Cheapest eSIM Korea (최저가e심)

Daily verified travel eSIM/SIM prices: 54 countries, 1-30 day trips, Korean sellers. Free.

Should I use this

Quality & Safety

A
Description quality
100%
Schema completeness
80%
Naming quality
96%
Poisoning risk
100%
Permission match
100%
Protocol compliance
100%

Based on automated analysis of tool definitions and protocol compliance.

Context Cost

~1,231Tokens (tool definitions)
~796 BTypical response size
Moderate attention impact (0.96% of 128k context)

This is the approximate number of tokens consumed each time the server's tools are loaded into a model's context. Higher counts reduce the attention available for other tasks.

Install

One-Click Install

Add this to your `claude_desktop_config.json` file:

{
  "mcpServers": {
    "cheapest-esim": {
      "url": "https://pyungyo.com/esim/mcp"
    }
  }
}

Remote endpoints

https://pyungyo.com/esim/mcpstreamable-http

What it can do

Tool inventory

Tools (5)

🟢 Read-only🟡 Write🔴 Delete⚪ Unknown
🟢find_esim_prices(country, days, type, gb, form, ...)

Verified daily prices of travel eSIMs (and physical SIMs) sold to Korean travelers on Naver SmartStore, for a destination country and trip length (1-30 days). Returns sellers ranked by reviews and the cheapest price under the same rules as the website (pagePrice). Plan types: unlimited, daily (N GB/day), total (N GB total). 해외여행 eSIM(또는 실물 유심) 판매처 가격을 나라·이용 일수별로 조회합니다. 네이버 스마트스토어 판매처의 옵션가를 매일 수집·검증한 값이며, 판매처는 리뷰 많은 순, 화면 최저가(pagePrice)는 웹·앱 화면과 같은 규칙입니다.

Input Schema

{
  "type": "object",
  "properties": {
    "country": {
      "type": "string",
      "description": "나라 (예: japan, 일본, vietnam, 베트남)"
    },
    "days": {
      "type": "integer",
      "minimum": 1,
      "maximum": 30,
      "description": "이용 일수 (기본 3)"
    },
    "type": {
      "type": "string",
      "enum": [
        "unlimited",
        "daily",
        "total"
      ],
      "description": "요금제 종류 (기본 unlimited)"
    },
    "gb": {
      "type": "number",
      "description": "daily: 하루 용량 0.5·1·2·3·5 / total: 총 용량 3·5·10·20·30·50"
    },
    "form": {
      "type": "string",
      "enum": [
        "esim",
        "usim"
      ],
      "description": "esim(기본) 또는 usim(배송비 포함가)"
    },
    "limit": {
      "type": "integer",
      "minimum": 1,
      "maximum": 30,
      "description": "판매처 수 (기본 10)"
    }
  },
  "required": [
    "country"
  ],
  "additionalProperties": false
}
🟢compare_countries(days, form, limit)

Ranks destination countries by the cheapest unlimited travel eSIM (or SIM) price for the same trip length. 같은 이용 일수에서 나라별 무제한 eSIM(또는 유심) 최저가를 싼 순으로 보여 줍니다 (화면 규칙).

Input Schema

{
  "type": "object",
  "properties": {
    "days": {
      "type": "integer",
      "minimum": 1,
      "maximum": 30,
      "description": "이용 일수 (기본 3)"
    },
    "form": {
      "type": "string",
      "enum": [
        "esim",
        "usim"
      ]
    },
    "limit": {
      "type": "integer",
      "minimum": 1,
      "maximum": 60,
      "description": "나라 수 (기본 10)"
    }
  },
  "additionalProperties": false
}
🟢get_price_trend(country, days, form)

Daily history of the cheapest unlimited eSIM price for a country and trip length, with a judgement of whether today is cheap compared with the recorded days. Does not forecast. 나라·일수별 무제한 최저가의 최근 일별 기록과 "지금이 싼 편인가" 판단(지난 기록 대비). 앞으로의 가격은 예측하지 않습니다.

Input Schema

{
  "type": "object",
  "properties": {
    "country": {
      "type": "string"
    },
    "days": {
      "type": "integer",
      "enum": [
        1,
        3,
        5,
        7,
        10,
        15,
        30
      ],
      "description": "기본 3"
    },
    "form": {
      "type": "string",
      "enum": [
        "esim",
        "usim"
      ]
    }
  },
  "required": [
    "country"
  ],
  "additionalProperties": false
}
🟢get_seller_profile(seller)

How often an eSIM seller changed prices recently (increases/decreases), its sold-out option ratio, and the country/day cells where it is cheapest today. Independent comparison service, not affiliated with sellers. 판매처가 최근 가격을 얼마나 자주 바꿨는지·품절 옵션 비율과, 오늘 그 판매처가 최저가인 나라·일수. 최저가e심은 판매처와 관계없는 비교 서비스입니다.

Input Schema

{
  "type": "object",
  "properties": {
    "seller": {
      "type": "string",
      "description": "판매처 이름 (예: 말톡, 도시락이심, 유심사스토어)"
    }
  },
  "required": [
    "seller"
  ],
  "additionalProperties": false
}
🟢list_countries

Destination countries covered (key, Korean name, number of sellers). 가격을 비교하는 나라 목록 (key·한글 이름·판매처 수).

Input Schema

{
  "type": "object",
  "properties": {},
  "additionalProperties": false
}

Community

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Evidence

Recent observations

verifiedversion not recorded5 tools