the402 x402 endpoint directory

Current x402 ecosystem composition: services per category (Agentic.Market taxonomy: Data, Inference, Search, Infra, Me

Eagle Eye v1.0.0 — U.S. enterprise-grade wallet compliance screening. OFAC SDN + Circle USDC blacklist on Base. Signed

Lightweight utility API for agents and operators: DNS lookups, RDAP/WHOIS domain data, HTTP probes, page metadata extr

Deterministic synthetic social media feed generator for AI agent testing and development. Simulates KOL postings with

Convert a web page (by URL) or raw HTML into clean, readable Markdown plus structured metadata (title, description, Op

Current conditions plus hourly and daily forecasts for anywhere on Earth. Pass a major city name or lat/lon coordinate

Macro economic snapshot API — dated Eurozone economic indicators for trading/research agents: euro-area inflation (HIC

Search current Japanese (JP) National Diet members by name (kanji, kana, or romaji), party, or constituency. Returns m

Agent wallet status and readiness checker. Input any wallet address to get USDC/ETH balances, transaction count, walle

Live cryptocurrency asset price tracker and market intelligence feed. Access real-time spot prices, daily percentage c

Live profit-and-loss telemetry for a real production crypto grid-trading bot — exchange-ledger reconciled, fee-inclusi

Extract clean readable text and metadata from a public webpage and return structured JSON for AI agents.

Premium token intelligence: price metrics, news, Twitter sentiment, and futures data. Find out why your token is movin

Validates email deliverability: syntax check, MX record lookup, and SMTP server reachability. Returns risk score and q

Supported perpetual-futures trading pairs — the list of symbols (BTCUSDT, ETHUSDT, …) the funding-rate scanner and sig

DNS TXT record lookup — a domain's TXT records as a clean JSON list: SPF, DKIM and DMARC policy strings plus site-veri

DNSSEC health check: reports whether a domain is DNSSEC-signed (DNSKEY), has a DS record at the parent, and whether th

Crypto Fear & Greed index — the current market-sentiment score (0-100) and its label (Extreme Fear … Extreme Greed), a

Decode an EVM signature request (EIP-712 typed data, Permit/Permit2, or ERC-20 approve calldata) into a structured int

Pay once to receive a short-lived WebSocket ticket for the live Bitcoin mempool stream.

Official PTAX USD/BRL exchange rate (the reference rate used in Brazilian contracts). Central Bank of Brazil.

Yield pools by DefiLlama — every tracked pool with APY, TVL, project and chain.

Global news article search by GDELT — normalized fulltext search across worldwide media (query syntax: phrases, OR, so

Historical DeFi TVL across all chains from DefiLlama — aggregate time series (excludes liquid staking and double count

AgentNOMOS CVE Vulnerability Intelligence Lookup: Keyword, vendor or product search against the NIST NVD database. Ret

OHLC candlestick data for crypto — daily open/high/low/close candles over 1-365 days for any coin by CoinGecko id, cha

Historical crypto price on a specific date — price, market cap and 24h volume snapshot for any coin by CoinGecko id, i

Crypto coin metadata and market data by CoinGecko id — name, symbol, market-cap rank, price, homepage and categories f

Yield pool history by DefiLlama — historical APY and TVL for one pool by pool id.

Turn any URL into clean, LLM-ready markdown — the main article extracted, nav/ads/boilerplate stripped, plus title, de

Check if two images are duplicates or near-duplicates. Compares two image URLs with perceptual hashing and returns a d

Find near-duplicate images. Computes perceptual hash distance between two image URLs to detect crops, resizes, re-comp

Verify that an image matches a reference image. Compares a candidate image URL against a trusted reference and returns

Compare two product photos for visual similarity. Returns a similarity score between two image URLs. Use when an agent

Email verification & deliverability check (email validator / verifier) — validate an address, detect disposable/tempor

Exact descriptive statistics — LLMs cannot reliably sum 200 numbers; this can. POST {values:[…]} for count/sum/mean/me

Structured extraction: give a JSON Schema plus a URL or raw text, get back JSON matching the schema.

Returns the 4 top-level product categories (market intelligence, workflows, media generation, infrastructure) with end

chainquery Bitcoin RPC: pay-per-call Bitcoin Core over x402, no API key. Currently banned peer IPs and subnets from ch

chainquery Bitcoin RPC: pay-per-call Bitcoin Core over x402, no API key. Node uptime in seconds from chainquery's inde

Summarize and compress text, Markdown, or JSON into a structured summary. Output as prose, bullets, headline, or TLDR,

The Hyperliquid perpetuals universe — tradeable symbols with max leverage and size decimals, without live context.

The Hyperliquid perpetual assets currently at their open-interest cap — a liquidity/risk signal.

Current mid price for every Hyperliquid asset (perps + spot) in one call — a fast whole-venue price snapshot.

Anchor a 32-byte hash to Base + Solana mainnet — $0.005 USDC

Historical foreign exchange (Forex) time-series database. Retrieve daily historical rates for any currency pair over a

Run a fast live probe for one x402 endpoint and summarize challenge/payment-flow readiness.

Brazil IPCA consumer inflation: last 12 monthly readings and 12-month accumulated. Central Bank of Brazil.

Brazil CDI interbank rate, latest daily values. Central Bank of Brazil.

Parse and normalize postal addresses into structured components. Returns address number, street, city, state, ZIP, and