# effect-mcp

> Use this tool when you need to retrieve accurate and up-to-date documentation for Effect ecosystem packages in real-time. The effect-mcp server provides access to detailed documentation, solving problems of outdated or inaccurate information for AI assistants. It takes package queries as input and returns relevant documentation as output, ideal for use cases requiring reliable and current information on Effect packages.

Canonical page: https://skillsregistry.net/skills/niklaserik-effect-mcp  
JSON: https://api.skillsregistry.net/v1/skills/niklaserik-effect-mcp

## Description

A Model Context Protocol server that provides real-time access to Effect ecosystem documentation, enabling AI assistants to retrieve accurate and up-to-date docs for Effect packages.

## Trust

- **Trust score (0–1):** 0.97
- **Verification tier:** verified
- **Last scanned:** 2026-09-28

## Facts

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

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/zciwk0zgdr)
- **Repository:** <https://github.com/niklaserik/effect-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": "niklaserik-effect-mcp"
    }
  }
}
```

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