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Response formatHandling errorsPaginating resultsSending data reliablyYour own customer idsWebhooks

API reference

Record credit POSTRecord outcome POSTComplete outcome POSTRecord wallet POSTRecord unit POSTComplete composite POST
List customers GETCreate a customer POSTGet a customer GETUpdate a customer PATCHDelete a customer DELETEGet a customer's balances GETGet a customer's wallet ledger GETSet a customer's low-balance alert PUTGet a customer's current plan GETChange a recurring grant PUTList Customer Usage Log GETLook Up Usage Logs by ID GET
Manage a customer's credit balance POSTManage a customer's outcome balance POSTManage a customer's unit balance POSTManage a customer's composite balance POSTManage a customer's wallet balance POST
List a customer's members GETAdd a member POSTUpdate a member PATCHRemove a member DELETE
PlansCreditsOutcomesUnitsComposites
List taxes GETCreate a tax POSTGet a tax GETUpdate a tax PATCH
List purchases GETCreate a purchase POSTGet a purchase GETUpdate a purchase's auto-payment setting PATCHCancel a purchase POST
List invoices GETGet an invoice GETMint a hosted pay link GET
List payments GETGet a payment GET
wallet.balance.update POSTwallet.balance.drop POST
Mint a customer-portal access token POST
Taxes

List taxes

Lists your taxes, oldest first. Archived taxes are included; pass active=true for only the ones that apply to new invoices.

GET
/taxes

Authorization

apiKey
AuthorizationBearer <token>

Organisation-scoped key from Settings → API Keys.

In: header

Query Parameters

active?boolean

true returns only active taxes.

Response Body

application/json

application/json

application/json

curl -X GET "https://example.com/taxes?active=true"
{  "statusCode": 200,  "statusDetail": {    "status": "SUCCESS",    "message": "OK"  },  "result": {    "taxes": [      {        "id": "tax_7k2m9",        "name": "GST",        "description": "India GST",        "percentage": 18,        "countryCode": "IN",        "behavior": "exclusive",        "isActive": true,        "createdAt": "2026-10-05T10:00:00.000Z",        "updatedAt": "2026-10-05T10:00:00.000Z"      }    ]  }}
{  "statusCode": 401,  "statusDetail": {    "status": "ERROR",    "message": "Invalid API key."  },  "result": {}}
{  "statusCode": 500,  "statusDetail": {    "status": "ERROR",    "message": "Could not complete the request."  },  "result": {}}

Composites

Credits, outcomes and units billed together as one thing. Nothing is deleted — archive instead.

Create a tax POST

Creates a tax for one country. Two active taxes can't share a name (ignoring case) in the same country — that's a `409`. `isActive` can't be sent.