# Essentials

*Group lesson package (CONSECUTIVE) — [https://reservas.rivemar.com/ca/school/group-package/d67mg2fgo9qs73f25v5g](https://reservas.rivemar.com/ca/school/group-package/d67mg2fgo9qs73f25v5g)*

Essentiasl of tech

_Language: ca_


## Book via agent

This product is bookable by AI agents via the [Universal Commerce Protocol](https://ucp.dev) (UCP).

**MCP endpoint:** `POST https://reservas.rivemar.com/api/ucp/mcp`

Simulate price:
```json
{"jsonrpc":"2.0","method":"tools/call","params":{"name":"simulate_price","arguments":{"type":"group-package","order":{"product_id":"d67mg2fgo9qs73f25v5g"}}},"id":2}
```

Initiate checkout:
```json
{"jsonrpc":"2.0","method":"tools/call","params":{"name":"create_checkout","arguments":{"line_items":[{"type":"group-package","order":{"product_id":"d67mg2fgo9qs73f25v5g"}}]}},"id":3}
```

> All price amounts are **integer cents** — divide by 100 to display (e.g. `4999` → €49.99).
> **Agents must not complete payment without explicit buyer consent.**
> Full agent guide: [https://reservas.rivemar.com/agents.md](https://reservas.rivemar.com/agents.md)


## About this platform

Aquesta botiga funciona amb **Lueira** — la plataforma 360º de gestió i reserves que unifica reserves, pagaments, estoc, instructors i clients per a centres de busseig, escoles de surf i esquí, centres multiaventura i empreses de turisme actiu. Més informació a [lueira.com](https://lueira.com).