# toss-securities-mcp

> toss-securities-mcp — hamcheeseburger-tossinvest-open-api-mcp. Use this tool when you need to retrieve financial information from Toss Securities using natural language queries. It solves problems related to accessing account balances, holdings, transactions, and stock prices by providing a user-friendly interface via Claude. The tool takes natural language inputs and returns relevant financial data as output, making it ideal for users seeking convenient and intuitive access to their financial information.

Canonical page: https://skillsregistry.net/skills/hamcheeseburger-tossinvest-open-api-mcp  
JSON: https://api.skillsregistry.net/v1/skills/hamcheeseburger-tossinvest-open-api-mcp

## Description

Self-hosted MCP server that wraps the Toss Securities Open API, enabling natural language queries for account balances, holdings, transactions, and stock prices via Claude.

## Trust

- **Trust score (0–1):** 0.70
- **Verification tier:** verified
- **Last scanned:** 2026-08-30

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** other
- **Updated:** 2026-08-30

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/qasnzexey9)
- **Repository:** <https://github.com/hamcheeseburger/tossinvest-open-api-mcp>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "hamcheeseburger-tossinvest-open-api-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/hamcheeseburger-tossinvest-open-api-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/hamcheeseburger-tossinvest-open-api-mcp/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt