Blockdaemon Avalanche API

openapi: 3.2.0
info:
  version: 1.0.0
  title: Staking Avalanche API
  description: 'The Blockdaemon Staking API simplifies and streamlines institutional cryptocurrency staking. The API allows developers to interact with blockchain networks and perform various staking-related operations, such as delegating and undelegating tokens, in a single, unified interface.


    With the Staking API, you can quickly and easily build and deploy applications that automate staking activities and increase efficiency in your blockchain operations.'
  contact:
    name: Blockdaemon
    email: info@blockdaemon.com
    url: https://blockdaemon.com
  x-logo:
    url: https://assets-global.website-files.com/633c5e06513fa35f3391a5f9/645d33beb6fa65f6cfb95eb8_BD%20Logo%20Stack%20-%20Purple.svg
    backgroundColor: '#fafafa'
    altText: Blockdaemon logo
servers:
- url: https://svc.blockdaemon.com/boss
security:
- ApiKeyAuth: []
tags:
- name: Avalanche
  description: Avalanche endpoints
paths:
  /v1/avalanche/{network}/stake-intents:
    parameters:
    - $ref: '#/components/parameters/AvaxNetwork'
    - $ref: '#/components/parameters/IdempotencyKey'
    post:
      summary: Post Stake Intent
      operationId: postAvaxStakeIntent
      tags:
      - Avalanche
      description: Returns an unsigned transaction that can be used to delegate your tokens to a Blockdaemon validator.
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/NewStakeIntentAvalanche'
      responses:
        '200':
          description: Created
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/AvalancheStakeIntentResponse'
        '400':
          $ref: '#/components/responses/InvalidRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '500':
          $ref: '#/components/responses/InternalServerError'
      security:
      - ApiKeyAuth: []
components:
  schemas:
    AvalancheValidatorAddress:
      type: string
      description: Avalanche validator node address
      pattern: ^NodeID-[A-Za-z0-9]{43}$
      example: NodeID-B19uSxUKerjjnA215czAJLHMqNJMbsAMWuSxUKerjjW
    NewStakeIntentAvalanche:
      type: object
      description: Request object to create a new Stake Intent for Avalanche
      required:
      - delegator_address
      - amount
      properties:
        validator_address:
          $ref: '#/components/schemas/AvalancheValidatorAddress'
          description: Avalanche validator address
        delegator_address:
          $ref: '#/components/schemas/AvalancheAddress'
          description: Avalanche delegator address
        start_time:
          $ref: '#/components/schemas/AvalancheStakingTimestamp'
          description: Avalanche staking start time
        end_time:
          $ref: '#/components/schemas/AvalancheStakingTimestamp'
          description: Avalanche staking end time
        amount:
          $ref: '#/components/schemas/AvalancheNano'
          description: Amount of nano-Avalanche to stake. 1 Avalanche = 1e9 nano-Avalanche.
        plan_id:
          $ref: '#/components/schemas/PlanId'
    AvalancheProtocol:
      type: string
      description: Avalanche protocol
      enum:
      - avalanche
    Error:
      type: object
      description: Error response envelope
      required:
      - code
      - message
      properties:
        code:
          type: integer
          format: int32
          description: Error code
          example: 500
        message:
          type: string
          description: Error Message
          example: A descriptive error message
    PlanId:
      type: string
      description: This feature enables you to stake to validators from the specified plan(s). When no plan id is specified, validators across all plans that match the API route will be available for staking. If it is a shared plan, you can to stake to validators on a shared node from the specified plan.
      example: plan_Wgx98Rbi8nQuL9ddn3mTk1
    StakeIntentAvalanche:
      type: object
      description: Avalanche Stake Intent
      required:
      - validator_address
      - unsigned_transaction
      - amount
      - delegator_address
      - start_time
      - end_time
      properties:
        validator_address:
          $ref: '#/components/schemas/AvalancheValidatorAddress'
        unsigned_transaction:
          $ref: '#/components/schemas/UnsignedTransaction'
          example: 120000007465737477616c6c65742e746573746e65740025150c44ecddfe779c2ca624cae002ef5bf6efbb9167fe3920d6595163574dc585ca49a33e2f0000170000006e6f64656173792e706f6f6c2e663836333937332e6d308e9076d7ec46d5c1d876bb5461c4a31469d50825695a1a23ee873ed532cadb2f0100000002110000006465706f7369745f616e645f7374616b65020000007b7d00c06e31d9100100000000e4d20cc8dcd2b7520000000000
        amount:
          $ref: '#/components/schemas/AvalancheNano'
        delegator_address:
          $ref: '#/components/schemas/AvalancheAddress'
        start_time:
          $ref: '#/components/schemas/AvalancheStakingTimestamp'
          description: Avalanche staking start time
        end_time:
          $ref: '#/components/schemas/AvalancheStakingTimestamp'
          description: Avalanche staking end time
    AvalancheNano:
      type: string
      description: Denomination of Avalanche.
