JSONPlaceholder

liveDeveloper

Fake REST API for prototyping and testing — posts, users, and comments with no setup required

4tools
0msauth
free tier50 calls/day

Tools

jsonplaceholder_get_posts

Fetch all fake blog posts for testing and prototyping. Returns post ID, user ID, title, and body text.

No parameters required.

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jsonplaceholder_get_post

Fetch a single fake blog post by ID (e.g., "1"). Returns post ID, user ID, title, and body text.

No parameters required.

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get_users

Fetch all fake users for testing. Returns name, username, email, address, phone, website, and company details.

No parameters required.

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get_commentsrequired: post_id

Fetch comments for a specific post by post ID (e.g., "1"). Returns comment ID, commenter name, email, and body text.

Parameters
NameTypeDescription
post_idreqnumberPost ID whose comments to retrieve (1–100).
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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/jsonplaceholder/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/jsonplaceholder/mcp \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":2,"method":"tools/call","params":{"name":"jsonplaceholder_get_posts","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("jsonplaceholder_get_posts", {});
ask_pipeworx
// Or ask in plain English:
const answer = await px.ask("fake rest api for prototyping and testing — posts, users, and comments with no setup required");