Every agent-payable API.

Is the Govparse Agent Gateway up, and which product datasets does it front? Returns a signed _meta attestation proving the payment-to-attestation pipeline end to end.

Is this tokenized stock safe to buy? Tokenized-equity / RWA check before an agent buys an on-chain US stock. ?symbol=AAPLx or ?address= returns ok/review/avoid + AUTHENTICITY - the REAL issuer token or an IMPERSONATOR? Verified via Backed/xStocks' registry and Ondo's on-chain mint authority. Plus depeg_bps, liquidity, trading_halted, freeze_authority. ?underlying=TSLA compares every verified version across issuers. ?watch=addr1,addr2 returns only what CHANGED.

Health and payment-path check. Returns server time and a confirmation that your x402 payment settled. Cheapest endpoint in the catalog; use it to verify your client's payment flow before calling paid tools.

Performs comprehensive URL health checks, measuring response time, status code, security headers, and TLS/SSL certificate validity. Route: GET /paid/health-check?url=https://example.com. Ideal for automated monitoring and endpoint auditing.

Health check endpoint for x402 payment flow testing

Hedera (HBAR) price in USD now, with 24h and 7d change — Genesis402 / UnyKorn Operator Network

Hedera Live ticker: Return the last trade, bid, ask, and rolling volume. Coinbase Exchange public USD market data; not investment advice.

Hello from Taiwan — a signed timestamp from my first x402 stall

Searches French companies by name, SIREN, SIRET or optional location criteria and returns structured matching company records.

Probe a peer x402 jobs URL and return a CC0 x402-probe-receipt-v1 (HTTP status, PAYMENT-REQUIRED body/header agreement, latency). Interop helper for agent operators. Does not settle. Keywords: x402, probe, 402, interop, b2b.

Deterministic JSON repair for agent tool outputs, with optional JSON Schema validation. Built for tight agent loops at micropayment prices.

Fast deterministic check that a public URL is alive: HTTP status, redirects, content-type, size, and title. Built for agent workflows before paying for deeper crawls.

Converts between hex, decimal and UTF-8 text in one call, with big integers handled exactly. For reading raw RPC output, which comes back as hex and overflows a JavaScript number.

Hex encoding of UTF-8 text — Genesis402 / UnyKorn Operator Network

Hex-decode a hex string (optional 0x prefix) back to bytes, returned as UTF-8 (when printable) and base64. Rejects odd-length or non-hex input.

Hex-encode an input string (bytes to lowercase hex). Binary-safe representation for wire formats, hashes and calldata.

Measure verified dependency concentration and observed-but-undeclared common-mode dependencies.

High-quality LLM translation with control: target language, optional formality and tone, auto source detection. Preserves nuance and idiom.

Highest-demand x402 services tagged 'ai': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 194 providers and 541 paying wallets measured in this tag.

Highest-demand x402 services tagged 'ai-agents': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 248 providers and 433 paying wallets measured in this tag.

Highest-demand x402 services tagged 'analytics': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 128 providers and 396 paying wallets measured in this tag.

Highest-demand x402 services tagged 'base': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 305 providers and 687 paying wallets measured in this tag.

Highest-demand x402 services tagged 'bitcoin': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 86 providers and 249 paying wallets measured in this tag.

Highest-demand x402 services tagged 'compliance': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 184 providers and 278 paying wallets measured in this tag.

Highest-demand x402 services tagged 'country': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 760 providers and 765 paying wallets measured in this tag.

Highest-demand x402 services tagged 'data': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 299 providers and 573 paying wallets measured in this tag.

Highest-demand x402 services tagged 'defi': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 257 providers and 591 paying wallets measured in this tag.

Highest-demand x402 services tagged 'derivatives': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 52 providers and 202 paying wallets measured in this tag.

Highest-demand x402 services tagged 'entertainment': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 6 providers and 205 paying wallets measured in this tag.

Highest-demand x402 services tagged 'europe': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 924 providers and 930 paying wallets measured in this tag.

Highest-demand x402 services tagged 'evidence': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 743 providers and 765 paying wallets measured in this tag.

Highest-demand x402 services tagged 'evm': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 194 providers and 280 paying wallets measured in this tag.

Highest-demand x402 services tagged 'finance': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 874 providers and 997 paying wallets measured in this tag.

Highest-demand x402 services tagged 'fun': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 18 providers and 434 paying wallets measured in this tag.

Highest-demand x402 services tagged 'funding-rate': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 27 providers and 78 paying wallets measured in this tag.

Highest-demand x402 services tagged 'hyperliquid': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 78 providers and 243 paying wallets measured in this tag.

Highest-demand x402 services tagged 'json': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 73 providers and 200 paying wallets measured in this tag.

Highest-demand x402 services tagged 'land': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 911 providers and 912 paying wallets measured in this tag.

Highest-demand x402 services tagged 'leverage': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 216 providers and 225 paying wallets measured in this tag.

Highest-demand x402 services tagged 'macro': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 663 providers and 877 paying wallets measured in this tag.

Highest-demand x402 services tagged 'market-data': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 374 providers and 894 paying wallets measured in this tag.

Highest-demand x402 services tagged 'onchain': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 165 providers and 235 paying wallets measured in this tag.

Highest-demand x402 services tagged 'pay-per-call': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 138 providers and 243 paying wallets measured in this tag.

Highest-demand x402 services tagged 'perpetuals': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 48 providers and 101 paying wallets measured in this tag.

Highest-demand x402 services tagged 'price': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 88 providers and 235 paying wallets measured in this tag.

Highest-demand x402 services tagged 'random': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 31 providers and 268 paying wallets measured in this tag.

Highest-demand x402 services tagged 'research': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 129 providers and 449 paying wallets measured in this tag.

Highest-demand x402 services tagged 'risk': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 188 providers and 273 paying wallets measured in this tag.

Highest-demand x402 services tagged 'search': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 160 providers and 524 paying wallets measured in this tag.

Highest-demand x402 services tagged 'sec': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 172 providers and 332 paying wallets measured in this tag.