GET loc.gov HTTP 200226 ms20.0 KB$0.000145 captured Aug 7, 2026
loc.gov, as data
One API turns any loc.gov 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 226 ms
- Page size
- 20.0 KB of markdown, 174 lines
- Fields
- Image Alt, Image Description, Image Src, Logo and 3 more
- Captured
- Aug 7, 2026
Free balance on signup, no card. This loc.gov page cost $0.000145 to fetch.
The Library of Congress HomepageTaking a Spin Around our Solar System](https://blogs.loc.gov/maps/2026/07/taking-a-spin-around-our-solar-system/)The Source—Where Curiosity Sparks Discovery](https://lcm.loc.gov/issue/july-august-2026/)Get the Latest News from the Library of Congress](https://newsroom.loc.gov)Our Calendar of Upcoming Events, In-Person & Virtual](https://loc.gov/events/)Explore Library Exhibitions in Person & Online](https://www.loc.gov/exhibits/)The 'Declaration's Promise' Opens in Treasures Gallery at Library of Congress](https://newsroom.loc.gov/news/-the-declaration-s-promise--opens-in-treasures-gallery-at-library-of-congress/s/96d415b3-edcf-4c80-bbfb-895a71be1b0f)## Your LibraryUse the largest library in the world online or in person! More about the Library.## Free to Use and Reuse: FashionStylish clothing in the United States from the 1800s to 1900s. Unless otherwise noted, the selected images are from the Prints & Photographs Division.Browse more content that is free to use and reuse *** Gloria Vanderbilt Cooper. Photo by Toni Frissell for Vogue, 1966.* Treat Williams, actor at Chelsea Central, New York City. Photo by Bernard Gotfryd, 1981.* Isadora Noe Freeman and Mary Christiana Freeman. Daguerreotype, 1850s.* Buster Brown suit. Photo by National Photo Co., 1921.* Flapper. Drawing by John Held for cover of Life, 1926.* Phyllis Wheatley Club, Buffalo, New York. Photo, 1911-1923.* Republican National Convention, Chicago, Illinois. Photo by Bain News Service, 1912.* Zora Neale Hurston. Photo by Carl Van Vechten, 1938.* Two women walking on 5th Avenue, New York City. Photo by Angelo Rizzuto, 1959.* Eliza Pepperell Sanger Smith. Drawing by her husband John Rubens Smith, 1830-1840.* Sporting Look, evening fashions. Photo by Toni Frissell for Sports Illustrated, 1956.* Gibson Girls. Drawing by Charles Dana Gibson, 1900.* Summit Avenue Ensemble, Atlanta, Georgia. Photo by Thomas Askew, 1899.What Spider does on loc.gov
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.
226 ms · $0.000145Page 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://loc.gov/", "return_format": "markdown"}'from spider import Spider
app = Spider()
params = {"return_format": "markdown"}
page = app.scrape_url("https://loc.gov/", params=params)
print(page[0]["content"])import { Spider } from "@spider-cloud/spider-client";
const app = new Spider();
const [page] = await app.scrapeUrl("https://loc.gov/", {
return_format: "markdown",
});
console.log(page.content);What loc.gov costs
Multiplied from the measured 20.0 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 loc.gov.
The capture above took 226 ms and cost $0.000145. The same call takes any URL on loc.gov.