the402 x402 endpoint directory

A verified, machine-readable table of current LLM API pricing (input/output per MTok, cached-input where published) an

Write an on-chain attestation (Ethereum Attestation Service on Base) that binds a call you paid for to the bytes you r

Buy Hoodi ETH with Base or Solana USDC at $0.025 per testnet ETH

Buy Sepolia ETH with Base or Solana USDC at $0.05 per testnet ETH

Real-time crypto & macro market data for AI agents, pay-per-call in USDC (no account or API key): Bitcoin (BTC) and Et

Payment required. Send a valid JSON body. After HTTP 402, read payment-required, authorize the stated USDC payment on

Verifica se uma página web pública cumpre condições concretas e devolve uma decisão com evidência.

Esports match schedule for esports and esports-betting agents. Returns today's matches with team context and storyline

Ranks a wallet's active token approvals by USD-at-risk x unlimited-allowance x unlabelled-spender, and returns a prior

UTXO Realized Price Distribution (URPD): ATH-Partitioned — A histogram of Bitcoin supply by the price bucket in which

Futures Perpetual Funding Rate — The average funding rate (in %) set by exchanges for perpetual futures contracts. Dat

Number of Active Addresses — The number of unique addresses active in the network as a sender or receiver. Data by Gla

BatchRail discovery/trial: classify up to 100 short items for $0.05. Full 1,000-item bulk route is /api/batch/classify

Focus survey: median market forecasts for inflation, the Selic rate, the exchange rate and GDP growth, for the current

Base address -> agent-ready on-chain profile: EOA or contract, ETH and major-token holdings, token or NFT metadata, EI

Assess missed-connection risk from itinerary times, caller-supplied minimum connection time, and live airport conditio

Estimate the monthly cost DELTA of an infrastructure change before you apply it: pass a Terraform plan (its resource c

Non-custodial yield deposit/redeem calldata for Base: give protocol (aave-v3, compound-v3 or erc4626), asset or vault,

Non-custodial swap calldata for Base: give tokenIn, tokenOut, raw amountIn, slippage and recipient; we read Aerodrome

Corridor safety verdict: given a source chain, destination chain and optional asset/amount, returns every bridge cover

Cross-chain bridge safety screen: given a bridge (Stargate, Across, Wormhole, Arbitrum, CCTP, ...), returns a determin

Bitcoin valuation dashboard in one call: AHR999, Mayer Multiple, 200-week MA deviation and Pi-Cycle Top proximity, eac

Market-wide screener of the biggest upcoming token unlocks across many crypto tokens in a forward window. Returns the

Quarter-over-quarter change of an institutional manager's Form 13F portfolio. Give a CIK or name and get every positio

Market-wide upcoming FDA regulatory catalysts across recent SEC 8-K and 6-K filings in a forward window. Get PDUFA dat

Trending Base DEX pools ranked by recent swap volume and net buy/sell flow over a short window, computed by us from pu

Rich cross-source market report for 50+ assets (crypto, stablecoins, forex, metals): Chainlink + DEX pools, TVL-weight

FDA drug-approval catalyst change stream for US-listed biotechs: every state change of every catalyst we track — each

Top stressed crypto issuers from the current DeltaSignal slice.

Kraken Earn positions, APR, auto-allocate and release-for-buy plan.

Bundled execution of the Content extraction workflow - Turn arbitrary URLs and PDFs into clean structured text - artic

Bundled execution of the IPO watch workflow - What companies are going public? Recent S-1/IPO filings from EDGAR plus

Convert text to speech using OpenAI TTS-1. Returns base64-encoded audio (mp3/opus/aac/flac/wav/pcm). 10 voices availab

Execute Python or JavaScript code in a secure, isolated cloud sandbox (Pro tier). Same as /api/code-run but with 60s t

A deterministic digest of the IPO pipeline for a window: every 424B4 final prospectus and every S-1/F-1 registration f

Higher-fidelity text-to-image over x402 - OpenAI images wire (prompt in, inline base64 out) at $0.05 per picture. Serv

Kairostamp change check: server-side fetch of one public http/https URL, compared against a caller-supplied prior SHA-

CTI artifact export from a TeleSint record. Required: id (record UUID), format (sigma|stix|report). Returns Sigma rule

Recent federal rules and proposed rules mapped to one public company via its SEC industry code — curated SIC-to-regula

Best DeFi yields (APY) across lending/liquidity pools, highest first, source DefiLlama. Optional parameters: ?chain=<s

The US macro backdrop in one call: the federal funds rate, CPI and PCE inflation, the labor market (unemployment, payr

Structured JSON from any webpage. Name the fields you want — company data, job listings, product specs, contact detail

Top DeFi yields (APY) across ALL chains and protocols, highest first, source DefiLlama — for an agent hunting the sing

Detail and recent APY/TVL history of one specific DeFi pool (identified by its DefiLlama pool id, as returned by /api/

Best DeFi yields (APY) for a given token symbol, across all chains and protocols, highest first, source DefiLlama — fo

Best DeFi yields (APY) on a given blockchain, across all protocols and tokens, highest first, source DefiLlama — for a

Reputation — the historical track record for any domain or wallet: how many times DYOE has assessed it, verdict histor

DYOE Wallet Check — is this CRYPTO WALLET safe to pay? Before your agent sends funds to an address, screen it: AUTHORI

DYOE Audit & Verify — is this website legit and trustworthy? Full trust + SEO + contactability audit of any site, scor

Get historical "Token God Mode" (TGM) who bought/sold (Beta)