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.
Not monetized yet
Turn eSIM’s tool calls into revenue: one disclosed sponsored slot, 70% revenue share, fail-open by design.
Install eSIM
For anyone using eSIM — no Lulu account neededclaude mcp add --transport http esim https://mcp-server--secondsim.run.tools
Real-time weather for any city, built on the lulu-ads widget gallery. First-party, free forever.
View server →FAQ
Run: claude mcp add --transport http esim https://mcp-server--secondsim.run.tools
Yes — it’s a remote MCP server, so no local install is needed.
ChatGPT: Settings → Connectors → Advanced → Developer mode → Add connector, then paste https://mcp-server--secondsim.run.tools.
Claude.ai: Settings → Connectors → Add custom connector, then paste the same URL.
Unrated out of 100, computed from cross-registry traction signals (installs, stars, registry presence) — never influenced by sponsorship.
Similar servers
Works well together
Your server?
This is for the person who owns eSIM — adds Lulu Ads to your own code. Not the install steps above, those are for your users.
Copies a ready prompt: your coding agent installs the lulu-ads SDK, wires the slot, and applies the widget design guide.
or set up manually at getlulu.dev/publishers
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Managed hosting with monetization built in — waitlist.
[](https://getlulu.dev/mcps/esim)