INDIVIDUAL MCP TOOL

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.

cosim.ionone authenticationAvailability not checked

Input schema

{}

Inferred read-only · medium confidence · heuristic, not a guarantee.

No write-capable action terms were found; this is not proof that invocation has no side effects.

CONNECT WITH APPROVAL

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.

search_destinations — Search travel eSIM destinations by country/region name (multilingual: "Japan", "日本", "Japon", "일본" all work).
list_packages — List all data plans for a destination (country code like "JP", or a regional slug like "southeast-asia").
get_package — Get full details of a single package by its ID or SEO slug, including price, coverage, and top-up support.
create_checkout — Create a secure checkout link for a package.
check_order_status — Check the status of a checkout created with create_checkout (pending payment / paid / delivered / expired).
list_promotions — List the marketing campaigns currently running on co:sim: new-user free eSIM offers, regional sales, seasonal campaigns.