MyBestSim eSIM comparator
Compare prepaid travel eSIM plans by destination, data and trip length; plan multi-country trips.
Connect it
Settings → Connectors → Add custom connector
URL: https://mcp.mybestsim.com/mcpSettings → Apps & Connectors → Advanced → Developer mode
Create connector with URL: https://mcp.mybestsim.com/mcp{
"mcpServers": {
"esim-comparator": {
"url": "https://mcp.mybestsim.com/mcp"
}
}
}claude mcp add --transport http esim-comparator https://mcp.mybestsim.com/mcp{
"servers": {
"esim-comparator": {
"type": "http",
"url": "https://mcp.mybestsim.com/mcp"
}
}
}4 tools, verified live
search_esim_plansread-onlyUse this when someone is choosing a travel eSIM or needs mobile data abroad for a given country or region, e.g. "cheapest eSIM for Japan", "10 GB for two weeks in Europe", "unlimited data in the USA". Returns a shortlist (up to 10, at most 2 per provider) from the MyBestSim comparator: data allowance, validity, price in the traveller's currency (pass currency; also USD and EUR), 5G/hotspot/calls/S
plan_trip_esimread-onlyUse this when one trip visits SEVERAL countries or regions, e.g. "Japan then China", "two weeks in France, Italy and Spain", "Thailand, Vietnam and Cambodia in March". Pass EVERY stage in travel order, with the days spent in each when known (or totalDurationDays), and the data need. Compares, at the real total price, every way to cover the trip: (a) one eSIM for every stage (regional or worldwide
get_destination_overviewread-onlyUse this when someone asks how much a travel eSIM costs in a country or region, what the average or typical price is, or how much choice there is, before comparing individual plans. Returns the number of plans and providers listed on the MyBestSim comparison page, typical prices computed over all of them (median price of standard packages: 1 GB/7 days, 5, 10 and 20 GB/30 days, unlimited 7 and 30 d
get_esim_planread-onlyUse this when someone wants the detail of one plan returned by search_esim_plans or get_destination_overview: coverage (number of countries, region), features, validity and price. Needs the planId and the destination it was found under.
Change history
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