Siima eSIM MCP server

Siima eSIM is a remote MCP server that gives an AI agent 5 tools, among them create_checkout_link, get_esim_plan, list_destinations. It answers at https://api.siima.online/mcp over streamable HTTP, and it listed its tools to an anonymous client, so no sign-in was needed for that. Our probes reached it 6 of 6 times since 12 September 2026; the last check, on 24 October 2026, succeeded.

Status

Answering

Tools

Official

yes, served from siima.online

Reliability

6 of 6 checks

Response time

161 ms

Transport

streamable HTTP

Last checked

24 October 2026

Search travel eSIM plans for 150+ countries and buy via Stripe link; eSIM QR delivered by email.

Description as the publisher wrote it.

The 5 tools Siima eSIM offers

Tool	What it does
`create_checkout_link`	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 em Inputs: plan_id, email, currency
`get_esim_plan`	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 Inputs: plan_id, currency
`list_destinations`	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 Inputs: currency
`list_regions`	List every multi-country coverage area Siima sells — regional areas such as "Europe+", "South East Asia" or "CENAM", and worldwide plans — with the countries each one covers, how many plans it has, and its cheapest total price. Use this for Inputs: currency, country
`search_esim_plans`	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 coun Inputs: country, region, coverage_type, coverage, min_data_gb, max_price

Add Siima eSIM to your AI client

Every block below points at https://api.siima.online/mcp. Pick your client and copy.

Claude Code: one command in your terminal

claude mcp add --transport http siima-esim https://api.siima.online/mcp

Claude Desktop: claude_desktop_config.json

{
  "mcpServers": {
    "siima-esim": {
      "command": "npx",
      "args": ["-y", "mcp-remote", "https://api.siima.online/mcp"]
    }
  }
}

Cursor: ~/.cursor/mcp.json, or .cursor/mcp.json in a project

{
  "mcpServers": {
    "siima-esim": {
      "url": "https://api.siima.online/mcp"
    }
  }
}

VS Code and GitHub Copilot: .vscode/mcp.json

{
  "servers": {
    "siima-esim": {
      "type": "http",
      "url": "https://api.siima.online/mcp"
    }
  }
}

Zed: Zed settings.json

{
  "context_servers": {
    "siima-esim": {
      "url": "https://api.siima.online/mcp"
    }
  }
}

Windsurf: ~/.codeium/mcp_config.json

{
  "mcpServers": {
    "siima-esim": {
      "serverUrl": "https://api.siima.online/mcp"
    }
  }
}

JetBrains AI Assistant: Settings, Tools, AI Assistant, MCP, New MCP Server, as JSON

{
  "mcpServers": {
    "siima-esim": {
      "url": "https://api.siima.online/mcp"
    }
  }
}

Continue: .continue/mcpServers/neuronto.yaml

name: Siima eSIM
version: 0.0.1
schema: v1
mcpServers:
  - name: Siima eSIM
    type: streamable-http
    url: https://api.siima.online/mcp

Gemini CLI: ~/.gemini/settings.json

{
  "mcpServers": {
    "siima-esim": {
      "httpUrl": "https://api.siima.online/mcp"
    }
  }
}

Codex CLI: MCP server config

{
  "mcpServers": {
    "siima-esim": {
      "type": "http",
      "url": "https://api.siima.online/mcp"
    }
  }
}

Warp: MCP servers, + Add, paste JSON

{
  "mcpServers": {
    "siima-esim": {
      "url": "https://api.siima.online/mcp"
    }
  }
}

Goose: a one-click extension link

goose://extension?url=https%3A%2F%2Fapi.siima.online%2Fmcp&type=streamable_http&id=siima-esim&name=Siima%20eSIM

Is Siima eSIM up right now?

It answered our last check on 24 October 2026 in 161 ms. Over 6 checks since 12 September 2026 it answered 6. Status here comes from Neuronto's own probes, not from the publisher.

MCP servers similar to Siima eSIM

ALT eSIM5 tools Simsima Connectivity7 tools IbiPoint eSIM Catalog3 tools eSIM-Global.VIP eSIM Catalog3 tools e-eSIM Catalog3 tools eSIM Finder0 tools

Questions about Siima eSIM

Is there an official Siima eSIM MCP server?

Yes. It is published by siima.online and served from api.siima.online, the vendor's own domain: https://api.siima.online/mcp.

How many tools does Siima eSIM have?

5, as returned by the server's own tools/list on 23 September 2026: create_checkout_link, get_esim_plan, list_destinations, list_regions, search_esim_plans.

Is Siima eSIM down?

It answered our last check on 24 October 2026 in 161 ms. Over 6 checks since 12 September 2026 it answered 6.

How do I add Siima eSIM to Cursor?

Put the server under mcpServers in ~/.cursor/mcp.json with the URL https://api.siima.online/mcp. The exact JSON is above, with the same setup for Claude Code, Claude Desktop, VS Code, Windsurf, Zed, Gemini CLI and the rest.

Does Siima eSIM need an API key?

It listed its tools to an anonymous client, so reading the tool list needs no key. Individual tools can still ask for credentials in their own inputs.

Where this comes from

Publisher: online.siima. Endpoint host: api.siima.online. ARD identifier: urn:air:online.siima:mcp:esim. First indexed 10 September 2026. The tools are exactly what the server returned; nothing on this page is inferred from its name. Ranking in Neuronto search is never for sale.

Is this your server? Get a message the day it stops answering or its tools change: monitoring, 14 days free. Or claim the domain to manage how it is listed.