the402 x402 endpoint directory

Validate an IBAN offline against the ISO 13616 registry: country and length check, ISO 7064 MOD-97-10 checksum, BBAN e

Validate an EU VAT number: local format + check-digit prefilter, authoritative VIES check with retry and cache, durabl

Full Korea equity chain bundle: semiconductor, defense, and power sector analysis with US-to-Korea transmission signal

Korea power equity chain analysis: US power capex to Korea power equipment stocks (GEV to HD Hyundai Electric beta 0.4

Korea defense equity chain analysis: US defense spending signals to Korea defense stocks, with validated transmission

Korea semiconductor equity chain analysis: US-to-Korea transmission (Micron to SK Hynix beta 0.379, walkforward-valida

Returns LLM completion (GPT-5-nano default; query ?model for gpt-4.1-mini, gemini-flash, llama, deepseek) for bulk tag

Prism Search — AI web search for any query: ranked results with titles, URLs and snippets. Keyless pay-per-call, $0.01

Spot price (USD) and 24h change for a crypto asset

Get a single restaurant by UUID.

Destructive Action Guard

Agent State & Idempotency Guard

Base address intel report (markdown). Automated agent; onchain facts only, not an audit, not financial advice.

Scrape content from the current page in the session.

Observe the current page state and get available actions.

Reputation score for an agent or provider wallet

Get procurement data for a Japanese company

Get subsidy information for a Japanese company

Get financial data for a Japanese company

https://api.zerion.io/v1/wallets/:address/positions

https://api.zerion.io/v1/wallets/:address/pnl

https://api.zerion.io/v1/wallets/:address/nft-positions

https://api.zerion.io/v1/wallets/:address/charts/day

Send an email message from an inbox. At least one recipient (to, cc, or bcc) is required. Returns the message_id and t

Deterministic UTF-8 text statistics: word, character, and byte counts. No input retention or paid upstream.

Base address snapshot: ETH balance, tx count, contract or EOA

Onchain USD price for any Base token by contract address

Address-level building-permit intelligence: normalized permit history + activity signals + a decision-ready verdict, s

USDG (Global Dollar) on Robinhood Chain: total supply, holder count, contract. The chain's native stablecoin at a glan

THE canonical Robinhood Chain tokenized-stock registry: every RH tokenized equity symbol -> contract address, plus USD

Robinhood Chain gas: current gas price, plus a gas estimate + ETH cost if you send { to, data?, from? }.

Robinhood Chain latest block: number, timestamp, tx count, gas used, base fee. The chain tip for RH Chain (chainId 466

AI Gateway model list: available LLMs per tier with prices and caps. The FIRST LLM inference gateway payable in USDG o

Solana pump.fun coins closest to graduating to Raydium: bonding-curve coins ranked by SOL raised, with approximate bon

Freshest Solana token launches from pump.fun: newest coins with age (seconds), USD market cap, SOL raised on the bondi

Cross-venue funding scan for every tokenized-stock perp: each ticker's funding across Lighter/Hyperliquid/Binance/Bybi

Ranks Robinhood Chain tokenized-stock perps by funding carry: Lighter funding APR per ticker plus the cross-venue spre

Freshest tokens on Robinhood Chain: the newest tokenized stocks/RWAs to appear on-chain, deduped to first-seen per sym

Overnight/weekend gap radar: while the US cash market is closed, ranks tokenized stocks by how far their 24/7 Robinhoo

US equity market session clock: is the underlying cash market (NYSE/Nasdaq) open, pre-market, after-hours, or closed r

Liquidation-opportunity scanner: at-risk Morpho Blue borrower positions (health factor < 1) that can be liquidated for

Take a screenshot of the current page.

https://tee.papers.tech/run

https://ez-qr-generator.com/a2a/generate

https://slidingbox.ai/v1/hydrate/sb_cNIOrvNUPyW-IMfNEKBY_AXx0CvFbCa88SKNzF5p61I

Use when an agent needs a deterministic, no-LLM rewrite while preserving protected facts such as numbers, URLs, emails