Vaults Transactions

Vault transactions for investors and managers.

Get vault deposit transaction

post

/api/v1/vaults-tx/deposit

Returns a serialized, partially-signed transaction to deposit a given amount into a vault.

Body

userstringRequired

Base-58 encoded Solana Pubkey

Example: 11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp

vaultstringRequired

Base-58 encoded Solana Pubkey

Example: 11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp

recent_blockhashstringRequired

amountinteger · int64Required

Responses

200

Successfully formed transaction.

text/plain

stringOptional

400

Incorrect Solana Hash.

418

Server can't sign, authority keypair not available.

424

Jupiter Swap Error.

text/plain

500

Server Error.

post/api/v1/vaults-tx/deposit

POST /ftaas/api/v1/vaults-tx/deposit HTTP/1.1
Host: dev.api.starke.finance/
Content-Type: application/json
Accept: */*
Content-Length: 143

{
  "user": "11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp",
  "vault": "11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp",
  "recent_blockhash": "text",
  "amount": 1
}

text

Get share estimate

post

/api/v1/vaults-tx/simulate/deposit

Returns the estimated amount of shares for given deposit token amount.

Body

vaultstringRequired

Base-58 encoded Solana Pubkey

Example: 11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp

amountinteger · int64Required

Responses

200

Successfully fetched estimated price.

application/json

estimated_sharesinteger · int64Required

estimate_for_timestring · date-timeRequired

400

Numeric Overflow occured.

404

No price data available for this vault yet.

412

Vault price data is outdated.

424

Pyth Price Error.

500

Server Error.

post/api/v1/vaults-tx/simulate/deposit

POST /ftaas/api/v1/vaults-tx/simulate/deposit HTTP/1.1
Host: dev.api.starke.finance/
Content-Type: application/json
Accept: */*
Content-Length: 65

{
  "vault": "11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp",
  "amount": 1
}

{
  "estimated_shares": 1,
  "estimate_for_time": "2026-07-17T15:16:08.767Z"
}

Get deposit token estimate for withdrawal

post

/api/v1/vaults-tx/simulate/withdraw-in-deposit-token

Returns the estimated amount of deposit tokens for a given vToken amount when withdrawing in deposit token.

Body

vaultstringRequired

Base-58 encoded Solana Pubkey

Example: 11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp

vtoken_amountinteger · int64Required

Responses

200

Successfully fetched estimated deposit tokens.

application/json

estimated_deposit_tokensnumber · doubleRequired

estimate_for_timestring · date-timeRequired

400

Numeric Overflow occured.

404

No price data available for this vault yet.

412

Vault price data is outdated.

424

Pyth Price Error.

500

Server Error.

post/api/v1/vaults-tx/simulate/withdraw-in-deposit-token

POST /ftaas/api/v1/vaults-tx/simulate/withdraw-in-deposit-token HTTP/1.1
Host: dev.api.starke.finance/
Content-Type: application/json
Accept: */*
Content-Length: 72

{
  "vault": "11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp",
  "vtoken_amount": 1
}

{
  "estimated_deposit_tokens": 1,
  "estimate_for_time": "2026-07-17T15:16:08.767Z"
}

Get proportional token estimate for withdrawal

post

/api/v1/vaults-tx/simulate/withdraw

Returns the estimated amounts of each vault token for a given vToken amount when withdrawing proportionally.

Body

vaultstringRequired

Base-58 encoded Solana Pubkey

Example: 11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp

vtoken_amountinteger · int64Required

Responses

200

Successfully fetched estimated token withdrawals.

application/json

estimate_for_timestring · date-timeRequired

400

Numeric Overflow occured.

404

No price data available for this vault yet.

412

Vault price data is outdated.

424

Pyth Price Error.

500

Server Error.

post/api/v1/vaults-tx/simulate/withdraw

POST /ftaas/api/v1/vaults-tx/simulate/withdraw HTTP/1.1
Host: dev.api.starke.finance/
Content-Type: application/json
Accept: */*
Content-Length: 72

{
  "vault": "11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp",
  "vtoken_amount": 1
}

{
  "estimated_tokens": [
    {
      "mint": "text",
      "name": null,
      "symbol": null,
      "estimated_amount": 1
    }
  ],
  "estimate_for_time": "2026-07-17T15:16:08.767Z"
}

Get vault swap on Jupiter transaction

post

/api/v1/vaults-tx/swap-on-jupiter

Returns a serialized, partially-signed transaction to swap tokens on Jupiter for a given vault context.

Body

amountinteger · int64Required

Amount of input tokens to swap (in smallest unit / lamports).

managerstringRequired

Public key of the vault manager initiating the swap.

