> ## Documentation Index > Fetch the complete documentation index at: https://openrouter.ai/docs/llms.txt > Use this file to discover all available pages before exploring further. # Coverage What GitHub says the installation covers; null until read. ## Example Usage ```typescript theme={null} import { Coverage } from "@openrouter/sdk/models"; let value: Coverage = { checkedAt: new Date("2025-09-29T08:31:35.555Z"), repositoryCount: 719072, selection: "all", }; ``` ## Fields | Field | Type | Required | Description | | - | - | - | - | | `checkedAt` | [Date](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date) | ✔️ | When GitHub answered, through the installation token the vault holds. | | `repositoryCount` | *number* | ✔️ | Repositories the installation covers; null when GitHub did not count them. | | `selection` | [models.Selection](../models/selection.mdx) | ✔️ | N/A |