the402 x402 endpoint directory

China A-share major indices snapshot in one call: Shanghai Composite, Shenzhen Component, ChiNext, and CSI 300 — with

Returns the average interest rate the US Treasury pays on its debt.

Full RugCheck report for a Solana token mint, trimmed to what an agent acts on: score and risks, mint/freeze authority

Deterministic preflight check for a proposed AI agent action - a tool call, payment, fetch, or write - before it execu

OpenAI Responses API over x402 - point the OpenAI SDK's responses.create() (or the OpenAI Agents SDK) at base_url http

Top holders of any token on any Blockscout-hosted chain - address, balance, and share of supply, ranked - bought per c

Anthropic Messages API over x402 - point the Anthropic SDK (or Claude Code / the Agent SDK) at base_url https://agent4

LinkedIn GeoID lookup

Paddock niche gap analysis — one-time query

Convert a Twitter/X, LinkedIn, Medium, Substack, Beehiiv, or public Notion page URL into clean markdown.

US Treasury yield curve in one call: 1mo/3mo/6mo/1yr/2yr/5yr/10yr/30yr yields, the 10y-2y and 10y-3mo spreads, and a b

Day's biggest gainers and losers screened from the entire market, live from Yahoo Finance. Each mover includes ticker,

Market risk sentiment in one call, live from FRED: volatility index (VIX), high-yield and investment-grade credit spre

US weekly jobless claims in one call, live from FRED: initial claims, continuing claims, and 4-week moving average of

Crypto Fear & Greed Index: current reading (0-100, Extreme Fear to Extreme Greed) plus 7-day and 30-day sentiment tren

Key US macro indicators in one call, live from FRED: Fed funds rate, unemployment rate, CPI/core CPI/PCE inflation (Yo

Fundamentals engine for the HYPE token (Hyperliquid): live price, funding and open interest, fees and buyback flywheel

Pay FLINT $0.01 to scan a separate intended agent transaction before it executes; returns a signed decision record and

Pay FLINT $0.01 to scan a separate intended agent transaction before it executes; returns a signed decision record and

FOMC meeting dates and major US economic release dates (CPI, non-farm payrolls, GDP, PCE, retail sales) in one call, e

Seoul 3-day forecast — temperature, sky, rain chance every 3 hours

Buy a safety-checked Base DEX swap quote for USDC, WETH, EURC, cbETH, cbBTC, VIRTUAL, or AERO. Returns unsigned callda

Standing-state audit of a wallet's live NFT operator approvals. Indexes every ApprovalForAll the address granted, filt

Solana bonding-curve graduation status from the on-chain curve account: graduation progress percent, SOL raised in the

Lightweight yield preview for Base without calldata: give protocol, asset or vault, raw amount and action and get the

Multi-chain NFT collection floor price in one call: floor in native currency AND USD, 24h floor change percent, market

List the internal transactions of an EVM transaction: the nested contract calls and their value transfers and call typ

Read a contract's recent event logs on an EVM network over a bounded block window and decode them. Logs are decoded fr

Latest holdings for spot Bitcoin or Ethereum ETFs from issuer disclosures: per-fund coin units (or shares), market val

Daily net creation/redemption flow for spot Bitcoin or Ethereum ETFs, computed from each issuer's own holdings disclos

Lightweight swap quote for Base without calldata: give tokenIn, tokenOut and raw amountIn and get the max-output route

Static secret scan of a unified git-diff, scoring ONLY added lines. The low-false-positive pre-commit mode: a secret a

Static scan of source code or config for hardcoded secrets and credentials. Detects cloud keys, VCS and CI tokens, pay

Compare two to five models side by side. Give a comma separated list of names or aliases and get each model normalized

Up-to-date, version-pinned documentation for a library or API, for coding agents. Give an ecosystem and a package name

Pure-compute license-compatibility verdict, no network. Give a list of SPDX ids or one SPDX expression with AND, OR an

Bridge TVL and per-chain liquidity concentration: total value locked plus the breakdown across chains and the largest

ASIC-miner break-even and profitability: daily and monthly BTC and USD revenue, power cost, net profit, margin, the br

One Form 13F filing normalized: the cover page plus every consolidated position with issuer, CUSIP, ticker, shares, va

Look up a US-registered aircraft in the public FAA Aircraft Registry by tail number (N-number) or serial and get a nor

Normalized crime profile for one FBI reporting agency by ORI code. Give an ORI and an optional offense and get the age

List a DAO's governance proposals from Snapshot, normalized into one schema: id, title, state, choices, per-choice sco

Type-agnostic threat-intelligence enrichment for a SOC or DFIR agent. Give one indicator of compromise of any kind — a

Extract every cited FDA regulatory-decision date from ONE SEC filing. Give an accession with its CIK, or a ticker or C

Full routing-security report for an IPv4 address or prefix: the origin AS, the RIR allocation of the block (who, when,

Registry and routing metadata for an autonomous system: the AS name, the Regional Internet Registry that allocated it,

Medicare national reference price for a procedure code — a cheap anchor to compare hospital prices against. Returns th

US CDC travel-health notices for a destination country. Returns the current outbreak and health notices for that count

US State Department travel advisory for a destination country. Returns the advisory level one to four, its label, the

Fuzzy-match two names or addresses and return a 0-100 similarity score with a match decision. Normalizes legal forms,