{"site":{"name":"Koji","description":"AI-native customer research platform that helps teams conduct, analyze, and synthesize customer interviews at scale.","url":"https://www.koji.so","contentTypes":["blog","documentation"],"lastUpdated":"2026-05-18T13:47:09.064Z"},"content":[{"type":"documentation","id":"de636705-93f7-4080-b18e-a694b9094648","slug":"managing-payment-methods","title":"Managing Payment Methods","url":"https://www.koji.so/docs/managing-payment-methods","summary":"Manage Koji payments through the Stripe billing portal, accessible from Dashboard > Profile > Billing. Update credit cards, view/download invoices, add tax IDs for VAT-compliant business invoicing, and handle failed payments. All Koji pricing is in EUR. Stripe provides PCI DSS Level 1 security — Koji never stores card details directly.","content":"## Managing Your Payment Methods\n\nKoji uses **Stripe** to securely handle all payments. You can update your card, view invoices, and manage billing settings through the Stripe billing portal — accessible directly from your Koji account.\n\n---\n\n## Updating Your Credit Card\n\n### Steps to Update Your Card\n1. Go to **Dashboard** → **Profile** → **Billing**\n2. Click **Manage Billing** to open the Stripe billing portal\n3. Under **Payment method**, click **Update**\n4. Enter your new card details\n5. Save — your new card is used for all future charges\n\n### When to Update Your Card\n- Before your current card expires\n- After receiving a failed payment notification\n- When switching to a corporate card or different payment method\n\n### Supported Payment Methods\nStripe supports most major payment methods:\n- Visa, Mastercard, American Express\n- Other card networks supported by Stripe in your region\n- Some regions may support additional methods (bank transfers, etc.)\n\n---\n\n## Viewing and Downloading Invoices\n\n### Accessing Your Invoices\n1. Go to **Dashboard** → **Profile** → **Billing**\n2. Click **Manage Billing** to open the Stripe portal\n3. Navigate to the **Invoices** or **Billing history** section\n4. View any past invoice with a detailed breakdown\n\n### What's on Your Invoice\nEach invoice includes:\n\n| Item | Description |\n|------|-------------|\n| **Plan subscription** | Base fee for your plan (Insights €29/mo, Interviews €79/mo, etc.) |\n| **Metered usage** | [Overage credits](/docs/overage-billing-explained) beyond your included allocation at €1/credit |\n| **Proration adjustments** | Credits or charges from mid-cycle [plan changes](/docs/upgrading-your-plan) |\n| **Tax** | VAT or sales tax if applicable |\n| **Total** | Final amount charged to your payment method |\n\n### Downloading Invoices\n- Click on any invoice in the Stripe portal to view the full PDF\n- Download invoices for expense reporting or accounting purposes\n- All invoices are retained indefinitely in your Stripe billing history\n\n---\n\n## Tax and VAT Invoicing\n\n### For Business Accounts\nIf you need VAT-compliant invoices for your business:\n\n1. Open the Stripe billing portal from **Dashboard** → **Profile** → **Billing**\n2. Add your **Tax ID** (VAT number, GST number, etc.)\n3. Update your **billing address** with your business address\n4. Future invoices will include your tax ID and business details\n\n### Supported Tax IDs\nStripe supports tax IDs from most countries, including:\n- EU VAT numbers\n- UK VAT numbers\n- US EIN\n- Australian ABN/GST\n- And many more regional tax identifiers\n\n### VAT for EU Customers\n- EU business customers with a valid VAT number may be eligible for **reverse charge** (0% VAT)\n- Individual EU customers are charged VAT based on their country of residence\n- Tax is calculated and applied automatically by Stripe\n\n---\n\n## Billing Currency\n\nAll Koji plans are priced in **EUR (€)**. If your card is denominated in a different currency:\n- Your bank will apply a **currency conversion** at the time of charge\n- Conversion rates and fees are set by your bank, not by Koji\n- The EUR amount on your invoice is the definitive charge\n\n---\n\n## Handling Failed Payments\n\nIf a payment fails:\n1. Stripe automatically retries the charge over the next few days\n2. You'll receive an email notification about the failed payment\n3. Update your payment method via the Stripe billing portal\n4. Once updated, Stripe retries the charge automatically\n5. Your subscription remains active during the retry period\n\n### Preventing Failed Payments\n- Keep your card details up to date\n- Ensure sufficient funds or credit limit for your plan + potential [overage](/docs/overage-billing-explained)\n- Add a backup payment method if available in your region\n\n---\n\n## Stripe Billing Portal\n\nThe Stripe billing portal is your central hub for all payment management. Access it from **Dashboard** → **Profile** → **Billing** → **Manage Billing**.\n\nFrom the portal, you can:\n- Update or change payment methods\n- View and download all invoices\n- Add tax IDs for business invoicing\n- Update billing address\n- View current subscription details\n- [Change or cancel your plan](/docs/upgrading-your-plan)\n- View upcoming invoice preview\n\n---\n\n## Payment Security\n\nYour payment information is handled exclusively by Stripe:\n- **PCI DSS Level 1** — the highest level of payment security certification\n- **256-bit SSL encryption** — all data encrypted in transit\n- **3D Secure** — additional authentication supported for compatible banks\n- **Koji never sees your card number** — all sensitive payment data stays within Stripe's secure infrastructure","category":"Billing & Plans","lastModified":"2026-04-25T19:14:08.521275+00:00","metaTitle":"Managing Payment Methods — Koji","metaDescription":"Update your credit card, view invoices, manage VAT settings, and access the Stripe billing portal for your Koji subscription.","keywords":["koji payment method","koji invoice","koji stripe portal","koji VAT","update credit card koji"],"aiSummary":"Manage Koji payments through the Stripe billing portal, accessible from Dashboard > Profile > Billing. Update credit cards, view/download invoices, add tax IDs for VAT-compliant business invoicing, and handle failed payments. All Koji pricing is in EUR. Stripe provides PCI DSS Level 1 security — Koji never stores card details directly.","aiPrerequisites":["upgrading-your-plan"],"aiLearningOutcomes":["Update payment methods through account settings","View and download invoices from the billing portal","Handle failed payments and avoid service interruptions","Configure business billing details including VAT numbers"],"aiDifficulty":"beginner","aiEstimatedTime":"5 min read"}],"pagination":{"total":1,"returned":1,"offset":0}}