# JayOfemi/shikamaru

> Use this tool when you need to accurately calculate day counts and accrued interest in financial applications. It solves problems related to inconsistent interest calculations by providing a deterministic engine that supports six ISDA/ICMA conventions, ensuring exact results. It takes date pairs as input and outputs precise day counts and accrued interest values, making it ideal for use cases where accuracy is crucial, such as financial modeling and risk analysis.

Canonical page: https://skillsregistry.net/skills/jayofemi-shikamaru  
JSON: https://api.skillsregistry.net/v1/skills/jayofemi-shikamaru

## Description

Deterministic day-count and accrued-interest engine. Six ISDA/ICMA conventions, proven exact against QuantLib over 3,600 date pairs. Stops the AI guessing your interest math.

## Trust

- **Trust score (0–1):** 1.00
- **Verification tier:** verified
- **Last scanned:** 2026-09-28

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** api-integration
- **Updated:** 2026-09-28

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/pd4jtyt69v)
- **Repository:** <https://github.com/JayOfemi/shikamaru>

## 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": "jayofemi-shikamaru"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/jayofemi-shikamaru` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/jayofemi-shikamaru/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