MyBestSim eSIM comparator

Connect it to your AI

Claude Code

claude mcp add --transport http esim-comparator https://mcp.mybestsim.com/mcp

Claude, ChatGPT, Cursor and other apps

Add it as a custom connector with this URL (Streamable HTTP):

https://mcp.mybestsim.com/mcp

Cursor, VS Code and other apps (mcp.json)

{
  "mcpServers": {
    "esim-comparator": {
      "url": "https://mcp.mybestsim.com/mcp"
    }
  }
}

Tools it offers

4 tools, as the server itself reported during our check on Oct 31, 2026.

• search_esim_plansUse 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
• plan_trip_esimUse 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 spen
• get_destination_overviewUse 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 provid
• get_esim_planUse 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

Questions