GET pkg.go.dev HTTP 2001.9 s102.2 KB$0.000461 captured Aug 7, 2026
pkg.go.dev, as data
One API turns any pkg.go.dev 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 1.9 s
- Page size
- 102.2 KB of markdown, 2,188 lines
- Fields
- Description, Title
- Captured
- Aug 7, 2026
Free balance on signup, no card. This pkg.go.dev page cost $0.000461 to fetch.
SetFieldParserFactory allows the use of user-defined implementations.func SetMarkdownFileDirectory ¶func SetMarkdownFileDirectory(directoryPath string) func(*Parser)SetMarkdownFileDirectory sets the directory to search for markdown files.func SetOverrides(overrides map[string]string) func(parser *Parser)SetOverrides allows the use of user-defined global type overrides.func SetPackagePrefix(packagePrefix string) func(*Parser)SetPackagePrefix sets a list of package path prefixes from a comma-separatedstring, packages that do not match any one of them will be excluded whenfunc SetParseDependency(parseDependency int) func(*Parser)SetParseDependency sets whether to parse the dependent packages.func SetParseExtension(parseExtension string) func(*Parser)SetParseExtension parses only those operations which match given extensionfunc SetStrict(strict bool) func(*Parser)SetStrict sets whether swag should error or warn when it detects cases which are most likely user errors.func SetTags(include string) func(*Parser)SetTags sets the tags to be includedfunc SetUseStructName(useStructName bool) func(*Parser)SetUseStructName sets whether to strip the full-path definition name.func TransToValidCollectionFormat ¶func TransToValidCollectionFormat(format string) stringTransToValidCollectionFormat determine valid collection format.func TransToValidPrimitiveSchema ¶func TransToValidPrimitiveSchema(typeName string) *spec.SchemaTransToValidPrimitiveSchema transfer golang basic type to swagger schema with format considered.func TransToValidSchemeType ¶func TransToValidSchemeType(typeName string) stringTransToValidSchemeType indicates type will transfer golang basic type to swagger supported type.func TransToValidSchemeTypeWithFormat ¶func TransToValidSchemeTypeWithFormat(typeName string) (string, string)What Spider does on pkg.go.dev
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.
1.9 s · $0.000461Page 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://pkg.go.dev/github.com/swaggo/swag", "return_format": "markdown"}'from spider import Spider
app = Spider()
params = {"return_format": "markdown"}
page = app.scrape_url("https://pkg.go.dev/github.com/swaggo/swag", params=params)
print(page[0]["content"])import { Spider } from "@spider-cloud/spider-client";
const app = new Spider();
const [page] = await app.scrapeUrl("https://pkg.go.dev/github.com/swaggo/swag", {
return_format: "markdown",
});
console.log(page.content);What pkg.go.dev costs
Multiplied from the measured 102.2 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 pkg.go.dev.
The capture above took 1.9 s and cost $0.000461. The same call takes any URL on pkg.go.dev.