the402 x402 endpoint directory

On-chain ClickHouse table schema introspection.

Token rankings (market cap, volume, change).

Funding rate history for a perp contract.

CEX ticker price for a trading pair.

Web search across crypto sources.

Options market data (skew, IV, volume).

Large liquidation orders (whale liquidations).

Liquidations broken out by exchange.

Yield pool ranking (lending, LP, staking).

Fetch + clean a web page into markdown.

VC fund search.

Technical indicators (RSI, MACD, Bollinger, EMA).

Get historical cumulative volume data for a market

Exchange trading pairs catalog.

Long/short ratio history.

Futures market overview.

Fetch historical Kalshi trade data

Get historical cumulative volume data for a market

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Trace an HTTP redirect chain to its final destination without downloading page bodies. Returns every hop (URL + status

Neural web search for agents (Exa upstream): pass a query, get the most relevant live web pages with title, URL, publi

Run one to five deterministic Vixi Labs developer guardrails in request order with one x402 payment.

Validate a European ECLI identifier (format, jurisdiction, year).

Validate a CFR citation structurally (title, part, section format).

Validate a U.S. Code citation structurally (title exists, not reserved, section well-formed).

Resolve a single IPv4/IPv6 address to its full network identity in one call: the Autonomous System number, the authori

The current text of a US Code section by title and section number: the statutory text, its source credit, the chapter

An enacted US public or private law by Congress and law number: official title, short titles, date signed, the US Code

Tavily Search - advanced mode

Pending block - transactions not yet mined, via eth_getBlockByNumber("pending")

Exa Search - Neural search across the web

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View component code after payment

Exa — semantic web search via our API key. numResults up to 100. For people/lead discovery set category:"people" with

Get the latest tweets (timeline) from a specific Twitter/X user by their username. Returns up to 20 tweets per page so

Get a client token for direct upload to Vercel Blob

Firecrawl — Scrape a single URL and return clean markdown/HTML.

Book a paid Resy reservation for the authenticated user using a slot config token.

Pre-trade risk check for AI agents trading crypto: live orderbook slippage at YOUR size, side-aware funding carry, ope

Search for tweets by query (optional product filter; paginate with cursor). Example: GET /api/search/tweets?q=typescri

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

Current USD prices for one or more tokens by CoinGecko id (e.g. bitcoin, ethereum, solana, usd-coin). Returns price, s

Search tweets. Start the query with @ (or add f:user) to search users instead. Example: GET /api/search?q=typescript

Buyer-side trust oracle for the x402 marketplace: 'I need X, budget $Y — which tool is real?' Sweeps the WHOLE catalog

Email authentication posture check: parses SPF, DMARC and DKIM plus MX for any domain and grades deliverability/anti-s

Gives you official United States inflation numbers from the government's BLS Consumer Price Index. Ask for the newest

Paginated list of merchants (top recipients by volume)

Read any web page or article: fetch up to 5 URLs in one batch call and extract the main content as clean, LLM-ready ma

Audit a URL's HTTP security headers over a single body-free (HEAD) request. Grades Strict-Transport-Security, Content-