GET imslp.org HTTP 200139 ms9.4 KB$0.000078 captured Aug 7, 2026
imslp.org, as data
One API turns any imslp.org 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.
- Render mode
- Plain HTTP, no browser needed
- Response
- HTTP 200 in 139 ms
- Page size
- 9.4 KB of markdown, 94 lines
- Fields
- Business Name, Address, Phone, Category
- Captured
- Aug 7, 2026
Free balance on signup, no card. This imslp.org page cost $0.000078 to fetch.
**Submit a new score or recording*** 19 June 2026 - 259,000 works have scores or parts on Petrucci Music Library.* 21 June 2026 - 258,000 works have scores or parts on Petrucci Music Library.* The original manuscript parts of Zelenka’s 2 Hymns, ZWV 120 & 113).* The first edition of J. Rosamond Johnson’s Three Questions), published by Harold Flammer.* The first edition of Grandval’s Sainte Agnès), published by Heugel.* The first edition of Francisque’s Le Tresor d’Orphée), published by Ballard.* The first edition of Bax’s Mediterranean, GP 233/257), published by Murdoch, Murdoch & Co.[Previous featured music][Suggest]* Wagner: Parsifal, WWV 111#IMSLP1051296) (#1051296)* Wagner: Lohengrin, WWV 75#IMSLP1051295) (#1051295)* Walter: Nun komm, der Heiden Heiland, JWWV 20#IMSLP1051210) (23 files)* Gruner: 6 Keyboard Sonatas, Theil 1#IMSLP1051191) (2 files)* Kempis: Pavana Dolorosa pour la Viola di Gambi, avec son Basso Continuo particulier pour l’espinette#IMSLP1051188) (13 files)* Biggs: Mass in Honor of St. Anthony#IMSLP1051165) (#1051165)* Weeks: Come Once Again#IMSLP1051154) (2 files)* Bach: Trio Sonata in F major, W.B 40#IMSLP1051088) (20 files)* Verdi: Un ballo in maschera#IMSLP1051071) (#1051071)* Verdi: La traviata#IMSLP1051070) (#1051070)* Bach: Violin Concerto in A minor, BWV 1041#IMSLP1051000) (#1051000)* Martínez: El Hidalguense#IMSLP1050822) (#1050822)* Martínez: Torero Hidalguense#IMSLP1050810) (#1050810)* Fiedorowicz: 3 Anti-Gymnopédies, Op.25#IMSLP1050780) (3 files)* Fiedorowicz: Psalm 122, Op.456#IMSLP1050775) (4 files)* Fiedorowicz: Psalm 118, Op.452#IMSLP1050766) (24 files)* Fiedorowicz: Psalm 21 and Penance for Graffiti, Op.355#IMSLP1050719) (31 files)* Ansons: Sonata in F per Flauto e BC&action=edit&redlink=1) (3 files)* Rondeau: Trumpet Canon and Fugue No.1257#IMSLP1050637) (#1050637)* Ferrari: La pluie#IMSLP1050619) (#1050619)What Spider does on imslp.org
Same key, five endpoints. The numbers under a cell were measured on this page.
Page to markdown
Clean text for RAG and LLM context, boilerplate removed. The lane that runs without a key.
139 ms · $0.000078Page to JSON
Spider reads the page and names the fields. Pass your own schema when you need exact keys.
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.
curl -X POST https://api.spider.cloud/scrape \
-H "Authorization: Bearer $SPIDER_API_KEY" \
-H "Content-Type: application/json" \
-d '{"url": "https://imslp.org/", "return_format": "markdown"}'from spider import Spider
app = Spider()
params = {"return_format": "markdown"}
page = app.scrape_url("https://imslp.org/", params=params)
print(page[0]["content"])import { Spider } from "@spider-cloud/spider-client";
const app = new Spider();
const [page] = await app.scrapeUrl("https://imslp.org/", {
return_format: "markdown",
});
console.log(page.content);What imslp.org costs
Multiplied from the measured 9.4 KB page. Estimates round to the cent.
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 imslp.org.
The capture above took 139 ms and cost $0.000078. The same call takes any URL on imslp.org.