# mcp-cactus

> mcp-cactus — pipeworx-io-mcp-cactus. Use this tool when you need to resolve chemical identifiers and access related information from the NCI CACTUS database. It solves problems related to chemical data integration and standardization, providing a standardized interface for querying and retrieving chemical data. The tool takes chemical identifiers as input and returns resolved chemical information as output, making it useful in contexts where accurate chemical data retrieval is necessary.

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

## Description

NCI CACTUS Chemical Identifier Resolver MCP.

## 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:** container
- **Runtime environment:** vm
- **License:** MIT
- **Updated:** 2026-09-28

## Source

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

## 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-cactus"
    }
  }
}
```

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