# mcp-ncbi-eutils

> mcp-ncbi-eutils — pipeworx-io-mcp-ncbi-eutils. Use this tool when you need to perform federated searches across multiple NCBI databases, such as PubMed, Gene, and Nucleotide, to retrieve specific data. It solves problems related to accessing and fetching biological data from various sources. This tool accepts search queries as input and returns relevant data in a formatted output, ideal for use cases involving bioinformatics research and data analysis.

Canonical page: https://skillsregistry.net/skills/pipeworx-io-mcp-ncbi-eutils  
JSON: https://api.skillsregistry.net/v1/skills/pipeworx-io-mcp-ncbi-eutils

## Description

NCBI E-utilities — federated Entrez search/fetch (PubMed/Gene/Nucleotide/…)

## Trust

- **Trust score (0–1):** 0.65
- **Verification tier:** scanned
- **Last scanned:** 2026-09-01

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** container
- **Runtime environment:** vm
- **Category:** search
- **Updated:** 2026-09-26

## Source

- **Source listing:** [GitHub](https://github.com/pipeworx-io/mcp-ncbi-eutils)

## 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": "pipeworx-io-mcp-ncbi-eutils"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/pipeworx-io-mcp-ncbi-eutils` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/pipeworx-io-mcp-ncbi-eutils/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