GST Calculator
gst_calculatorRead-onlyIdempotent
Add or remove GST at the slabs in force since September 2025 (5%, 18%, 40%) or legacy 12% and 28%, split as CGST + SGST locally or IGST inter-state. Web page: https://calcbright.com/gst-calculator
Input Schema
TableJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| mode | No | Calculation | add |
| rate | No | GST rate | 18 |
| amount | No | Amount excluding GST | |
| supply | No | Type of supply | intra |
| currency | No | Currency | INR |