JamboSim
Instant eSIM data plans for 200+ countries. No roaming fees, no physical SIM. Stay connected wherever you travel.
https://jambosim.com/Opens ChatGPT on the web or desktop and asks it to use the WebMCP tools available here.
Connect straight to this server’s public endpoint.
https://jambosim.com/mcpWe add this server to your workspace, then open Studio — saved access, one connection to many servers, with a history of what ran.
Last probed Sep 14, 2026 · jambosim.com
3tools discovered
Search eSIM plans
Search JamboSim's active eSIM data plans by country (ISO 3166-1 alpha-2 code) or by regional plan (e.g. europe, asia, global). Returns plan name, data allowance, duration, USD price, carrier, and the JamboSim checkout URL.
Get country coverage info
Return the supported carriers, network types (4G/5G/LTE), plan count and JamboSim page URL for a country. Input is the ISO 3166-1 alpha-2 country code.
List regional eSIM plans
List all JamboSim regional/multi-country eSIM plans (Europe, Asia, Global, Latin America, etc.) with their slug, plan count and page URL. Use search_plans with region_slug to fetch the actual plans.
Get your MCP into directories
A working endpoint is step one. Directory coverage is the coordinated launch across ChatGPT, Claude, Cursor, the MCP Registry, and community indexes.
Directory coverage for brandsInstant eSIM data plans for 200+ countries. No roaming fees, no physical SIM. Stay connected wherever you travel.
Use the MCP endpoint listed on this page in your MCP client configuration. One-click install pills support Claude, Cursor, VS Code, and other hosts. Copy the remote MCP URL if your client needs a manual entry.
Operate JamboSim? Verify ownership to take over this directory entry.
This server appears in the MCPBundles directory. Verify you operate it to take over the listing — name, description, logo, contact email, and skill content. We email a 6-digit code to a maintainer address your server publishes in /.well-known/security.txt or /.well-known/mcpbundles.json. Free, takes about a minute.
MCPBundles probed 3 tools on the live server. The tool list on this page reflects what was discovered at the last refresh — connect your client to see the full set available to your session.
No provider sign-in was required during MCPBundles' probe. Your client may still need MCPBundles credentials depending on how you connect.
MCPBundles is an independent platform built on the open Model Context Protocol standard. Not affiliated with Anthropic PBC or Claude.