the402 x402 endpoint directory

Returns top Hacker News stories plus full-text search.

Research outline 0.01 USDC (first pay · Base). Ladder: free GET /v0/sample-outline.json → POST /v0/outline → brief 0.0

Should I submit this Base transaction now, and at what fee? One call returns submit-or-wait, max fee per gas and prior

Onchain loyalty platform on Base Network. Businesses launch branded rewards in minutes, customers earn real value with

Repairs JSON output from agents with optional schema validation.

Live scored launch feed (realtime) — or add ?tier=free for the 10-min-delayed free feed, or ?tier=alpha ($0.02) for ca

Dokimo Verify API (GET) - scheme demo: recomputes a sample dokimo-merkle-v1 proof to its root. For real caller verific

A Hyperliquid account's perpetuals state — open positions, margin summary and withdrawable balance, for any 0x address

Official US macro data read straight from Chainlink contracts. No LLM, no API key. Answers "what is US GDP growth", "c

Paste-ready bid draft (0.01 USDC cheapest). Free radar first: GET /v0/sample-radar then POST {brief}.

Onchain loyalty platform on Base Network. Businesses launch branded rewards in minutes, customers earn real value with

WalletTriage — real-time wallet risk check: dangerous ERC20 approvals cross-referenced with a live exploit threat feed

Japanese dream-interpretation agent API. Returns a Gemini-generated full interpretation from madoromi's curated dream-

Wallet sanctions check for a validated EVM or Solana address. Returns a direct verdict, recommended action, match evid

SSL/TLS certificate check: expiry, issuer, SANs, chain validity, hostname match, negotiated protocol/cipher, and weak-

AgentNOMOS Macroeconomic Indicator Snapshot: six US macro feeds in one call — Fed funds rate with next FOMC date, CPI

Cheap connectivity-check endpoint. Verifies the full x402 settlement path (signature -> CDP facilitator -> on-chain tr

Aura deterministic x402 purchase preflight from supplied OpenAPI metadata

Returns a verifiable log of published signals.

This tool reads live information from Hacker News, a popular website where people share and discuss technology news. Y

Send an HTTP request to any URL from our servers and receive the full response — including the status code, all respon

Convert Gregorian dates to Hijri (Umm al-Qura calendar) and back. Returns day/month/year, Arabic and English month nam

Direct IIIF image URLs (multiple resolutions) for a specific page of a public-domain illustrated classic, with work co

Fetch live gas price estimations and base fees for EVM chains

x402 endpoint reliability pre-flight: factual service-delivery measurements of a target x402 endpoint before an agent

Paid ($0.01 USDC via x402). Top trending GitHub repos from the latest daily scan, sorted by stars — description, langu

Give this API a web address and it will visit that page, then hand back everything an SEO professional needs to know:

Give this API a list of up to 10 web addresses and it will visit each one to tell you whether it is working, broken, o

Send up to 10 domain names and get back every DNS record type (A, AAAA, MX, CNAME, TXT, NS, PTR, SOA, SRV, CAA, NAPTR,

Send a list of texts — website addresses, phone numbers, plain words, WiFi details, anything — and get back a ready-to

Queries target URL headers to score security configurations (HSTS, CSP, X-Frame-Options).

How to make money with AI — one tailored business-in-a-box. Give a goal, budget and interests; get a specific business

Get "Token God Mode" (TGM) flow intelligence data

Retrieve token screener data

What a USDC transfer actually costs on Base, Polygon, Arbitrum, Ethereum and XDC, measured rather than assumed: gas un

Live universal sky snapshot, no inputs: geocentric ecliptic longitudes for 13 bodies (Sun through Pluto, Chiron, lunar

TikHub — 742 per-call social-data endpoints (GET) across douyin/tiktok/weibo/instagram/bilibili/zhihu/kuaishou/youtube

Live USGS river-gauge tick, deterministic. Answers "what is the flow at this gauge right now", "is this river high or

Proven X caller-lift leaderboard

Address-to-zoning lookup for published municipalities. Coverage: 64 municipalities in 6 states. Resolves a street addr

A Hyperliquid account's HYPE staking summary (delegated/undelegated/pending), for any 0x address.

Onchain loyalty platform on Base Network. Businesses launch branded rewards in minutes, customers earn real value with

Before your agent pays a new bank account: validate the IBAN (all countries), resolve its bank and BIC from national b

Screen a company or entity name against multi-list sanctions (OFAC/EU/UN public designations index). PASS/BLOCK. Fail-

The settled result for one Hyperliquid prediction-market outcome by id.

OHLCV candles for one Hyperliquid asset over any interval (1m to 1M), normalized into named fields with RFC3339 timest

Search-grounded answer with source URLs, synthesized by a local LLM with no cloud token dependency.

Paid ($0.01 USDC via x402). Most recent Polymarket feed item — mover, whale entry (with calibration), or predetermined

Paid ($0.01 USDC via x402). Active AI-business narratives with lifecycle stage, driving sources, and momentum. Proxied

Today's market leaders, ranked — which stocks are leading the tape right now? One read returns the top leadership name