GET nii.ac.jp HTTP 2002.6 s4.0 KB$0.000143 captured Aug 7, 2026

nii.ac.jp, as data

One API turns any nii.ac.jp page into markdown, structured JSON, its link graph or a screenshot, and crawls the whole site the same way. The panel shows the real response we captured.

target profile from the capture

Render mode: Plain HTTP, no browser needed
Response: HTTP 200 in 2.6 s
Page size: 4.0 KB of markdown, 135 lines
Fields: Title, Content, Date, Source
Captured: Aug 7, 2026

Start scraping nii.ac.jp See the code

Free balance on signup, no card. This nii.ac.jp page cost $0.000143 to fetch.

response 200 · 2.6 s · 4.0 KB

NDL Digital Collections (NII-ELS)About the person search](javascript:void(0))* Trial version of CiNii Research Knowledge Graph Search feature is available on CiNii Labs* Regarding the recording of “Research Data” and “Evidence Data”* Additional updates to integrate CiNii Books functionality## Metadata* "Alternating Approach" of TBLT and Explicit English Grammar Instruction: Learners' Perceptions and Its Influence on English Expressions* http://t2r2.star.titech.ac.jp/cgi-bin/publicationinfo.cgi?q_publication_content_number=CTT100941564## Descriptionidentifier:oai:t2r2.star.titech.ac.jp:50752579## Journalhttp://t2r2.star.titech.ac.jp/cgi-bin/publicationinfo.cgi?q_publication_content_number=CTT100941564## ExportAt this time, the person search is available for approximately 300,000 researchers whose researcher numbers are estimated based on Grant-in-Aid reports and Researchmap entries.Learn more

POST /scrape · cir.nii.ac.jp/crid/2120026415043959552.md · markdown · 135 lines · captured Aug 7, 2026

What Spider does on nii.ac.jp

Same key, five endpoints. The numbers under a cell were measured on this page.

/scrape

Page to markdown

Clean text for RAG and LLM context, boilerplate removed. The lane that runs without a key.

2.6 s · $0.000143

/fetch

Page to JSON

Spider reads the page and names the fields. Pass your own schema when you need exact keys.

/crawl

Whole site

Follows nii.ac.jp's own links, respects robots, streams pages as they land.

/links

Link graph

Every internal and external URL on a page, before you decide what to fetch.

/screenshot

Rendered capture

Real Chromium, full-page PNG. The same call also returns the rendered HTML.

The call behind the panel

This request produced the response above. Paste it with your key and you get the same bytes.

request scrape.sh

curl -X POST https://api.spider.cloud/scrape \
  -H "Authorization: Bearer $SPIDER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"url": "https://cir.nii.ac.jp/crid/2120026415043959552?lang=en", "return_format": "markdown"}'

from spider import Spider

app = Spider()
params = {"return_format": "markdown"}
page = app.scrape_url("https://cir.nii.ac.jp/crid/2120026415043959552?lang=en", params=params)
print(page[0]["content"])

import { Spider } from "@spider-cloud/spider-client";

const app = new Spider();
const [page] = await app.scrapeUrl("https://cir.nii.ac.jp/crid/2120026415043959552?lang=en", {
  return_format: "markdown",
});
console.log(page.content);

plain request · no browser, no selectors

What nii.ac.jp costs

Multiplied from the measured 4.0 KB page. Estimates round to the cent.

cost measured

This page, once 4.0 KB over HTTP, measured $0.000143

This page, daily for a month 30 fetches at the measured price ≈ $0.004278

1,000 pages this size 3.9 MB at the measured price ≈ $0.14

10,000 pages this size 38.9 MB at the measured price ≈ $1.43

1 GB of transfer costs $1, plus $0.001 per CPU minute, and failed requests cost $0. Crawling daily? The Unlimited plan is a flat monthly rate.

Point this at the rest of nii.ac.jp.

The capture above took 2.6 s and cost $0.000143. The same call takes any URL on nii.ac.jp.

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