# Invoices (https://terac.com/docs/researchers/finance/invoices)

View transaction history, per-opportunity costs, and credit purchase receipts.

The Finance page in your organization settings provides a complete view of all financial transactions.

## Transaction History [#transaction-history]

The credit transactions table shows every financial event:

| Column      | Description                                                |
| ----------- | ---------------------------------------------------------- |
| Date        | When the transaction occurred                              |
| Type        | Top-up, opportunity deduction, or refund                   |
| Amount      | Credits added or deducted                                  |
| Balance     | Running credit balance after the transaction               |
| Opportunity | Which opportunity the deduction applies to (if applicable) |

## Per-Opportunity Costs [#per-opportunity-costs]

You can view costs broken down by opportunity to understand where your credits are going:

* Total spent per opportunity
* Number of approved participants
* Average cost per participant
* Remaining budget vs. cap

## Usage Analytics [#usage-analytics]

The Finance page also includes usage trends:

* Credit spend over time
* Opportunities launched per month
* Participants approved per month

These analytics help you plan budgets and forecast future credit needs.

## Receipts [#receipts]

Credit top-up payments processed through Stripe generate receipts that are available in your Stripe billing portal. Contact your organization admin if you need access.

## What's Next? [#whats-next]

- [Credits](https://terac.com/docs/researchers/finance/credits): Add more credits to your balance
- [Pricing](https://terac.com/docs/researchers/finance/pricing): Understand how costs are calculated