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Developer API

Cascade Docs

OTP over WhatsApp and Telegram: guides, API docs, and an interactive OpenAPI explorer.

Integration guide API Reference
POST /api/otp/send 
curl -X POST https://cascade.kz/api/otp/send \
  -H "Authorization: Bearer $CASCADE_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{"phone":"77001234567","purpose":"registration"}'
  • Base URL https://cascade.kz/api
  • Auth Authorization: Bearer <token>
  • OpenAPI https://docs.cascade.kz/en/openapi.yaml

Sections

01

Integration guide

From signup to your first POST /otp/send in a few minutes.

 02

API handbook

Send, verify, errors, limits, balance, and short links.

 03

API Reference

Interactive OpenAPI (Scalar) from the live schema.