ARC · DEVELOPERS · MCP TOOLS · READ THE DATA

dataset_info

Dataset info

The current open dataset snapshot: version, licence, manifest and every CSV and Parquet file URL.

NO LOGINREAD-ONLYNOT DESTRUCTIVEIDEMPOTENTNOT REACHES THE OPEN WEB

What it does

Latest open ARC dataset snapshot (start with store_answers: one plain answer per store on whether AI agents can find products and get a checkout link): immutable versioned download URLs plus latest/ aliases (CSV and Parquet), row counts, method version and licence (CC-BY-4.0, attribution ARC, arcreport.ai). Reads only.

Limits: Static files; no limit.

Arguments

None. Call it with {}.

Full input JSON Schema

INPUT SCHEMA

{
  "type": "object",
  "properties": {},
  "additionalProperties": false
}

Call it

From Claude, Cursor, ChatGPT or VS Code, connect the server (config) and ask in plain words; the client picks the tool. Or call it directly with JSON-RPC:

CURL · JSON-RPC

curl -s https://www.arcreport.ai/api/ask \
  -H 'content-type: application/json' \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"dataset_info","arguments":{}}}'

JAVASCRIPT

const res = await fetch("https://www.arcreport.ai/api/ask", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "jsonrpc": "2.0",
    "id": 1,
    "method": "tools/call",
    "params": {
      "name": "dataset_info",
      "arguments": {}
    }
  }),
});
const { result } = await res.json();
const data = JSON.parse(result.content[0].text); // result.isError is true on errors
console.log(data);

PYTHON

import json, requests

res = requests.post("https://www.arcreport.ai/api/ask", json={
    "jsonrpc": "2.0",
    "id": 1,
    "method": "tools/call",
    "params": {
        "name": "dataset_info",
        "arguments": {}
    }
}, timeout=30)
result = res.json()["result"]
print(json.loads(result["content"][0]["text"]))

REST equivalent

GET /data/latest/manifest.json. Version folders under /data/<version>/ never change; cite them for exact bytes. Documented in openapi.json.

CURL · GET

curl -s 'https://www.arcreport.ai/data/latest/manifest.json'