---
title: "Browser-side popularity of an npm package: jsDelivr CDN rank and trend"
method: GET
path: "/v1/npm/cdn-rank"
---

# Browser-side popularity of an npm package: jsDelivr CDN rank and trend

`GET /v1/npm/cdn-rank`

## Request

- Base URL: `https://data.greeneris.io` (the document declares no server; this is the origin it was published from)
- URL: `https://data.greeneris.io/v1/npm/cdn-rank`
- Auth: none declared

Real browser-side adoption signal from the official jsDelivr Stats API: global CDN hit rank, rank within npm, total hits over the period, previous-period comparison and a derived trend (up/down/flat, lower rank = more popular). Query: ?pkg=react&period=week (period: day, week, month, year). Complements npm download counts; cached 6h.

## Query parameters

- `pkg` string, required
- `period` 'day' | 'week' | 'month' | 'year'

## Response `200`

Successful response

- unknown

---

[API](https://skmtc.dev/greeneris/apis/eu-verify.md) · [All operations](https://skmtc.dev/greeneris/apis/eu-verify/llms.txt) · [OpenAPI document](https://skmtc.dev/greeneris/apis/eu-verify/revisions/766cf4a67d8f?raw)