# @kimagure-dd/xirr-mcp

> Use this tool when you need to calculate the performance of investment portfolios using the Extended Internal Rate of Return (XIRR) from cash flows and Rakuten Securities CSV data. It solves problems related to portfolio evaluation and analysis, providing a natural language interface for querying performance metrics. The tool takes in cash flow data and CSV files as inputs and outputs XIRR values, enabling informed investment decisions.

Canonical page: https://skillsregistry.net/skills/kimagure-dd-xirr-mcp  
JSON: https://api.skillsregistry.net/v1/skills/kimagure-dd-xirr-mcp

## Description

MCP server for calculating XIRR (Extended Internal Rate of Return) from cash flows and Rakuten Securities CSV, enabling natural language portfolio performance queries.

## Trust

- **Trust score (0–1):** 0.60
- **Verification tier:** unverified

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** other
- **Updated:** 2026-05-04

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/d8pr8853ou)
- **Repository:** <https://github.com/kimagure-dd/xirr-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": "kimagure-dd-xirr-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/kimagure-dd-xirr-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/kimagure-dd-xirr-mcp/pull`

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