Token Extensions Calculator

Developing

Development

https://vf-solana-api.dev.alphaledger.com

POST

/api/v1/financial-instruments/token-extensions-calculator

Creates Solana Transaction:No

OperationId:tokenExtensionsCalculator

Calculates the following inputs needed to setup a new mintAccount:

the mint account size in bytes

the amount of rent

Factors (inputs) taken in this calcuation:

Token 2022 Extensions to be enabled on the token

The size of onchain metadata to be put on the token

Request

Authorization

Bearer Token

Provide your bearer token in the

Authorization

header when making requests to protected resources.

Example:

Authorization: Bearer ********************

Query Params

Body Params application/jsonRequired

Examples

Responses

🟢200Success

application/json

Body

🟠400Bad Request

🟠401Unauthorized

🟠403Forbidden

🟠429Too Many Requests

🔴500Internal Server Error

Request Example

Shell

JavaScript

Java

Swift

curl --location --request POST 'https://vf-solana-api.dev.alphaledger.com/api/v1/financial-instruments/token-extensions-calculator?solanaClusterId=SOLANA_DEVNET' \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data-raw '{
    "extensions": [
        "PERMANENT_DELEGATE"
    ],
    "metadata": {}
}'

Response Example

200 - Example 1

{
    "mintAccountSize": 416,
    "estimatedRentAmount": 0
}

Modified at 2025-12-05 08:59:24

Fetch Financial Instruments

Positions