---
title: "GET /api/v1/auth/family-invitation"
method: GET
path: "/api/v1/auth/family-invitation"
tags: ["Authentication", "Family"]
---

# GET /api/v1/auth/family-invitation

`GET /api/v1/auth/family-invitation`

Checks a product-bound one-use family invitation without performing password derivation or exposing its invited email.

## Query parameters

- `token` string, required

## Response `200`

Invitation validity.

- object
  - `valid` boolean, required

## Other responses

- `400` — The invitation token is malformed.

---

[API](https://skmtc.dev/expertschat/apis/billing-core-api.md) · [All operations](https://skmtc.dev/expertschat/apis/billing-core-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/expertschat/billing-core-api/revisions/c6d0e986ce32/schema)