Add tax, books and inventory to your product in weeks.
Your customers already keep their money with you. Give them VAT, WHT, e-invoicing, inventory, accounting and filing in the same place, running on TaxStreem.
POST /v1/vat/compute
{ "amount": 850000, "inclusive": false }
200 OK
{ "vat": 63750, "rate": 0.075, "total": 913750 }
POST /v1/einvoice
201 Created
{ "irn": "INV00412-7C4E91A2-20261110",
"status": "signed" }| What you can offer | How |
|---|---|
| Tax on every transaction | Send transactions as they happen or in a daily batch. Get each one classified with its VAT and WHT treatment. |
| E-invoicing for your merchants | Send an invoice, receive the IRN and QR code. One key serves all your merchants. |
| Inventory | Inventory management run by AI agents that track stock levels and value, flag leakage and watch price changes for each merchant. |
| Accounting | Ledgers and IFRS financial statements for each customer, from the data you already hold. |
| Filing | VAT, WHT, CIT and PIT returns prepared and filed for your customers, with status sent to your webhook. |
| Your rails | Use your own payment rails for tax payments and supplier payments. |
How partners work with us
build your own screens on the API, or send your customers to a TaxStreem workspace that opens with single sign-on. Pricing is per call or a revenue share.
For developers
REST API, OAuth 2.0, signed webhooks, a sandbox and published uptime terms. Read the API docs
