Inbox eSIM
Travel eSIMs for 200+ countries: find plans with USD prices and buy one, paid by MPP (Stripe).
What it does
Inbox eSIM is an MCP server, a connector that lets an AI assistant use it as a tool. It is hosted: an assistant connects to it over the internet, nothing to install.
From the publisher's description, Electra Index matched it to 2 capabilities: payments and travel booking. That makes it a candidate for tasks such as book travel or detect fraudulent transactions.
Facts come from the Official MCP Registry, as declared by the publisher. Capabilities are matched automatically (low confidence). None of this is a test of the tool.
At a glance
How to connect
As declared in the Official MCP Registry · hosted endpoint tested by Electra Index 2h ago (live check)Hosted endpoint
https://inboxesim.com/mcpstreamable-http
In Claude Code: claude mcp add --transport http inbox-esim https://inboxesim.com/mcp
MCP settings (Claude Desktop, Cursor and other MCP clients)
{
"mcpServers": {
"inbox-esim": {
"url": "https://inboxesim.com/mcp"
}
}
}Live check
Electra Index connected to the hosted endpoint 2h agoONLINE Inbox eSIM answered an MCP connection on 28 Oct 2026 and introduced itself as inbox-esim 1.0.0 (MCP protocol 2025-06-18).
2 tools offered to AI assistants
find_esim_plans· Lists Inbox eSIM data plans for a destination (country, city, region such as Europe, or 'global'), cheapest first, with plan_id, data in GB, validity in days and price in USD. Data only, no phone number; works on unlocked eSIM phones.buy_esim· Starts the purchase of one eSIM plan for the customer and returns a payment link. Pay it with the Machine Payments Protocol (HTTP 402, Stripe shared payment token) to complete the order. Before calling, confirm the plan, the price and the e
What "online" means: the server answered an MCP connection at the time of the check. It is not a guarantee of security, quality or continuous uptime. How we test: we open an MCP session and ask for the tool list, as an AI assistant would. We never run a tool and never send a key. Checked every few days. Method
Is this your server? Monitoring Pro: a check every 30 minutes and an email within the hour when it stops answering. Launch offer: $39.99 once, for life.
Tasks it helps with
Share of each task's required capabilities it covers| Book travel Travel Booking | 50% |
| Detect fraudulent transactions Payments | 50% |
| Buy products online Payments | 33% |
| Handle refund requests Payments | 33% |
| Reconcile payments Payments | 33% |
Similar tools
Listed for the same task: book travel- Live hotel, Airbnb/Vrbo and flight prices for agents: 330-night hotel calendars, OTA rates, reviews
- hoteloracleREMOTELOCALHotel Intelligence MCP — search, price compare, area guides, price calendars via Google Hotels
- travelpayouts-mcpREMOTELOCALMCP server for Travelpayouts API -- flight search, popular routes, price calendar
- AviasalesREMOTELOCALCheap flight search via Aviasales Data API: fares by route, price calendar, cheapest destinations
- airbnb-dataREMOTELOCALAirbnb search, listing details, and calendar availability as clean structured data
- SlickTripREMOTELOCALLive flight, hotel and seat prices, cheapest-day calendars, and price-drop alerts
Ready-made AI agents
- $15/mo · free plan · Prices & score →
- Lindy80$49.99/mo · free plan · Prices & score →
- $30/mo · Prices & score →
- Cal.com74$12/mo · free plan · Prices & score →
Facts & evidence
Each fact shows where it was seen and when.| Fact | Value | Evidence | Source | Last confirmed |
|---|---|---|---|---|
| Hosted endpoint | https://inboxesim.com/mcp | DECLARED | SRC-001 Official MCP Registry | 3h ago |
| Local install (package) | no | DECLARED | SRC-001 Official MCP Registry | 3h ago |
| Remote access (hosted) | yes | DECLARED | SRC-001 Official MCP Registry | 3h ago |
| Website | https://inboxesim.com | DECLARED | SRC-001 Official MCP Registry | 3h ago |
| Registry status | active | DECLARED | SRC-001 Official MCP Registry | 3h ago |
| Version | 1.0.0 | DECLARED | SRC-001 Official MCP Registry | 3h ago |
| MCP server | yes | DECLARED | SRC-001 Official MCP Registry | 3h ago |
Change history
- NEW28 Oct 2026first seen in the index
Is this page accurate?
Flag it and our robot re-checks the official source. Reports never change a score.Is Inbox eSIM still online?
Free alerts · no accountDo you run Inbox eSIM? Know when it stops answering
For publishers · optionalIts hosted endpoint can be monitored. Monitoring Pro connects every 30 minutes like an AI assistant, emails you within the hour when it stops answering, keeps a 90-day availability history and adds your answer rate to your badge.
Monitoring never changes a score or a rank.
Are you the publisher of Inbox eSIM?
Free · show your listingAn independent listing builds trust with your buyers. Announce it, and add the badge to your website or README.
<a href="https://electraindex.com/mcp/inbox-esim?utm_source=badge&utm_medium=share&utm_campaign=listing"><img src="https://electraindex.com/api/badge/inbox-esim" alt="Listed on Electra Index"></a>Questions about Inbox eSIM
How do I connect Inbox eSIM?
Use the hosted endpoint https://inboxesim.com/mcp in your assistant's MCP settings. The exact settings are in "How to connect" above, as declared in the Official MCP Registry.
What tools does Inbox eSIM offer?
When Electra Index connected on 28 Oct 2026, it listed 2 tools: find_esim_plans, buy_esim. The full list is in "Live check" above.
Is Inbox eSIM online?
Yes. Its hosted endpoint answered an MCP connection from Electra Index 2h ago.
What can I use Inbox eSIM for?
Based on its description, it is most relevant to: book travel, detect fraudulent transactions, buy products online, handle refund requests.