ITIS

live Utility

ITIS (Integrated Taxonomic Information System) MCP.

3 tools
0ms auth
free tier 50 calls/day

Tools

search_taxa

Search ITIS (authoritative US-government integrated taxonomy for plants, animals, fungi, and microbes) by scientific name and resolve it to TSNs (Taxonomic Serial Numbers). Returns matching taxa with

No parameters required.

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get_hierarchy

Walk the full taxonomic hierarchy (lineage) for a TSN from ITIS — kingdom down to the taxon and its children. Returns each rank with its tsn, name, rank, and parent_tsn. Pass a TSN from search_taxa. K

No parameters required.

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get_common_names

Get vernacular (common) names in all languages for a TSN from ITIS, e.g. "Bobcat", "lynx roux". Pass a TSN from search_taxa. Keyless.

No parameters required.

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Test with curl

The gateway speaks JSON-RPC 2.0 over HTTP POST. You can test any pack directly from the terminal.

List available tools
bash 
curl -X POST https://gateway.pipeworx.io/itis/mcp \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/list"}'
Call a tool
bash 
curl -X POST https://gateway.pipeworx.io/itis/mcp \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":2,"method":"tools/call","params":{"name":"search_taxa","arguments":{}}}'

Use with the SDK

Install @pipeworx/sdk to call tools from any TypeScript/Node project.

TypeScript 
import { Pipeworx } from '@pipeworx/sdk';
const px = new Pipeworx();
const result = await px.call("search_taxa", {});
ask_pipeworx 
// Or ask in plain English:
const answer = await px.ask("itis (integrated taxonomic information system) mcp");