Blockchain And Crypto x402 offerings

Recent large USDC transfers on Base mainnet with auto-classification of sender and receiver addresses. Query parameters: min_usd (default 100000, min 1000), hours (default 1, max 6). Returns top 50 sorted transfers with from/to addresses, behavioral tags, names if known, amount_usd, tx hash, block. For trading alpha agents tracking whale movements, treasury flow monitoring. Accepts payment on Base or Solana — either network works.

Live BNB to USD price (BNB / US Dollar). Zero-param: GET returns current price. 币安币美元实时价格行情。BNB/米ドル 価格。Precio BNB dólar. 바이낸스코인 달러 시세. bnb usd, bnb-usd, BNB price. Accepts payment on Base or Solana — either network works.

Convert LTC to USD at live price. Pass ?amount=1 for value in US Dollar. 莱特币兑换美元换算。ライトコインを米ドルに換算。Convertir Litecoin a dólar. 라이트코인를 달러로 환전. ltc to usd, Litecoin convert. Accepts payment on Base or Solana — either network works.

Estimate the USD cost of a transaction (transfer, ERC20 transfer, approve, swap, NFT mint) on Base/Ethereum/Arbitrum/Optimism/Polygon from live gas price and native token price - lets agents decide whether an action is worth the fee before sending. gas cost, transaction cost, tx fee usd, how much gas, operation cost, fee estimate Accepts payment on Base or Solana — either network works.

Total value locked for any DeFi protocol with per-chain breakdown and 7-day change - shows a protocol's size, momentum and which chains it is concentrated on, for agents assessing protocol health and capital flows. protocol tvl, defi tvl, total value locked, protocol size, tvl by chain, protocol momentum, defi protocol stats Accepts payment on Base or Solana — either network works.

Convert SOL to USD at live price. Pass ?amount=1 for value in US Dollar. Solana兑换美元换算。ソラナを米ドルに換算。Convertir Solana a dólar. 솔라나를 달러로 환전. sol to usd, Solana convert. Accepts payment on Base or Solana — either network works.

检测多个钱包在指定时间窗内共同买入(获取)同一代币的聪明钱共振 / FOMO 信号。传入你追踪的聪明钱地址列表,返回被其中至少 N 个地址在窗口内共同买入的代币,含买入地址与首次、最近买入时间。支持多链。Smart-money convergence FOMO signal: detect tokens acquired by multiple watched wallets within a time window. Pass your smart-money address list, get tokens bought by at least N of them with buyers and first or last buy time. Multi-chain on-chain aggregation. Accepts payment on Base or Solana — either network works.

Check the ERC20 allowance an owner has granted a spender, returns raw and formatted amount with token symbol and decimals on five EVM chains. token allowance, erc20 approval check, spender allowance, approval audit, revoke helper data Accepts payment on Base or Solana — either network works.

Cross-validated token price aggregated from multiple independent sources (Moralis, DefiLlama) with spread and a reliability rating that flags manipulation or illiquidity risk - protects trading agents from acting on a single manipulated or stale price feed. price cross check, multi source price, price validation, token price reliable, price manipulation check, price oracle compare Accepts payment on Base or Solana — either network works.

Counterparty risk profile of a wallet in one call - OFAC sanctions screening plus multi-chain net worth and on-chain activity, combined into a trust score - the pre-transaction due diligence an agent needs on an unknown address, aggregated from sources it would otherwise query separately. wallet profile, counterparty risk, address due diligence, wallet trust score, sanctions and activity, kyc wallet Accepts payment on Base or Solana — either network works.

ERC20 token metadata lookup on Base or Ethereum, returns name, symbol, decimals and total supply for a token contract address. token metadata, erc20 info, token symbol lookup, token decimals, total supply, contract metadata Accepts payment on Base or Solana — either network works.

Native coin balance for any address on Ethereum, Base, Arbitrum, Optimism or Polygon, optionally an ERC20 token balance with symbol and decimals. wallet balance, eth balance, erc20 token balance, check address balance, multichain balance Accepts payment on Base or Solana — either network works.

Live perpetual futures funding rate for any crypto symbol from OKX, with annualized rate, next funding time and long/short bias interpretation - real-time market data absent from LLM training. funding rate, perpetual funding, perp funding, futures funding, basis rate Accepts payment on Base or Solana — either network works.

Top Uniswap V3 liquidity pools on Ethereum ranked by total value locked in USD, each with token pair, fee tier, TVL and all-time volume, from a subgraph behind an API key. For market overview and routing. top pools, largest pools, uniswap tvl ranking, deepest liquidity, dex pools Accepts payment on Base or Solana — either network works.

Live MATIC to USD price (Polygon / US Dollar). Zero-param: GET returns current price. Polygon美元实时价格行情。ポリゴン/米ドル 価格。Precio Polygon dólar. 폴리곤 달러 시세. matic usd, matic-usd, MATIC price. Accepts payment on Base or Solana — either network works.

Live SUI to USD price (Sui / US Dollar). Zero-param: GET returns current price. Sui美元实时价格行情。スイ/米ドル 価格。Precio Sui dólar. 수이 달러 시세. sui usd, sui-usd, SUI price. Accepts payment on Base or Solana — either network works.

Fetch the verified ABI of a smart contract with function and event signatures across multiple EVM chains - required for agents to correctly encode contract calls, which LLMs cannot retrieve live. contract abi, get abi, contract interface, function signatures, abi fetch, contract methods Accepts payment on Base or Solana — either network works.

List the ERC20 tokens an address holds on Base with symbol, decimals and formatted balance for each nonzero position. wallet tokens, token holdings, wallet portfolio, what tokens does this address hold, base wallet scan Accepts payment on Base or Solana — either network works.

Convert TRX to USD at live price. Pass ?amount=1 for value in US Dollar. 波场兑换美元换算。トロンを米ドルに換算。Convertir TRON a dólar. 트론를 달러로 환전. trx to usd, TRON convert. Accepts payment on Base or Solana — either network works.

x402 ecosystem intelligence and Bazaar analytics for AI agents. Market overview: total listings, real versus spam listings, distinct payees, bulk publisher and placeholder spam share, top genuine builders. Daily full catalog snapshot. Search terms: x402 stats, ecosystem metrics, Bazaar directory, spam detection. Accepts payment on Base or Solana — either network works.

Wallet credit score 0-100 from onchain transaction history pattern. Factors: tx volume (nonce), account age, ETH balance level, known label boost, x402 payment history. Red flags: zero activity, known mixers, sanctioned counterparties. Use for agent-side counterparty due diligence prior to transacting, automated KYC-lite, payment routing risk assessment. Accepts payment on Base or Solana — either network works.

Live NEAR to USD price (NEAR Protocol / US Dollar). Zero-param: GET returns current price. NEAR美元实时价格行情。ニア/米ドル 価格。Precio NEAR dólar. 니어 달러 시세. near usd, near-usd, NEAR price. Accepts payment on Base or Solana — either network works.

Perpetual premium and basis for a symbol: OKX perp mark price versus the spot index, returning the absolute basis, premium percent and an interpretation of perp positioning. Live data for basis trades, premium monitoring and spot-perp divergence. perp premium, spot perp basis, mark vs index, contango Accepts payment on Base or Solana — either network works.

Crypto price history over a window (CoinGecko free). Returns daily price series (open/close per day), market cap, volume. Use ?id=bitcoin and vs=usd and days=30 (max 365 on free tier). Built for AI agents doing TA and back-testing. Accepts payment on Base or Solana — either network works.