← Registry

eCommerce

cosim.io

Provides travel eSIM destination search, package listing, plan recommendations, and checkout creation for purchasing data plans.

1 endpoint7 known toolsFirst detected July 6, 2026Last detected July 6, 2026

ENDPOINT 1

https://cosim.io/mcp

No auth detected

Known tools 7

search_destinations

Search travel eSIM destinations by country/region name (multilingual: "Japan", "日本", "Japon", "일본" all work).

Inferred read-only
list_packages

List all data plans for a destination (country code like "JP", or a regional slug like "southeast-asia").

Inferred read-only
get_package

Get full details of a single package by its ID or SEO slug, including price, coverage, and top-up support.

Inferred read-only
recommend_plans

Recommend up to 3 plans (cheapest / best value / most data) for a trip given destination countries, trip length in days, and expected usage.

Inferred read-only
create_checkout

Create a secure checkout link for a package.

Potential side effects
check_order_status

Check the status of a checkout created with create_checkout (pending payment / paid / delivered / expired).

Potential side effects
list_promotions

List the marketing campaigns currently running on co:sim: new-user free eSIM offers, regional sales, seasonal campaigns.

Inferred read-only

CONNECT WITH APPROVAL

Client installation

Review this server and its permissions before adding it. Secret placeholders must be set locally.

Codex

~/.codex/config.toml

[mcp_servers.cosim-io]
url = "https://cosim.io/mcp"
enabled = true
Claude Code

.mcp.json

{
  "mcpServers": {
    "cosim-io": {
      "type": "http",
      "url": "https://cosim.io/mcp"
    }
  }
}
Claude Desktop

Settings → Connectors → Add custom connector

Name: cosim-io
Remote MCP URL: https://cosim.io/mcp

Add this remote URL as a custom connector in Claude Desktop. Availability depends on the user plan and workspace policy.

Cursor

.cursor/mcp.json

{
  "mcpServers": {
    "cosim-io": {
      "url": "https://cosim.io/mcp"
    }
  }
}
Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code
{
  "servers": {
    "cosim-io": {
      "type": "http",
      "url": "https://cosim.io/mcp"
    }
  }
}
Generic MCP

Client-specific MCP configuration

{
  "name": "cosim-io",
  "transport": "streamable-http",
  "url": "https://cosim.io/mcp"
}
MCP Inspector

Run the official MCP Inspector locally and enter the indexed Streamable HTTP endpoint.

TRUST AND VERIFICATION EVIDENCE

Trust Data Available

BuiltWith Trust API v2 evidence for cosim.io was fetched 2026-09-01T00:49:33.766Z.

Trust status Trusted

cosim.io is assessed as Trusted: Domain has an established technology history spanning over a year.

Indexed

Evidence is source-attributed and does not guarantee that a third-party server is safe. Risk labels are conservative metadata heuristics.