Downloads Npm

{
  "daily": [
    {
      "date": "2026-10-05",
      "downloads": 27252855
    },
    {
      "date": "2026-10-06",
      "downloads": 0
    },
    {
      "date": "2026-10-07",
      "downloads": 30256724
    },
    {
      "date": "2026-10-08",
      "downloads": 30063975
    },
    {
      "date": "2026-10-09",
      "downloads": 27360621
    },
    {
      "date": "2026-10-10",
      "downloads": 14966095
    },
    {
      "date": "2026-10-11",
      "downloads": 15087180
    }
  ],
  "daily_average_30d": 20655474,
  "ecosystem": "npm",
  "last_30d": 619664212,
  "last_7d": 144987450,
  "last_day": 15087180,
  "last_week": 144987450,
  "package": "express",
  "peak_day": {
    "date": "2026-10-07",
    "downloads": 30256724
  },
  "prior_7d": 169483150,
  "source": "npm downloads API",
  "total_downloads": null,
  "trend": "steady",
  "week_over_week_pct": -14.5
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://saylorinnovations.com/api/downloads/npm/:ecosystem?name=example'

# x402 v2 sends the challenge base64-encoded in the PAYMENT-REQUIRED header (v1 sends it in the body).
# To read the header:
curl -sS -g -o /dev/null -D - 'https://saylorinnovations.com/api/downloads/npm/:ecosystem?name=example' \
  | grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decode

// npm i @x402/fetch @x402/evm viem
import { wrapFetchWithPayment, x402Client } from "@x402/fetch";
import { registerExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

// Pays at most $0.01 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.01" });
registerExactEvmScheme(client, { signer: privateKeyToAccount(process.env.EVM_PRIVATE_KEY) });
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? ToolVet checks it first for $0.005. Pay for that from a separate
// client: this one is capped at $0.01 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fsaylorinnovations.com%2Fapi%2Fdownloads%2Fnpm%2F%3Aecosystem
const res = await pay("https://saylorinnovations.com/api/downloads/npm/:ecosystem?name=example");
console.log(res.status, await res.text());

# pip install "x402[requests,evm]"
import os
from eth_account import Account
from x402 import x402ClientSync
from x402.http.clients import x402_requests
from x402.mechanisms.evm import EthAccountSigner
from x402.mechanisms.evm.exact.register import register_exact_evm_client

# Pays at most $0.01 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.01"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.get("https://saylorinnovations.com/api/downloads/npm/:ecosystem?name=example")
    print(res.status_code, res.text)