# UniRate MCP

> Use this tool when you need to convert currencies or retrieve exchange rates for various applications, solving problems such as international transaction calculations or financial data analysis. The UniRate MCP tool accepts inputs like currency codes and amounts, and outputs converted values or current/historical exchange rates. It is ideal for use cases requiring accurate and up-to-date currency conversion, with a free tier available for basic functionality and a Pro plan for historical rates and additional features.

Canonical page: https://skillsregistry.net/skills/rob-brown96cc-unirate-mcp  
JSON: https://api.skillsregistry.net/v1/skills/rob-brown96cc-unirate-mcp

## Description

Currency conversion and exchange rates for AI assistants. 170+ currencies (fiat + major crypto), historical data back to 1999, free tier, MIT-licensed.

**Tools:**
- `convert` — convert an amount between currencies at the latest rate
- `latest_rate` — current rate (single pair) or full table for a base
- `historical_rate` — rate on a specific date (Pro plan, back to 1999-01-04)
- `list_currencies` — supported currency codes

Free tier covers convert / latest_rate / list_currencies. Pro plan unlocks historical rates and commodities. Get a key at https://unirateapi.com — no credit card required.

## Trust

- **Trust score (0–1):** 0.30
- **Verification tier:** unverified
- **Last scanned:** 2026-09-02

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** container
- **Runtime environment:** vm
- **Category:** finance
- **Updated:** 2026-09-02

## Source

- **Source listing:** [Smithery](https://smithery.ai/server/rob-brown96cc/unirate-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": "rob-brown96cc-unirate-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/rob-brown96cc-unirate-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/rob-brown96cc-unirate-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