# Ziptax Sales Tax API

> Use this tool when you need to calculate accurate sales tax rates for US and Canadian transactions. It solves problems related to tax compliance and calculation by providing real-time tax rates based on address or geo coordinates. The API takes location inputs and returns corresponding tax rates, making it ideal for e-commerce, accounting, and point-of-sale applications.

Canonical page: https://skillsregistry.net/skills/tax-zip-ziptax  
JSON: https://api.skillsregistry.net/v1/skills/tax-zip-ziptax

## Description

Real-time US and Canadian sales and use tax rates by address or geo coordinates.

## Trust

- **Trust score (0–1):** 0.70
- **Verification tier:** unverified

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** api-integration
- **Updated:** 2026-04-17

## Source

- **Source listing:** [MCP Registry](https://registry.modelcontextprotocol.io/v0/servers/tax.zip%2Fziptax)
- **Repository:** <https://github.com/ZipTax/sales-tax-code-samples>

## Use it

MCP endpoint published by the skill: `https://mcp.zip-tax.com/sse`

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": "tax-zip-ziptax"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/tax-zip-ziptax` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/tax-zip-ziptax/pull`

---
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