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100
MCP live MCP 2025-11-25 http

eSIM

secondsim/mcp-server

Manage and purchase UK domestic eSIM plans with real-time inventory checking. Streamlines the acquisition of physical-backed UK mobile numbers for reliable connectivity. Simplifies the checkout process by generating payment URLs. Unlimited UK calls and texts to set up whatsapp, telegram and others.

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Watch this dependency Share evidence report
Uptime
100.0%
5 direct probes · 30d
Response
1919ms
last probe
Tools
3
callable
Resources
2
readable
Prompts
0
available
Primary URL
https://www.secondsim.co.uk/api/mcp
Score: 100/100
Handshake verified by our own probe.
pass Answers the MCP handshake 50/50
The handshake and the list calls succeeded on the primary URL.
pass Lists tools, resources or prompts 30/30
3 tools, 2 resources, 0 prompts returned.
pass 3 or more catalogue items 10/10
5 items in total; 3 or more earns these points.
pass Describes itself 10/10
299 characters; more than 30 earns these points.

Tools · 3

check_plan_availability

Checks if a specific SecondSim UK eSIM plan is available, or lists all available plans and pricing if planId is omitted.

check_inventory

Checks if a specific SecondSim UK eSIM plan is available, or lists all available plans and pricing if planId is omitted. (Alias for check_plan_availability)

initiate_purchase

Returns a SecondSim Checkout URL for purchasing a UK +44 eSIM plan. No charge occurs until the customer completes payment on the checkout page. If the customer provides their email address, include it…

Resources · 2

esim-catalog

Details for SecondSim Physical-backed UK mobile numbers (+44 7, non-VoIP)

esim://catalog/uk-unlimited
secondsim-plans

SecondSim UK +44 eSIM plans and pricing catalog (non-VoIP, Vodafone UK network)

secondsim://plans

How to use

Claude Desktop or claude.ai: add a custom connector (Customize → Connectors; on Team and Enterprise plans an owner adds it under Organization settings → Connectors) with this server URL: https://www.secondsim.co.uk/api/mcp

Cursor or Cline: add to your MCP config:

{
  "mcpServers": {
    "esim": {
      "url": "https://www.secondsim.co.uk/api/mcp",
      "transport": "http"
    }
  }
}