Example: 11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp

vaultstringRequired

Public key of the vault to swap tokens for.

Example: 11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp

input_mintstringRequired

Mint address of the token being swapped from.

Example: 11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp

output_mintstringRequired

Mint address of the token being swapped to.

Example: 11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp

recent_blockhashstringRequired

A recent Solana blockhash, base58-encoded. Fetch via getLatestBlockhash.

Responses

200

Successfully formed transaction.

text/plain

stringOptional

400

Incorrect Solana Hash.

418

Server can't sign, authority keypair not available.

424

Jupiter Swap Error.

text/plain

500

Server Error.

post/api/v1/vaults-tx/swap-on-jupiter

POST /ftaas/api/v1/vaults-tx/swap-on-jupiter HTTP/1.1
Host: dev.api.starke.finance/
Content-Type: application/json
Accept: */*
Content-Length: 467

{
  "amount": 1000000,
  "manager": "GDnkwoEjuPRmyZnJL4W8GFwVbMRg1V4T5tgRJTzZNPub",
  "vault": "5Q544fKrFoe6tsEbD7S8EmxGTJYAKtTVhAW5Q5pge4j1",
  "input_mint": "So11111111111111111111111111111111111111112",
  "output_mint": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
  "recent_blockhash": "5eykt4UsFv8P8NJdTREpY1vzqKqZKvdpKuc147dw2N9d",
  "jupiter_params": {
    "slippage_bps": 100,
    "restrict_intermediate_tokens": true,
    "dynamic_compute_unit_limit": true,
    "compute_unit_price_micro_lamports": 200000
  }
}

text

Get vault swap to deposit token on Jupiter transaction

post

/api/v1/vaults-tx/swap-to-deposit-token-on-jupiter

Returns a serialized, partially-signed transaction to swap tokens on Jupiter to deposit token for a given vault context.

Body

amountinteger · int64Required

Amount of input tokens to swap (in smallest unit / lamports).

vaultstringRequired

Public key of the vault to swap tokens for.

Example: 11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp

input_mintstringRequired

Mint address of the token being swapped from.

Example: 11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp

recent_blockhashstringRequired

A recent Solana blockhash, base58-encoded. Fetch via getLatestBlockhash.

Responses

200

Successfully formed transaction.

text/plain

stringOptional

400

Incorrect Solana Hash.

418

Server can't sign, authority keypair not available.

424

Jupiter Swap Error.

text/plain

500

Server Error.

post/api/v1/vaults-tx/swap-to-deposit-token-on-jupiter

POST /ftaas/api/v1/vaults-tx/swap-to-deposit-token-on-jupiter HTTP/1.1
Host: dev.api.starke.finance/
Content-Type: application/json
Accept: */*
Content-Length: 349

{
  "amount": 1000000,
  "vault": "5Q544fKrFoe6tsEbD7S8EmxGTJYAKtTVhAW5Q5pge4j1",
  "input_mint": "So11111111111111111111111111111111111111112",
  "recent_blockhash": "5eykt4UsFv8P8NJdTREpY1vzqKqZKvdpKuc147dw2N9d",
  "jupiter_params": {
    "slippage_bps": 100,
    "restrict_intermediate_tokens": true,
    "dynamic_compute_unit_limit": true,
    "compute_unit_price_micro_lamports": 200000
  }
}

text

Get vault withdraw transaction

post

/api/v1/vaults-tx/withdraw

Returns a serialized, partially-signed transaction to withdraw a given amount into a vault.

Body

userstringRequired

Base-58 encoded Solana Pubkey

Example: 11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp

vaultstringRequired

Base-58 encoded Solana Pubkey

Example: 11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp

recent_blockhashstringRequired

amountinteger · int64Required

Responses

200

Successfully formed transaction.

text/plain

stringOptional

400

Incorrect Solana Hash.

418

Server can't sign, authority keypair not available.

424

Jupiter Swap Error.

text/plain

500

Server Error.

post/api/v1/vaults-tx/withdraw

POST /ftaas/api/v1/vaults-tx/withdraw HTTP/1.1
Host: dev.api.starke.finance/
Content-Type: application/json
Accept: */*
Content-Length: 143

{
  "user": "11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp",
  "vault": "11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp",
  "recent_blockhash": "text",
  "amount": 1
}

text

Get vault withdraw-in-deposit-token transaction

post

/api/v1/vaults-tx/withdraw-in-deposit-token

Returns a serialized, partially-signed transaction to withdraw a given amount of deposit token into a vault.

