the402 x402 endpoint directory

Scan untrusted text for prompt-injection and malicious-instruction attempts.

Analyze the sentiment of text: classification, score, confidence, and detected emotions.

Detect the language(s) of text, including multilingual text.

Analyze a URL's structure for phishing/typosquatting/impersonation risk signals.

Validate a value against a known format (email, url, uuid, ipv4, ipv6, credit_card, iban, phone_e164, date_iso8601, po

Compare live gas prices and estimated transfer cost across major EVM chains.

Resolve an ENS name to an address, or an address to its primary ENS name.

On-chain snapshot of an EVM address: contract vs wallet, balance, tx count, and activity signal.

Street (parallel-market) FX rate for a West African currency vs USD, derived from live P2P order books, with the offic

Returns the recurring OT threat intelligence situation report.

Modal — Terminate a running sandbox.

Instant weather by city name — temperature, feels-like, humidity, wind speed, precipitation, and condition. Just pass

Upscales a low-resolution image using super resolution. Pass the image as a URL. Returns a link to the upscaled result

US real Gross Domestic Product, quarterly, in billions of chained 2017 dollars (seasonally adjusted annual rate), with

Heuristic honeypot and risk check for an ERC20 token via on-chain eth_call - detects active owner control and transfer

Returns stored detail for a single SEC EDGAR merger or acquisition filing by accession number.

Cast a paid vote for today's emoji election on emoji.today

dappgrade score — pre-transaction health/safety verdict for an onchain app, by contract address. Returns ok / caution

Read any company page in real time and return clean structured content, links, metadata, and the detected tech stack.

Open interest for a perpetual asset across decentralized venues (Hyperliquid, dYdX v4): per-venue open interest in coi

Perpetual-swap funding rates for an asset fused across decentralized venues (Hyperliquid, dYdX v4): each venue's curre

On-chain USD spot price for 50+ assets from Chainlink feeds or the most-liquid Base DEX pool (computed from public cha

Daily FX rates between two currencies across a date window using European Central Bank reference rates (via Frankfurte

Live cross-provider x402 market sentiment. topProviders: the top x402 sellers ecosystem-wide, ranked by REAL on-chain

Read one known URL: the main article content as clean markdown with title, byline, excerpt and word count, boilerplate

Extract text from a PNG or JPEG image - full text, overall confidence and per-line bounding boxes - from a URL or base

Look up a legal entity in the official GLEIF registry. Pass a 20-character LEI for the full record - legal name, juris

Convert a PDF to clean markdown: headings, paragraphs, and bullets reconstructed from the text layer - ready to drop i

Deterministic static pattern scan of Solidity smart-contract source text - a fixed ruleset flagging tx.origin authenti

Fetch a World Bank indicator time series for a country (e.g. GDP, inflation, unemployment, population). Open data, no

Grade any x402 seller's payment-security posture from the outside - a read-only black-box check mapped to the 'Five At

Fetch a PDF from a URL and extract its text content. Returns page count, document info, and the full text (up to 20MB

Get "Token God Mode" (TGM) DEX trades data

Lists all assets Glassnode tracks with their metadata, including symbols.

Buy bulk crawl access to one domain that publishes Paid Crawl terms. $0.010 buys $0.010 worth of that site's pages — t

China A-share major indices snapshot in one call: Shanghai Composite, Shenzhen Component, ChiNext, and CSI 300 — with

Returns the average interest rate the US Treasury pays on its debt.

Full RugCheck report for a Solana token mint, trimmed to what an agent acts on: score and risks, mint/freeze authority

Deterministic preflight check for a proposed AI agent action - a tool call, payment, fetch, or write - before it execu

OpenAI Responses API over x402 - point the OpenAI SDK's responses.create() (or the OpenAI Agents SDK) at base_url http

Top holders of any token on any Blockscout-hosted chain - address, balance, and share of supply, ranked - bought per c

Anthropic Messages API over x402 - point the Anthropic SDK (or Claude Code / the Agent SDK) at base_url https://agent4

LinkedIn GeoID lookup

Paddock niche gap analysis — one-time query

Convert a Twitter/X, LinkedIn, Medium, Substack, Beehiiv, or public Notion page URL into clean markdown.

US Treasury yield curve in one call: 1mo/3mo/6mo/1yr/2yr/5yr/10yr/30yr yields, the 10y-2y and 10y-3mo spreads, and a b

Day's biggest gainers and losers screened from the entire market, live from Yahoo Finance. Each mover includes ticker,

Market risk sentiment in one call, live from FRED: volatility index (VIX), high-yield and investment-grade credit spre

US weekly jobless claims in one call, live from FRED: initial claims, continuing claims, and 4-week moving average of

Crypto Fear & Greed Index: current reading (0-100, Extreme Fear to Extreme Greed) plus 7-day and 30-day sentiment tren