      pattern: ^[1-9]\d+$
      example: '10000000000'
    StakeIntentId:
      type: string
      format: base58
      description: Unique idenifier for a group of stakes.
      example: stake_intent_Wgx98Rbi8nQuL9ddn3mTk1
    AvalancheStakeIntentResponse:
      allOf:
      - $ref: '#/components/schemas/CommonStakeIntentResponse'
      - type: object
        required:
        - protocol
        - network
        properties:
          protocol:
            $ref: '#/components/schemas/AvalancheProtocol'
          network:
            $ref: '#/components/schemas/AvalancheNetwork'
          avalanche:
            $ref: '#/components/schemas/StakeIntentAvalanche'
    CustomerId:
      type: string
      description: Unique identifier for a customer
      example: SatoshiNakamoto-xUYJbPw9hw
      minimum: 1
    AvalancheStakingTimestamp:
      type: integer
      description: Avalanche staking start time
      format: int64
      example: 1689939023
    UnsignedTransaction:
      type: string
      format: base64
      description: Generated unsigned transaction smart contract call data.
      example: '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

        '
    CommonStakeIntentResponse:
      type: object
      required:
      - stake_intent_id
      - customer_id
      properties:
        stake_intent_id:
          $ref: '#/components/schemas/StakeIntentId'
        customer_id:
          $ref: '#/components/schemas/CustomerId'
        plan_id:
          $ref: '#/components/schemas/PlanId'
    AvalancheAddress:
      type: string
      description: Avalanche platform chain address
      pattern: ^([P]|[a-km-zA-HJ-NP-Z1-9]{36,72})-[a-zA-Z]{1,83}1[qpzry9x8gf2tvdw0s3jn54khce6mua7l]{38}$
      example: P-fuji1g2g0jxcfn5sp59ld7g0t0tp4jrqppvqcfqc7hy
    UnauthorizedError:
      type: object
      description: Error response envelope
      required:
      - code
      - message
      properties:
        code:
          type: integer
          format: int32
          description: Error code
          example: 401
        message:
          type: string
          description: Error Message
          example: A human-readable diagnostic message detailing any authorization failure
    AvalancheNetwork:
      type: string
      description: Avalanche network
      enum:
      - mainnet
      - fuji
      - local
  parameters:
    IdempotencyKey:
      in: header
      name: Idempotency-Key
      description: the unique idempotency key for this request
      example: f1c971b4-7114-4c4b-8ad2-a6f9e33e2cd0
      schema:
        type: string
        format: uuid
      required: false
    AvaxNetwork:
      name: network
      in: path
      description: Avalanche network
      required: true
      schema:
        $ref: '#/components/schemas/AvalancheNetwork'
  responses:
    InvalidRequest:
      description: Invalid request.
      content:
        application/json:
          schema:
            type: object
            description: Error response envelope
            required:
            - code
            - message
            properties:
              code:
                type: integer
                format: int32
                description: Error code
                example: 400
              message:
                type: string
                description: Error Message
                example: Detailed human-readable diagnostic message regarding any invalid request parameters
    InternalServerError:
      description: Internal server error.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    Unauthorized:
      description: Header 'X-API-Key' missing.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/UnauthorizedError'
  securitySchemes:
    ApiKeyAuth:
      description: 'When signing up for a staking account, you are provided with an API key.


        To authenticate a Staking API request, pass your API key in the `X-API-Key` header.'
      type: apiKey
      in: header
      name: X-API-KEY
x-provenance:
  method: searched
  source: https://docs.blockdaemon.com/reference
  harvested: '2026-10-14'
  tool: harvest-readme-openapi.py
  note: Assembled verbatim from the OpenAPI definition ReadMe embeds in each operation page of the provider's developer portal; paths and components merged by API title, nothing authored.
