About tossinvest-openapi-mcp
tossinvest-openapi-mcp is an MCP server published by EthanKlocked in the Documentation category: safe-by-default MCP server for the official Toss Securities Open API, providing read-only market and account data with optional order operations protected by multiple safety gates.
The repository has 2 stars and 0 forks, with the last commit 7 days ago. Recent commit activity is the strongest signal that reported issues will get attention.
Install
git clone https://github.com/EthanKlocked/tossinvest-openapi-mcpThis server has no ConduID identity, so agent calls to it are not receipted. Pin the version you install and review the source before granting it credentials.
Tools (27)
accounts`GET /api/v1/accounts`
Parameters not published.
auth_status`POST /oauth2/token`; then `GET /api/v1/accounts` when token issuance succeeds
Parameters not published.
buying_power`GET /api/v1/buying-power`
Parameters not published.
candles`GET /api/v1/candles`
Parameters not published.
commissions`GET /api/v1/commissions`
Parameters not published.
exchange_rate`GET /api/v1/exchange-rate`
Parameters not published.
holdings`GET /api/v1/holdings`
Parameters not published.
market_calendar`GET /api/v1/market-calendar/KR` or `GET /api/v1/market-calendar/US`
Parameters not published.
order_cancel`POST /api/v1/orders/{orderId}/cancel`
Parameters not published.
order_create`POST /api/v1/orders`
Parameters not published.
Show all 27 tools
order_detail`GET /api/v1/orders/{orderId}`
Parameters not published.
order_execute`POST /api/v1/orders` only after preview/confirmation/hash/env gates pass
Parameters not published.
order_modify`POST /api/v1/orders/{orderId}/modify`
Parameters not published.
order_previewLocal preview contract plus read/check calls
Parameters not published.
order_status_summary`GET /api/v1/orders?status=OPEN` and `GET /api/v1/orders?status=CLOSED`
Parameters not published.
order_validateLocal gate evaluation only
Parameters not published.
orderbook`GET /api/v1/orderbook`
Parameters not published.
orders_closed`GET /api/v1/orders?status=CLOSED`
Parameters not published.
orders_open`GET /api/v1/orders?status=OPEN`
Parameters not published.
portfolio_snapshotComposes `GET /api/v1/holdings`, `GET /api/v1/buying-power`, and `GET /api/v1/orders?status=OPEN`
Parameters not published.
pre_trade_checkComposes market calendar, warnings, price limits, buying power/sellable quantity, commissions, and open orders
Parameters not published.
price_limits`GET /api/v1/price-limits`
Parameters not published.
prices`GET /api/v1/prices`
Parameters not published.
sellable_quantity`GET /api/v1/sellable-quantity`
Parameters not published.
stock_info`GET /api/v1/stocks`
Parameters not published.
stock_warnings`GET /api/v1/stocks/{symbol}/warnings`
Parameters not published.
trades`GET /api/v1/trades`
Parameters not published.
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