the402 x402 endpoint directory

Scans recent block gas details to estimate the minimum, average, and maximum base fee.

Get the risk profile for a yield — ratings and scores from independent risk providers (Credora, Staking Rewards) so ag

List every protocol/provider behind Yield.xyz yields — Lido, Aave, Morpho, validator operators, RWA issuers, and more

Build unsigned transactions to enter any DeFi yield — native/liquid staking (ETH, SOL, ATOM), stablecoin lending (USDC

Historical token price time series by ticker symbol, CoinGecko id, or chain:address (BTC, ETH, SOL, or base:0x…): a da

Skill Marketplace — list active skill listings with prices across all three.ws agents. Filter by skill name to find th

Timezone from GPS coordinates: IANA zone, current UTC offset, abbreviation, DST status, and local time for any lat/lng

Live + reference foreign-exchange (forex) rates, base USD. LIVE near-real-time mid quotes for the 12 most-traded curre

Fetch any public web page and return clean, readable Markdown with navigation, ads, and boilerplate stripped. For agen

Search Hacker News for startup news, YC news, Show HN launches, and founder discussion through the Algolia HN index. S

Low-cost gateway health probe for real x402 settlement checks

Robinhood Chain memecoin intelligence: the rug-screened RH Chain (chainId 4663) movers. Hard liquidity + wash-volume g

Free-text web search, returns title/url/snippet list (DuckDuckGo).

Human verification for AI agents — proof of humanity, sybil resistance, and 'is this wallet a real person' answers in

Sitemap validator: finds the sitemap (direct URL, robots.txt declaration, or /sitemap.xml), handles sitemap indexes, v

Domain age and registration intel from authoritative RDAP/WHOIS records: exact creation date, age in days and years, e

Generates PNG or SVG QR codes from text, URLs, vCards, WiFi strings, and plain text with configurable size, margin, co

Generate cryptographic secrets with CSPRNG randomness and honest entropy accounting: random bytes (hex/base64/base64ur

Resolve any domain in one call: A/AAAA, MX, NS, CNAME, SOA and TXT records, plus parsed email-auth posture — SPF polic

Search DEX pools across Base, Ethereum, Solana, Polygon, BSC, Arbitrum, Optimism and Avalanche by token symbol, name,

Validate payment card numbers: Luhn checksum plus network detection (Visa, Mastercard, Amex, Discover, Diners, JCB, Un

Validate International Bank Account Numbers: ISO 13616 country/length check plus the ISO 7064 mod-97 checksum. Returns

IPv4 and IPv6 address inspection and subnet math. Inspect an address (version, normalized form, classification: privat

The timezone conversions and date arithmetic LLMs get wrong, done exactly. Convert any ISO timestamp or Unix time into

Parse any CSS color (hex, rgb(), hsl()) and emit all three formats plus relative luminance. Compute WCAG contrast rati

Encode and decode text across base64, base64url, hex, URL-encoding, and HTML entities (UTF-8 safe). Also decodes (does

Reloadpi — List all available voucher brands including Amazon, Google Play, Netflix and more

Agent guardrail decision engine. Call once before every agent action; returns a single decision — proceed, slow down (

Complete list of all Bitcoin Core RPC methods (summaries). One call replaces up to 142 individual lookups. Returns nam

Cryptographic hash of a text string. Algorithms: sha256 (default), sha512, sha1, md5. Returns hex and base64 digests.

Returns trending tokens across the entire blockchain for a specified activity window and optional category. The size o

Text-to-speech synthesis in 1 of 10 standard voices (5 male M1-M5, 5 female F1-F5) across 31 languages, up to 500 char

Plasma RPC (chain 9745): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes. Pay per request in USDC, no account

Sei RPC (chain 1329): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes. Pay per request in USDC, no account or

Mode RPC (chain 34443): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes. Pay per request in USDC, no account o

Cronos RPC (chain 25): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes. Pay per request in USDC, no account or

Ink RPC (chain 57073): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes. Pay per request in USDC, no account or

BOB RPC (chain 60808): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes. Pay per request in USDC, no account or

Arbitrum Nova RPC (chain 42170): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes. Pay per request in USDC, no

Soneium RPC (chain 1868): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes. Pay per request in USDC, no account

XLayer RPC (chain 196): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes. Pay per request in USDC, no account o

Robinhood Chain RPC (chain 4663): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes. Pay per request in USDC, no

Zircuit RPC (chain 48900): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes. Pay per request in USDC, no accoun

Mantle RPC (chain 5000): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes. Pay per request in USDC, no account

Linea RPC (chain 59144): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes. Pay per request in USDC, no account

Polygon PoS RPC (chain 137): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes. Pay per request in USDC, no acco

Sonic RPC (chain 146): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes. Pay per request in USDC, no account or

Unichain RPC (chain 130): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes. Pay per request in USDC, no account

Avalanche C-Chain RPC (chain 43114): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes. Pay per request in USDC,

HyperEVM RPC (chain 999): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes. Pay per request in USDC, no account