# Get one statement

`GET https://evohub.io/api/v1/billing/statements/{period}`

Part of the [Billing API](https://docs.evohub.io/billing.md) reference · operationId `getStatement`.

One month's statement with its lines, one per metric. A line's
`ehu_billed` is its exact EHU; the period total is rounded up to a
whole EHU once, in `billed_ehu`.

Requires the `billing:invoice:read` scope.

## Authorization

Any one of:

- `bearerKey`
- `headerKey`

Where:

- `bearerKey`: HTTP Bearer — An EvoHub API key (`evohub_…`) as a bearer token.
- `headerKey`: API key in the header `X-API-Key` — An EvoHub API key (`evohub_…`).

## Path parameters

- `period` (string, required, pattern `^\d{4}-\d{2}$`, example `2026-10`): The month, `YYYY-MM`.

## Responses

### 200 — The statement.

Content type: `application/json`

Type: `object`

- `data` (Statement)
  - `id` (string)
  - `org_id` (string)
  - `period_start` (string (date-time))
  - `period_end` (string (date-time)): The first instant of the next month (exclusive).
  - `status` (string, one of `open`, `predicted`, `finalized`): `open` for the month in progress, `predicted` for a closed month computed but not yet charged, `finalized` once the amount is frozen.
  - `rate_version` (integer): The rate card version that priced the period.
  - `pricing_tier` (string, one of `on_demand`, `commitment`, `prepaid`)
  - `total_ehu` (number): Exact usage for the period, before rounding and the free allowance.
  - `billed_ehu` (number): `total_ehu` rounded up to a whole EHU.
  - `allowance_ehu` (number): How much the free allowance covered.
  - `chargeable_ehu` (number): `billed_ehu` minus `allowance_ehu`.
  - `credit_ehu` (number): How much of that was paid from the credit balance.
  - `commitment_ehu` (number): The committed volume billed, used or not.
  - `overage_ehu` (number): Usage beyond what the tier covered, priced on demand.
  - `total_usd` (number): The period's own charge. A month covered by the allowance costs 0.
  - `carried_in_usd` (number): Amounts owed by earlier months that were too small to charge alone, collected with this one.
  - `carried_periods` (array of string (date-time)): The months carried in. Left out when there are none.
  - `settled_by_period` (string (date-time)): The month whose payment collected this one, when it was carried forward. Left out while still owed.
  - `generated_at` (string (date-time))
  - `finalized_at` (string (date-time)): When the amount was frozen. Left out while it can still change.
  - `charge_status` (string, one of `not_required`, `below_minimum`, `no_payment_method`, `invoiced`, `paid`, `failed`): What became of the money. Left out until collection has run. `not_required`: nothing was owed. `below_minimum`: too small to charge, carried forward. `no_payment_method`: owed with no card on file. `invoiced`: invoice raised and payment attempted. `paid`. `failed`: the card was declined or the invoice refused.
  - `charged_at` (string (date-time))
  - `hosted_invoice_url` (string (uri))
  - `invoice_pdf_url` (string (uri))
  - `receipt_url` (string (uri))
  - `lines` (array of object): One line per metric. Only on a single statement, and left out when it has none.
    - `metric_key` (string)
    - `quantity` (number)
    - `ehu` (number)
    - `ehu_billed` (number)
    - `usd` (number)
  - `amount_due_usd` (number): What the statement asks for — `total_usd` plus `carried_in_usd`.

### 400 — `period` is not `YYYY-MM` (`INVALID_PERIOD`).

Content type: `application/json`

Type: `Error`

- `error` (object, required)
  - `code` (string, required, example `STATEMENT_NOT_FOUND`)
  - `message` (string, required, example `No statement for that period.`)
  - `request_id` (string)

### 401 — No API key was sent, or it is unknown, revoked or expired (`UNAUTHORIZED`).

Content type: `application/json`

Type: `Error`

- `error` (object, required)
  - `code` (string, required, example `STATEMENT_NOT_FOUND`)
  - `message` (string, required, example `No statement for that period.`)
  - `request_id` (string)

### 403 — The key lacks the scope this endpoint needs (`FORBIDDEN`).

Content type: `application/json`

Type: `Error`

- `error` (object, required)
  - `code` (string, required, example `STATEMENT_NOT_FOUND`)
  - `message` (string, required, example `No statement for that period.`)
  - `request_id` (string)

### 404 — There is no statement for that month (`STATEMENT_NOT_FOUND`).

Content type: `application/json`

Type: `Error`

- `error` (object, required)
  - `code` (string, required, example `STATEMENT_NOT_FOUND`)
  - `message` (string, required, example `No statement for that period.`)
  - `request_id` (string)

### 429 — Too many requests (`RATE_LIMITED`). Wait for `Retry-After` seconds.

Headers:

- `Retry-After` (integer): Seconds to wait before retrying.

Content type: `application/json`

Type: `Error`

- `error` (object, required)
  - `code` (string, required, example `STATEMENT_NOT_FOUND`)
  - `message` (string, required, example `No statement for that period.`)
  - `request_id` (string)

### 500 — The statement could not be loaded (`STATEMENT_FAILED`). Retry later.

Content type: `application/json`

Type: `Error`

- `error` (object, required)
  - `code` (string, required, example `STATEMENT_NOT_FOUND`)
  - `message` (string, required, example `No statement for that period.`)
  - `request_id` (string)

## Example request

```bash
curl -X GET 'https://evohub.io/api/v1/billing/statements/2026-10' \
  -H 'Authorization: Bearer <TOKEN>'
```