ClearlyDefined

liveDeveloper

ClearlyDefined — the licence, copyright attribution and provenance actually found inside an open-source package, from the Linux Foundation's curated dataset.

3tools
0msauth
free tier50 calls/day

Tools

clearlydefined_definition

Get the curated licence and attribution record for one exact component version from ClearlyDefined: declared SPDX licence, every licence expression discovered in the files, the copyright holders that

No parameters required.

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clearlydefined_harvest_status

List which harvesting tools (ScanCode, Licensee, REUSE, FOSSology, clearlydefined) have analysed one exact component version, and at which tool versions. Use it to judge how much evidence sits behind

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/clearlydefined/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/clearlydefined/mcp \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":2,"method":"tools/call","params":{"name":"clearlydefined_search","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("clearlydefined_search", {});
ask_pipeworx
// Or ask in plain English:
const answer = await px.ask("clearlydefined — the licence, copyright attribution and provenance actually found inside an open-source package, from the linux foundation's curated dataset");