# mcp-sii

> Use this tool when you need to automate interactions with Chile's SII free invoicing system, enabling queries of issued and received tax documents. It solves problems related to tax document management, providing a seamless interface for AI agents to retrieve and process relevant data. The mcp-sii tool accepts queries as input and returns tax document information as output, ideal for use cases requiring automated tax compliance and auditing in Chile.

Canonical page: https://skillsregistry.net/skills/crilam-mcp-sii  
JSON: https://api.skillsregistry.net/v1/skills/crilam-mcp-sii

## Description

Open-source MCP server for Chile's SII free invoicing system, enabling AI agents to query issued and received tax documents.

## Trust

- **Trust score (0–1):** 0.99
- **Verification tier:** verified
- **Last scanned:** 2026-09-28

## Facts

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

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/ookbfqlot7)
- **Repository:** <https://github.com/crilam/mcp-sii>

## 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": "crilam-mcp-sii"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/crilam-mcp-sii` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/crilam-mcp-sii/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