Billing

Create Checkout

Create a Stripe Checkout session for free → standard upgrade.

New model (2026-04): Only one paid plan (standard). Subscription has 2 Stripe items:

  1. Base price: ¥980/month (recurring fixed)
  2. Metered price: per-message usage (tiered: ¥18 × 1-300, ¥15 × 301+)
post/api/billing/create-checkout

Request

  • Base URL: https://api.soeru.biz (the document declares no server; this is the origin it was published from)
  • URL: https://api.soeru.biz/api/billing/create-checkout
  • Auth: none declared. Required headers: authorization

Headers

authorizationstring required

Bearer <token>

Request body

planstring required

Response

Successful Response

unknown required

Changes

No recorded changes to this operation across all 1 revision of this API.