  assembled_from:
  - https://docs.blockdaemon.com/reference/activeexitingqueueprogress.md
  - https://docs.blockdaemon.com/reference/cancelneardeactivationintent.md
  - https://docs.blockdaemon.com/reference/cancelpolygondeactivationintent.md
  - https://docs.blockdaemon.com/reference/cancelsolanadeactivationintent.md
  - https://docs.blockdaemon.com/reference/cancelsolanawithdrawalintent.md
  - https://docs.blockdaemon.com/reference/exitethereumvalidator.md
  - https://docs.blockdaemon.com/reference/exitethereumvalidators.md
  - https://docs.blockdaemon.com/reference/generateethereumlaunchpaddeposit.md
  - https://docs.blockdaemon.com/reference/generatesignedvoluntaryexit.md
  - https://docs.blockdaemon.com/reference/getbinancedeactivatableamount.md
  - https://docs.blockdaemon.com/reference/getbinancedeactivationintents.md
  - https://docs.blockdaemon.com/reference/getbinancerestakeintents.md
  - https://docs.blockdaemon.com/reference/getcardanodeactivationintents.md
  - https://docs.blockdaemon.com/reference/getcardanorewardswithdrawalintents.md
  - https://docs.blockdaemon.com/reference/getcosmosdeactivatableamount.md
  - https://docs.blockdaemon.com/reference/getcosmosdeactivationintents.md
  - https://docs.blockdaemon.com/reference/getcosmosrestakeintents.md
  - https://docs.blockdaemon.com/reference/getcosmoswithdrawablerewardsamount.md
  - https://docs.blockdaemon.com/reference/getethwithdrawableamount.md
  - https://docs.blockdaemon.com/reference/getneardeactivatableamount.md
  - https://docs.blockdaemon.com/reference/getneardeactivationintents.md
  - https://docs.blockdaemon.com/reference/getnearwithdrawableamount.md
  - https://docs.blockdaemon.com/reference/getnearwithdrawalintents.md
  - https://docs.blockdaemon.com/reference/getpolygondeactivationintents.md
  - https://docs.blockdaemon.com/reference/getsolanadeactivatableamount.md
  - https://docs.blockdaemon.com/reference/getsolanadeactivationintents.md
  - https://docs.blockdaemon.com/reference/getsolanawithdrawableamount.md
  - https://docs.blockdaemon.com/reference/getsolanawithdrawalintents.md
  - https://docs.blockdaemon.com/reference/getstakeaccountssolana.md
  - https://docs.blockdaemon.com/reference/listcustomerplans.md
  - https://docs.blockdaemon.com/reference/listethereumexits.md
  - https://docs.blockdaemon.com/reference/liststakeintents.md
  - https://docs.blockdaemon.com/reference/pendingqueuedprogress.md
  - https://docs.blockdaemon.com/reference/postavaxstakeintent.md
  - https://docs.blockdaemon.com/reference/postbinancedeactivationintent.md
  - https://docs.blockdaemon.com/reference/postbinancerestakeintent.md
  - https://docs.blockdaemon.com/reference/postbinancestakeintent.md
  - https://docs.blockdaemon.com/reference/postcardanodeactivationintent.md
  - https://docs.blockdaemon.com/reference/postcardanorewardswithdrawalintent.md
  - https://docs.blockdaemon.com/reference/postcardanostakeintent.md
  - https://docs.blockdaemon.com/reference/postcosmosdeactivationintent.md
  - https://docs.blockdaemon.com/reference/postcosmosrestakeintent.md
  - https://docs.blockdaemon.com/reference/postcosmosrewardswithdrawalintent.md
  - https://docs.blockdaemon.com/reference/postcosmosstakeintent.md
  - https://docs.blockdaemon.com/reference/postethereumcompoundingintent.md
  - https://docs.blockdaemon.com/reference/postethereumstakeintent.md
  - https://docs.blockdaemon.com/reference/postethereumtopupintent.md
  - https://docs.blockdaemon.com/reference/postethereumwithdrawalintentexit.md
  - https://docs.blockdaemon.com/reference/postethereumwithdrawalintentpartial.md
  - https://docs.blockdaemon.com/reference/postneardeactivationintent.md
  - https://docs.blockdaemon.com/reference/postnearstakeintent.md
  - https://docs.blockdaemon.com/reference/postnearwithdrawalintent.md
  - https://docs.blockdaemon.com/reference/postpolygonbootstrappingintent.md
  - https://docs.blockdaemon.com/reference/postpolygondeactivationintent.md
  - https://docs.blockdaemon.com/reference/postpolygonrewardsrestakeintent.md
  - https://docs.blockdaemon.com/reference/postpolygonrewardswithdrawalintent.md
  - https://docs.blockdaemon.com/reference/postpolygonstakeintent.md
  - https://docs.blockdaemon.com/reference/postpolygonwithdrawalintent.md
  - https://docs.blockdaemon.com/reference/postsolanadeactivationintent.md
  - https://docs.blockdaemon.com/reference/postsolanastakeintent.md
  - https://docs.blockdaemon.com/reference/postsolanawithdrawalintent.md
  - https://docs.blockdaemon.com/reference/submittransaction.md
  merge:
    pages: 62
    deduped: 1027
    conflicts_kept_first: 0