Body

userstringRequired

Base-58 encoded Solana Pubkey

Example: 11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp

vaultstringRequired

Base-58 encoded Solana Pubkey

Example: 11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp

recent_blockhashstringRequired

amountinteger · int64Required

Responses

200

Successfully formed transaction.

text/plain

stringOptional

400

Incorrect Solana Hash.

418

Server can't sign, authority keypair not available.

424

Jupiter Swap Error.

text/plain

500

Server Error.

post/api/v1/vaults-tx/withdraw-in-deposit-token

POST /ftaas/api/v1/vaults-tx/withdraw-in-deposit-token HTTP/1.1
Host: dev.api.starke.finance/
Content-Type: application/json
Accept: */*
Content-Length: 143

{
  "user": "11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp",
  "vault": "11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp",
  "recent_blockhash": "text",
  "amount": 1
}

text

Get vault CreateVault transaction

post

/api/v1/vaults-tx/create-vault

Returns a serialized, partially-signed transaction to create a vault.

Body

namestringRequiredExample: VaultName

symbolstringRequiredExample: VAULT

uristringRequiredExample: https://vault.starke.xyz

vtoken_is_transferrablebooleanRequired

max_allowed_auminteger · nullableOptional

initial_vtoken_priceinteger · int32Required

management_fee_rateinteger · int32Required

max_depositorsinteger · int32Required

allow_unknownbooleanRequired

allow_entitybooleanRequired

allow_individualbooleanRequired

allow_basicbooleanRequired

allow_accreditedbooleanRequired

allow_qualifiedbooleanRequired

unknown_min_depositinteger · int32Required

unknown_max_depositinteger · int32Required

entity_min_depositinteger · int32Required

entity_max_depositinteger · int32Required

individual_min_depositinteger · int32Required

individual_max_depositinteger · int32Required

managerstringRequired

Base-58 encoded Solana Pubkey

Example: 11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp

deposit_token_mintstringRequired

Base-58 encoded Solana Pubkey

Example: 11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp

transfer_hook_programstringRequired

Base-58 encoded Solana Pubkey

Example: 11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp

recent_blockhashstringRequired

Responses

200

Successfully formed transaction.

text/plain

stringOptional

400

Incorrect Solana Hash.

418

Server can't sign, authority keypair not available.

424

Jupiter Swap Error.

text/plain

500

Server Error.

post/api/v1/vaults-tx/create-vault

POST /ftaas/api/v1/vaults-tx/create-vault HTTP/1.1
Host: dev.api.starke.finance/
Content-Type: application/json
Accept: */*
Content-Length: 687

{
  "name": "VaultName",
  "symbol": "VAULT",
  "uri": "https://vault.starke.xyz",
  "vtoken_is_transferrable": true,
  "max_allowed_aum": null,
  "initial_vtoken_price": 1,
  "management_fee_rate": 1,
  "max_depositors": 1,
  "allow_unknown": true,
  "allow_entity": true,
  "allow_individual": true,
  "allow_basic": true,
  "allow_accredited": true,
  "allow_qualified": true,
  "unknown_min_deposit": 1,
  "unknown_max_deposit": 1,
  "entity_min_deposit": 1,
  "entity_max_deposit": 1,
  "individual_min_deposit": 1,
  "individual_max_deposit": 1,
  "manager": "11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp",
  "deposit_token_mint": "11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp",
  "transfer_hook_program": "11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp",
  "recent_blockhash": "text"
}

text

Get vault CloseVault transaction

post

/api/v1/vaults-tx/close-vault

Returns a serialized, partially-signed transaction to close a vault.

Body

managerstringRequired

Base-58 encoded Solana Pubkey

Example: 11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp

vault_idstringRequired

Base-58 encoded Solana Pubkey

Example: 11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp

transfer_hook_programstringRequired

Base-58 encoded Solana Pubkey

Example: 11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp

recent_blockhashstringRequired

Responses

200

Successfully formed transaction.

text/plain

stringOptional

400

Incorrect Solana Hash.

418

Server can't sign, authority keypair not available.

424

Jupiter Swap Error.

text/plain

500

Server Error.

post/api/v1/vaults-tx/close-vault

POST /ftaas/api/v1/vaults-tx/close-vault HTTP/1.1
Host: dev.api.starke.finance/
Content-Type: application/json
Accept: */*
Content-Length: 207

{
  "manager": "11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp",
  "vault_id": "11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp",
  "transfer_hook_program": "11zmYTukqmpe19rRc6oC5PWzFGZrH1dyBmUb4qpnxp",
  "recent_blockhash": "text"
}

text

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Last updated 3 months ago

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