GET rcsb.org HTTP 200208 ms31.9 KB$0.000154 captured Aug 7, 2026
rcsb.org, as data
One API turns any rcsb.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 208 ms
- Page size
- 31.9 KB of markdown, 375 lines
- Fields
- Business Name, Address, Phone, Category and 1 more
- Captured
- Aug 7, 2026
Free balance on signup, no card. This rcsb.org page cost $0.000154 to fetch.
On **July 21, 2027**, wwPDB will fully transition to extended 12-character PDB IDs, the PDBx/mmCIF format, and the re-organized PDB archive.Convert PDB file to mmCIF format and extract meta data and statistical informationSearch protein structures by global shape similarity* #### PDBx/mmCIF Dictionary ResourcesInformation about the format, dictionaries, and related software tools used by the wwPDB* #### Other Deposition ResourcesHelp page summarizing tools available for deposition and validationComplex boolean queries with values for a wide range of structure attributes* #### Sequence Similarity SearchFind similar protein and nucleic acid sequences using the mmseqs2 method* #### Chemical Similarity SearchSearch for small molecules using SMILES, InChI, or Chemical FormulaPDB entries in context of annotations by various ontologies and hierarchical classification schemesSearch entries released since last TuesdaySearch entries that are being processed, on hold waiting for release, or have been withdrawnPDB data distribution, archive growth, and more3D visualization for PDB structures and ligand binding sites. Access from each structure summary page.* #### Sequence Annotations ViewerGraphical summaries of protein features and their relationships with UniProtKB entries. Access from each structure summary page.Graphical summaries of the correspondences between PDB entity sequences and genomes. Access from each structure summary page.* #### Pairwise Structure AlignmentCalculate pairwise structure alignments using various methods* #### Symmetry Resources in the PDBExplore tools that display global, local, and helical symmetry among subunitsThe slider graphic compares important global quality indicators for a given structure with the PDB archiveExplore conservation and trends in the structure properties, features, and functions* #### PDB Citation MeSH Network ExplorerFind connections between articles describing PDB structures using MeSH terms What Spider does on rcsb.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.
208 ms · $0.000154Page 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://rcsb.org/", "return_format": "markdown"}' from spider import Spider
app = Spider()
params = {"return_format": "markdown"}
page = app.scrape_url("https://rcsb.org/", params=params)
print(page[0]["content"]) import { Spider } from "@spider-cloud/spider-client";
const app = new Spider();
const [page] = await app.scrapeUrl("https://rcsb.org/", {
return_format: "markdown",
});
console.log(page.content); What rcsb.org costs
Multiplied from the measured 31.9 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 rcsb.org.
The capture above took 208 ms and cost $0.000154. The same call takes any URL on rcsb.org.