        name: pagination_key
        schema:
          type: string
      responses:
        '200':
          description: List of staker delegations and pagination token
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/handler.PublicResponse-array_v2service_DelegationPublic'
        '400':
          description: 'Error: Bad Request'
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/github_com_babylonlabs-io_staking-api-service_internal_shared_types.Error'
        '404':
          description: 'Error: Not Found'
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/github_com_babylonlabs-io_staking-api-service_internal_shared_types.Error'
        '500':
          description: 'Error: Internal Server Error'
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/github_com_babylonlabs-io_staking-api-service_internal_shared_types.Error'
      summary: Get Delegations
      tags:
      - Delegations
      operationId: getV2Delegations
      x-operation-id-source: derived
components:
  schemas:
    v2service.UnbondingSlashing:
      properties:
        spending_height:
          type: integer
        unbonding_slashing_tx_hex:
          type: string
      type: object
    v2service.DelegationUnbonding:
      properties:
        covenant_unbonding_signatures:
          items:
            $ref: '#/components/schemas/v2service.CovenantSignature'
          type: array
        slashing:
          $ref: '#/components/schemas/v2service.UnbondingSlashing'
        unbonding_timelock:
          type: integer
        unbonding_tx:
          type: string
      type: object
    v2service.StakingSlashing:
      properties:
        slashing_tx_hex:
          type: string
        spending_height:
          type: integer
      type: object
    v2service.DelegationStaking:
      properties:
        bbn_inception_height:
          type: integer
        bbn_inception_time:
          type: string
        end_height:
          type: integer
        slashing:
          $ref: '#/components/schemas/v2service.StakingSlashing'
        staking_amount:
          type: integer
        staking_output_idx:
          type: integer
        staking_timelock:
          type: integer
        staking_tx_hash_hex:
          type: string
        staking_tx_hex:
          type: string
        start_height:
          type: integer
      type: object
    types.ErrorCode:
      enum:
      - INTERNAL_SERVICE_ERROR
      - VALIDATION_ERROR
      - NOT_FOUND
      - BAD_REQUEST
      - FORBIDDEN
      - UNPROCESSABLE_ENTITY
      - REQUEST_TIMEOUT
      type: string
      x-enum-varnames:
      - InternalServiceError
      - ValidationError
      - NotFound
      - BadRequest
      - Forbidden
      - UnprocessableEntity
      - RequestTimeout
    handler.paginationResponse:
      properties:
        next_key:
          type: string
      type: object
    v2service.WithdrawalInfo:
      properties:
        tx_hash:
          type: string
      type: object
    v2types.DelegationState:
      enum:
      - PENDING
      - VERIFIED
      - ACTIVE
      - TIMELOCK_UNBONDING
      - EARLY_UNBONDING
      - TIMELOCK_WITHDRAWABLE
      - EARLY_UNBONDING_WITHDRAWABLE
      - TIMELOCK_SLASHING_WITHDRAWABLE
      - EARLY_UNBONDING_SLASHING_WITHDRAWABLE
      - TIMELOCK_WITHDRAWN
      - EARLY_UNBONDING_WITHDRAWN
      - TIMELOCK_SLASHING_WITHDRAWN
      - EARLY_UNBONDING_SLASHING_WITHDRAWN
      - SLASHED
      - EXPANDED
      type: string
      x-enum-varnames:
      - StatePending
      - StateVerified
      - StateActive
      - StateTimelockUnbonding
      - StateEarlyUnbonding
      - StateTimelockWithdrawable
      - StateEarlyUnbondingWithdrawable
      - StateTimelockSlashingWithdrawable
      - StateEarlyUnbondingSlashingWithdrawable
      - StateTimelockWithdrawn
      - StateEarlyUnbondingWithdrawn
      - StateTimelockSlashingWithdrawn
      - StateEarlyUnbondingSlashingWithdrawn
      - StateSlashed
      - StateExpanded
    handler.PublicResponse-array_v2service_DelegationPublic:
      properties:
        data:
          items:
            $ref: '#/components/schemas/v2service.DelegationPublic'
          type: array
        pagination:
          $ref: '#/components/schemas/handler.paginationResponse'
      type: object
    github_com_babylonlabs-io_staking-api-service_internal_shared_types.Error:
      properties:
        err: {}
        errorCode:
          $ref: '#/components/schemas/types.ErrorCode'
        statusCode:
          type: integer
      type: object
    v2service.DelegationPublic:
      properties:
        delegation_staking:
          $ref: '#/components/schemas/v2service.DelegationStaking'
        delegation_unbonding:
          $ref: '#/components/schemas/v2service.DelegationUnbonding'
        finality_provider_btc_pks_hex:
          items:
            type: string
          type: array
        params_version:
          type: integer
        previous_staking_tx_hash_hex:
          type: string
        staker_btc_pk_hex:
          type: string
        state:
          $ref: '#/components/schemas/v2types.DelegationState'
        withdrawal_info:
          $ref: '#/components/schemas/v2service.WithdrawalInfo'
      type: object
    v2service.CovenantSignature:
      properties:
        covenant_btc_pk_hex:
          type: string
        signature_hex:
          type: string
        stake_expansion_signature_hex:
          type: string
      type: object