# querygap-mcp

> querygap-mcp — will-marella-querygap-mcp. Use this tool when you need to search public health and genetic databases, such as dbGaP, UK Biobank, and All of Us, to access metadata and facilitate research. It solves problems related to data discovery and accessibility by providing an open-source interface to query these databases using AI agents like ChatGPT, Claude, or Codex. The tool takes in search queries as input and returns relevant metadata as output, making it ideal for researchers and scientists working with large-scale health and genetic data.

Canonical page: https://skillsregistry.net/skills/will-marella-querygap-mcp  
JSON: https://api.skillsregistry.net/v1/skills/will-marella-querygap-mcp

## Description

Use ChatGPT, Claude, or Codex to search public dbGaP, UK Biobank, and All of Us metadata through an open-source MCP.

## Trust

- **Trust score (0–1):** 0.50
- **Verification tier:** unverified

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** container
- **Runtime environment:** vm
- **License:** Apache-2.0
- **Updated:** 2026-09-21

## Source

- **Source listing:** [GitHub](https://github.com/will-marella/querygap-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": "will-marella-querygap-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/will-marella-querygap-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/will-marella-querygap-mcp/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