# ZeroEntropy Zerank MCP Server

> Use this tool when you need to improve document search results by sorting them based on relevance to a user's query. The ZeroEntropy Zerank MCP Server takes in user queries and document sets as input and outputs a ranked list of documents via the Model Context Protocol. It solves the problem of information overload by providing AI assistants with a more accurate and efficient way to retrieve relevant documents.

Canonical page: https://skillsregistry.net/skills/jbccc-zeroentropy-zerank-mcp  
JSON: https://api.skillsregistry.net/v1/skills/jbccc-zeroentropy-zerank-mcp

## Description

Provides document reranking capabilities via the ZeroEntropy Zerank API, allowing AI assistants to sort documents by relevance to a user query through the Model Context Protocol.

## Trust

- **Trust score (0–1):** 0.94
- **Verification tier:** verified
- **Last scanned:** 2026-09-19

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** file-system
- **Updated:** 2026-09-19

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/cx86zfs6fu)
- **Repository:** <https://github.com/jbccc/zeroentropy-zerank-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": "jbccc-zeroentropy-zerank-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/jbccc-zeroentropy-zerank-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/jbccc-zeroentropy-zerank-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