---
title: "Start Cubist login"
method: POST
path: "/v2/account-connections/cubist/login/start"
tags: ["Cubist Login"]
---

# Start Cubist login

`POST /v2/account-connections/cubist/login/start`

Authenticates with CubeSigner via email/password. Returns login_id for MFA or refresh_token when MFA is not required.

## Request body

- CubistLoginStartDto
  - `email` string, required
  - `password` string, required
  - `org_id` string, required
  - `environment` 'gamma' | 'prod', required

## Response `200`

- CubistLoginStatusResponseDto
  - `status` 'mfa_required' | 'complete' | 'expired', required
  - `login_id` string
  - `mfa_types` string[] — MFA types required (e.g. Totp, Fido)
  - `refresh_token` string — Present when status is complete; use for connection create or direct bootstrap
  - `expiration` number

---

[API](https://skmtc.net/range/apis/range-platform-api.md) · [All operations](https://skmtc.net/range/apis/range-platform-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/range/range-platform-api/versions/9926df2e476d/schema)