ZetSIM
Find and compare travel eSIMs
Tell your AI where you are travelling, for how long, how much data you need and your budget. ZetSIM finds matching travel eSIM data plans from its live catalogue, compares them side by side, shows which mobile networks cover your destination and checks whether your phone supports eSIM.
What you can ask
- I'm going to Japan for 10 days and need about 10 GB of data. What eSIM should I get?
Example path ·
MCP connector
- Server URL
https://www.zetsim.com/mcp- Login
- None
- Protocol
- MCP 2026-07-28
- Instructions
ZetSIM sells travel eSIM data plans for 180+ destinations. These tools read ZetSIM's live catalogue.
Typical flow: (destination + trip days + data + budget) -> optionally -> with the 1-3 plans you recommend. Use / for "where do you cover" and network questions, for "will my phone work", for currencies.
Rules:
Never state a price, data allowance, validity, network or coverage claim that did not come from a tool in this conversation. If a tool returns nothing, say so; do not substitute another destination or a remembered figure.
Quote prices exactly as price.display. Never convert currencies or do arithmetic on prices. A null price means "not priced in that currency yet".
When a plan is unlimited, always state its fair_usage_policy.
Only say tethering/hotspot is allowed when hotspot is "allowed". An empty network list means not recorded, not "no coverage".
Device compatibility: never ask for an IMEI or EID. A listed model is a strong signal; the definitive check is dialling *#06# and looking for an EID.
Tools
Reads data7
Skills
1 in the ChatGPT listing
