Directory / x402.agentutility.ai
Searches 30M+ Hacker News stories and comments via the public Algolia HN index. Filter by type (story|comment|poll), author, minimum points, ISO8601 date range (since/until), and sort by relevance or recency. Returns total hit count plus per-hit objectID, title, author, points, comment count, created_at, URL, and story/comment text. Public Algolia API, no auth, commercial-OK. Use it as an HN search, yc-news or startup-news search, who-is-hiring scraper, or programmer-news firehose.
# 1. Ask the endpoint what it costs (no payment, no wallet needed): curl -i -X GET 'https://x402.agentutility.ai/hn-search' # -> HTTP/1.1 402 Payment Required # the response carries the price, asset and pay-to address. # 2. Pay and retry with any x402 client: npx x402-fetch 'https://x402.agentutility.ai/hn-search'
Endpoint: https://x402.agentutility.ai/hn-search. Operated by x402.agentutility.ai, not by Animica. Price and availability were correct at the last probe on 2026-09-02 and are set by the operator, who may change them.
Resolves a d20 ability check, skill check, attack roll, or saving throw for tabletop RPGs. Rolls a d20 with an optional modifier and advantage/disadvantage, com…
Generates ad creative images: SFW marketing visuals, concept images, and campaign thumbnails from prompts. Same backend as image-generate. Use it as a campaign …
Detect AI-generated writing with a calibrated probability score. Returns a 0-1 likelihood, a verdict, suspicious phrases, and per-axis style signals (em-dash ov…
Returns current air quality readings and AQI category for any latitude/longitude, with optional hourly forecast rows for the next 1-72 hours. Air-quality data f…
Returns a random creature with a short encyclopedia entry and a fun fact. Optionally pick from a category (mythology, folklore, cryptid, literature, film, game,…
BLS Public Data API — wages, employment levels, growth by series ID. Federal public, free. Optional BLS_API_KEY for higher rate-limits.
Generates a structured brand launch brief for a new company or product from name, concept, audience, and tone. Returns name score, positioning, tagline options,…
Loads a public URL with JavaScript enabled and returns rendered HTML, title, final URL, byte count, or a base64 screenshot when requested. Same headless browser…
Loads a public URL in a real headless browser with JavaScript executed, then returns the rendered HTML and page title, or a base64 screenshot. For pages a plain…
Country info lookup. Resolves country metadata by common name, ISO 3166 alpha-2/alpha-3 code, or capital city. Returns capital, region, population, area, curren…
Turns any creature from any world, book, film, game, myth, or song into an original, playable 5e-style stat block. Returns AC, HP, ability scores, challenge rat…
Cron expression parser. Takes a 5/6/7-field cron expression or @yearly/@monthly/@weekly/@daily/@hourly macro and returns a plain-English explanation, frequency …