Method getAttachment

mcp/src/client.ts:223–230

(
    messageId: string,
    index: number,
    opts: { inline?: boolean } = {},
    explicitAddress?: string,
  )

  // getAttachment (§6a #5): metadata + a short-lived download_url for one
  // attachment. inline:true also returns base64 `data` for small attachments.
  getAttachment(
    messageId: string,
    index: number,
    opts: { inline?: boolean } = {},
    explicitAddress?: string,
  ): Promise<AttachmentView> {
    return this.sdk.messages.getAttachment(this.resolveAddress(explicitAddress), messageId, index, opts);
  }

  // Cursor pagination (§6a #3): returns ONE page + next_cursor. `limit` is the
  // page size; pass a prior response's next_cursor as `cursor` for the next page.