Siima eSIM

Search prepaid travel eSIM data plans by destination country (ISO 3166-1 alpha-2, e.g. "JP"), region (e.g. "Europe"), minimum data in GB, maximum total price, or plan duration in days. Plans come in three coverage types: "country" (one country), "regional" (a named multi-country area such as "Europe+" or "South East Asia"), and "global" (worldwide). A country filter matches every plan that covers

Fetch full details of a single Siima eSIM plan by its id (from search_esim_plans). To buy: call create_checkout_link with the plan id, give the returned URL to the user. They confirm their email with a 6-digit code and pay there; nothing is ordered until they do. After payment they are emailed a link to their eSIM; opening it on their phone gives a one-tap install, the QR code and manual codes. No

Create a secure payment link on siima.online for a Siima eSIM plan (Stripe-powered, but hosted on our own site — never a redirect to checkout.stripe.com). Give the returned url to the user to complete payment. Optionally pass the buyer's email to pre-fill the checkout form. The buyer confirms it with a 6-digit code we email them, then pays — nothing is ordered until they do. After payment the buye

List all countries Siima sells a single-country eSIM plan for, with plan counts and the cheapest total price per country. Country codes are ISO 3166-1 alpha-2. Counts and prices cover country plans only, so they stay comparable — many more countries are reachable via multi-country plans; call list_regions for those.

List every multi-country coverage area Siima sells — regional areas such as "Europe+", "South East Asia" or "CENAM", and worldwide plans — with the countries every plan in it covers, how many plans it has, and its cheapest total price. Use this for a trip crossing several countries: pick a coverage area whose `countries` list contains the whole itinerary, then pass its name as `coverage` to search