> ## Documentation Index
> Fetch the complete documentation index at: https://docs.gu1.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Janelas contratuais por CUIT

> Janelas de mudança CBU/CVU (w_1d a w_180d) — cobrança por request quando precificado.

## Query

<ParamField query="window" type="string">
  Opcional. `w_1d`, `w_3d`, `w_7d`, `w_14d`, `w_21d`, `w_30d`, `w_90d`, `w_180d`.
</ParamField>

<ParamField query="date" type="string">
  Opcional. `YYYY-MM-DD`.
</ParamField>

## Resposta

Cada janela: `days`, `cbuDelta`, `cvuDelta`, `daysWithChanges`, `variance`, `diffVsPrev`.

## Erros

| HTTP | `error.code`                     |
| ---- | -------------------------------- |
| 400  | `INVALID_WINDOW`, `INVALID_DATE` |
| 404  | `CUIT_NOT_FOUND`                 |

## Regras

Ex.: `services.holder_intelligence.windows.w_7d.cbu_delta`. Ver [Condições](/pt/api-reference/rules/conditions).