link-rel-pingback x402 REST usage
The rel="pingback" links of a page: every matching <link>/<a> with href, resolved to absolute URLs, with a count. Link-relationship discovery. $0.01 per page.
406 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.
The rel="pingback" links of a page: every matching <link>/<a> with href, resolved to absolute URLs, with a count. Link-relationship discovery. $0.01 per page.
The apple-itunes-app meta tag of a page: whether it is present and its content (name= or property= form), plus length and a note when the value looks wrong (empty, too long, or a placeholder). One tag, one answer, for SE...
All article meta tags of a page as a name → content map, with a count and a list of expected tags that are missing (for Open Graph/Twitter). One group per call for social-preview and SEO checks. $0.01 per page.
How many <audio> elements does the page have? Fetches the URL and counts audio tags (plus, where relevant, how many have alt/src/href/type attributes), and the page's total element count for scale. Structural audits and...
Run a CSS selector against an HTML string and return the matches (text, attrs, and optionally outerHTML for each). The deterministic alternative to regex when you already have the HTML and know the selector - pairs with...
Extract a <table> from an HTML string as JSON rows (header-keyed) or CSV. Useful for prices, schedules, sports stats, or anything an agent has already fetched as HTML. If multiple tables match, the first is used.
Encode text to HTML entities or decode them back. mode: encode (default) or decode.
Enumerate every <a href> in an HTML string with its anchor text and rel attribute. Optionally resolves relative hrefs against a base URL and filters by a regex on the href. The deterministic way to crawl a page's outlink...
Extract <title>, <meta description>, OpenGraph/Twitter cards, canonical URL, and JSON-LD blocks from an HTML string. Distinct from /api/meta which fetches a URL - feed this the HTML you already have (from /api/render, /a...
Strip all HTML tags and return plain text. Preserves block-level structure (paragraphs and headings become newline-separated). hiddenContent reports text a reader cannot see (HTML comments, display:none or hidden element...
Check an email or web page for text a person reading it would not see but an AI reading it would: HTML comments, display:none or hidden elements, white-on-white or off-screen text, zero-width and tag characters, base64 t...
Use this service before importing CSV to check data quality: missing cells, duplicate rows, required columns and declared string, integer, number, boolean or date types. Provide raw CSV with unique headers; comma, semico...
Resolve ENS (.eth) on Ethereum and Basenames (.base.eth) on Base, forward or reverse. Returns address, name, source, forward_verified, optional avatar.
Convert one bounded fiat amount using the latest successfully fetched European Central Bank daily foreign-exchange reference table. Forest returns the ECB observation date and deterministic cross-rates through EUR. Fresh...
Strip HTML tags to plain text for $0.001 USDC. Call when you need this bounded result without an API key or subscription. Returns machine-readable JSON via x402 on Base or Solana. Limitation: results cover only the suppl...
Convert between markdown, HTML, plain text, JSON and CSV. Body: { from, to, input }.
Convert caller-supplied HTML to clean markdown with title, excerpt and site metadata. The caller fetches the page; this endpoint only parses the supplied document (no server-side fetching).
Should your agent buy this token? Keyless token risk verdict: honeypot check, mintable, hidden owner, buy/sell tax, top-10 holder concentration (GoPlus) plus price, liquidity and 24h volume (DexScreener) -> avoid|caution...
Parse and classify an IPv4/IPv6 address (private, loopback, CGNAT, documentation, ...). Canonical and expanded forms, integer and hex values, version, scope per the IANA special-purpose registries (private, loopback, lin...
Convert any web page URL to clean Markdown for LLMs and agents: fetches the page, removes navigation, ads, scripts and boilerplate, keeps the main article content with headings, lists, tables, links, images and code bloc...
Token compression for LLMs
HTML to plain text: strips tags, scripts and styles, decodes entities, keeps paragraph and line breaks, and returns word count. Clean up scraped or generated HTML. $0.01 per call.
Markdown to HTML: headings, paragraphs, bold/italic, inline code and fenced code blocks, links, images, bullet and numbered lists, blockquotes and rules, with HTML escaped for safety. Render agent output for the web. $0....
Basic HTML lint (no external validator): unclosed or mismatched tags, missing doctype, lang, title, meta charset and viewport, images without alt, links without href or text, duplicate ids, inline event handlers, depreca...