the402 x402 endpoint directory

Add a new memory. This method is called every time the user informs anything about themselves, their preferences, or a

Dutch elevation lookup by postcode or coordinate: ground height above NAP, surface height and derived object height, f

Live crypto price + 24h change, market cap & volume for any coin — for trading agents. Input: ?symbol=btc

Bulk look up multiple Twitter/X user profiles by their numeric user IDs in a single request. Returns an array of full

Real cost of exiting a Solana position AT YOUR SIZE — live route, not theoretical slippage

Create a new persistent human profile in the vault. Agent-namespaced by wallet address. Accepts initial identity, text

One prediction market by keyword: the single highest-volume live match, with venue, implied probability, 24h USD volum

Search onchain DEX pools and token, by contract address, name, or token symbol.

Get the latest quotes and trading data for specific DEX trading pairs.

Echeveria (Rosette) — Reflection on geometric perfection for pattern recognition and aesthetic satisfaction.

Jade Plant (Prosperity) — Meditation on slow growth and fortune for long-term value accumulation.

Get disruption counts for a specific entity

Look up and enrich a single contact by email, phone, LinkedIn URL, or name plus company. Any one lookup field is suffi

Score a signup for fraud risk. Send email only, ip only, or both; at least one is required. Email checks cover disposa

Adds color to black and white photos and historic images. Pass the image as a URL. Returns a link to the colorized res

Find recently updated ClinicalTrials.gov study identifiers, titles and registry status for a condition, with the regis

Find candidate LEIs by legal entity name, returning bounded identifiers and registration evidence for business entity

Resolve a US latitude/longitude to the current NWS forecast and return bounded forecast periods with source update tim

Return current National Weather Service alerts for a US state or territory, including severity, urgency, expiry and of

Find recent USGS earthquake observations by time window and minimum magnitude, with event identifiers, source times an

Agent memory recall API — literal keyword and tag search over one agent's stored provenance-tracked memories.

Pay $0.01 USDC on Base for a $HOOTER confirmation hoot — a tiny agent ping that returns ok/agent/network/message JSON.

FRED — latest real observation plus full metadata for one Federal Reserve Economic Data series.

BitBooth Whois: pay 0.005 USDC, get the parsed whois record for any domain — registrar, creation/updated/expiry dates,

Extract printed and handwritten text from a supplied PDF using OCR.

Find 5 ranked location, address, hours, and local-context sources using place terms in the query. Not routing or Maps

Find 5 ranked public-web product, price, specification, and review sources. Not a live inventory guarantee.

Find 5 ranked company and corporate-web results for market research, vendor discovery, and diligence.

Search recent public web coverage from the last seven days and return 5 ranked results. Not comprehensive newswire cov

Return 5 current ranked web results with compact source excerpts in a fixed JSON schema.

Actionable Base DEX intelligence — newly created pools enriched with token metadata, stablecoin-based liquidity estima

Scores prompt-injection / jailbreak risk for LLM inputs. Agent builders use this to sanitize user inputs before hittin

Token security heuristics: honeypot signals, proxy detection, LP data. Trading agents use this to avoid rugs.

Checks if a URL supports a claim. Returns confidence score. Research agents use this to verify sources.

Classifies captcha type (reCAPTCHA, hCaptcha, Turnstile) and difficulty. Eval only — we do NOT solve captchas.

Scrape any public web page and get clean structured JSON (title, text, meta). Pay per call with USDC on Base.

Signed extractability score (0-100) + breakdown + fixes for a URL

Real-time crypto market news with sentiment analysis and top headlines ranked by importance, for $0.01 per call. One r

Trending narrative categories with momentum indicators and top tickers in each narrative.

Get tokens that moved significantly during off-hours (midnight to 8am UTC) with AI-generated analysis of what happened

1-minute price surges/crashes, volume spikes, top 20 tokens by volume on Korean exchanges

Korean exchange alerts: new listings, delistings, investment warnings, caution flags

Paid ($0.01 USDC via x402). One Polymarket feed item: quality-gated mover (vol>=$10k & depth>=$2.5k, +order-book micro

Sitemap lookup: locates a site's sitemap from robots.txt or same-origin /sitemap.xml, fetches it server-side and retur

Redirect audit: follows one public http/https URL server-side and returns the ordered redirect chain, hop count, final

URL digest receipt: server-side fetch of one public http/https URL, returning a time-stamped receipt with the HTTP sta

Machine-readable crypto market intelligence: the currently published long opportunities from an upstream advice system

Daily state-of-the-network report on the x402 ecosystem, built exclusively from our own probes (~2 per host per day):

Extract embedded text from a public PDF URL or multipart upload for research and retrieval pipelines. Returns text, pa

Aggregated company insider Form 4 activity for one selected tracked ticker, grouped by reporting owner with buy/sell c