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Korean blue chips priced 24/7 from Hyperliquid perps in KRW: pre-open price and arbitrage

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{
  "_meta": {
    "io.modelcontextprotocol.registry/official": {
      "status": "active",
      "isLatest": true,
      "updatedAt": "2026-11-06T07:27:52.467508Z",
      "publishedAt": "2026-11-06T07:27:52.467508Z",
      "statusChangedAt": "2026-11-06T07:27:52.467508Z"
    }
  },
  "server": {
    "name": "io.github.eddyParkGG/bamsai",
    "title": "Bamsai",
    "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
    "remotes": [
      {
        "url": "https://bamsai.kr/api/mcp",
        "type": "streamable-http"
      }
    ],
    "version": "1.0.0",
    "repository": {
      "url": "https://github.com/eddyParkGG/bamsaikr",
      "source": "github"
    },
    "websiteUrl": "https://bamsai.kr/developers",
    "description": "Korean blue chips priced 24/7 from Hyperliquid perps in KRW: pre-open price and arbitrage"
  }
}

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Try it

Call this server's tools from your browser. Nothing to install.

https://bamsai.kr/api/mcp

Requests go through mcptry because browsers can't call most MCP servers directly. Header values are sent to the server for that request only and are never stored or logged.

Tool list from our last check. Connect live to refresh it.

get_arbitrage

Premium between Hyperliquid perp and KRX price, its usual level (5-day regular-session median) and the net left after costs on the gap beyond that level. All assets if asset is omitted

assetstring

SMSN=Samsung Electronics, SKHX=SK hynix, HYUNDAI=Hyundai Motor, SKHY=SK hynix ADR (vs 0.1 common share)

This tool isn't marked read-only, so it may change something on the server or in an account you connected.

I understand, run it anyway

Install

Try it

Call this server's tools from your browser. Nothing to install.

https://bamsai.kr/api/mcp

Requests go through mcptry because browsers can't call most MCP servers directly. Header values are sent to the server for that request only and are never stored or logged.

Tool list from our last check. Connect live to refresh it.

get_arbitrage

Premium between Hyperliquid perp and KRX price, its usual level (5-day regular-session median) and the net left after costs on the gap beyond that level. All assets if asset is omitted

assetstring

SMSN=Samsung Electronics, SKHX=SK hynix, HYUNDAI=Hyundai Motor, SKHY=SK hynix ADR (vs 0.1 common share)

This tool isn't marked read-only, so it may change something on the server or in an account you connected.

I understand, run it anyway

Tools (5)

get_arbitrage

Premium between Hyperliquid perp and KRX price, its usual level (5-day regular-session median) and the net left after costs on the gap beyond that level. All assets if asset is omitted

Argument	Type	Description
asset	string	SMSN=Samsung Electronics, SKHX=SK hynix, HYUNDAI=Hyundai Motor, SKHY=SK hynix ADR (vs 0.1 common share)

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "asset": {
      "enum": [
        "SMSN",
        "SKHX",
        "HYUNDAI",
        "SKHY"
      ],
      "type": "string",
      "description": "SMSN=Samsung Electronics, SKHX=SK hynix, HYUNDAI=Hyundai Motor, SKHY=SK hynix ADR (vs 0.1 common share)"
    }
  }
}

get_convergence_history

Past re-open record per day since 2026-04-13: Hyperliquid move while closed (20:00→08:00), actual re-open move, follow (yes/no/flat), and where the prices met. Newest first, 20 days unless limit is given

Argument	Type	Description
asset*	string	SMSN=Samsung Electronics, SKHX=SK hynix, HYUNDAI=Hyundai Motor
limit	number

Input schema (JSON)

{
  "type": "object",
  "required": [
    "asset"
  ],
  "properties": {
    "asset": {
      "enum": [
        "SMSN",
        "SKHX",
        "HYUNDAI"
      ],
      "type": "string",
      "description": "SMSN=Samsung Electronics, SKHX=SK hynix, HYUNDAI=Hyundai Motor"
    },
    "limit": {
      "type": "number"
    }
  }
}

get_news

Top issue per day for an asset (1 per day)

Argument	Type	Description
asset*	string	SMSN=Samsung Electronics, SKHX=SK hynix, HYUNDAI=Hyundai Motor, SKHY=SK hynix ADR (0.1 share), KR200=KOSPI 200, EWY=MSCI Korea ETF, KORU=3x Korea ETF

Input schema (JSON)

{
  "type": "object",
  "required": [
    "asset"
  ],
  "properties": {
    "asset": {
      "enum": [
        "SMSN",
        "SKHX",
        "HYUNDAI",
        "SKHY",
        "KR200",
        "EWY",
        "KORU"
      ],
      "type": "string",
      "description": "SMSN=Samsung Electronics, SKHX=SK hynix, HYUNDAI=Hyundai Motor, SKHY=SK hynix ADR (0.1 share), KR200=KOSPI 200, EWY=MSCI Korea ETF, KORU=3x Korea ETF"
    }
  }
}

predict_open

Where the next domestic re-open (08:00–08:10 average on KRX/NXT, vs the 20:00 close) stands, for SMSN/SKHX/HYUNDAI. While the domestic market trades, status=in-session and preOpen is Hyperliquid at today's 08:00 open. Otherwise: the Hyperliquid price in KRW now and at the US close, how often past re-opens followed Hyperliquid at this stage of the night (night.follow.ratePct), the 80% band, and the overall follow rate (backtest.followRatePct). probUp and the expected price are model output, not a promise

Argument	Type	Description
asset*	string	SMSN=Samsung Electronics, SKHX=SK hynix, HYUNDAI=Hyundai Motor

Input schema (JSON)

{
  "type": "object",
  "required": [
    "asset"
  ],
  "properties": {
    "asset": {
      "enum": [
        "SMSN",
        "SKHX",
        "HYUNDAI"
      ],
      "type": "string",
      "description": "SMSN=Samsung Electronics, SKHX=SK hynix, HYUNDAI=Hyundai Motor"
    }
  }
}

preview_pair_order

Preview (dry-run) of an arbitrage pair order: stock quantity and the Hyperliquid order it would send. Nothing is ever sent from this server. Hyperliquid side is priced on testnet (the default network), so its price can differ from mainnet

Argument	Type	Description
asset*	string	SMSN=Samsung Electronics, SKHX=SK hynix, HYUNDAI=Hyundai Motor, SKHY=SK hynix ADR (0.1 share), KR200=KOSPI 200, EWY=MSCI Korea ETF, KORU=3x Korea ETF
direction*	string
notionalKrw*	number

Input schema (JSON)

{
  "type": "object",
  "required": [
    "asset",
    "notionalKrw",
    "direction"
  ],
  "properties": {
    "asset": {
      "enum": [
        "SMSN",
        "SKHX",
        "HYUNDAI",
        "SKHY",
        "KR200",
        "EWY",
        "KORU"
      ],
      "type": "string",
      "description": "SMSN=Samsung Electronics, SKHX=SK hynix, HYUNDAI=Hyundai Motor, SKHY=SK hynix ADR (0.1 share), KR200=KOSPI 200, EWY=MSCI Korea ETF, KORU=3x Korea ETF"
    },
    "direction": {
      "enum": [
        "perp_short_stock_long",
        "perp_long_stock_short"
      ],
      "type": "string"
    },
    "notionalKrw": {
      "type": "number"
    }
  }
}

Try it

get_arbitrage

Install

Try it

get_arbitrage

Install

Tools (5)

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