Paid services on Base matching “eth”

Buy Sepolia ETH with Base or Solana USDC at $0.1 per testnet ETH

Use this when a user or autonomous agent wants one current 4H crypto market decision selected from BTC, ETH, XRP and ONDO. Returns the Trading Zones Selector choice with direction, confidence, entry, liquidity-zone stop loss and take profit, R:R and nine indicators. Free, independently countable selector evidence is available before purchase. Price: $0.03 USDC via x402 on Base Mainnet; no API key

AI text summarization: condenses up to 20k characters into a crisp 250-word summary. Use when you have a long document, article, or transcript and need the gist before reasoning over it.

PulseChain (chain id 369) JSON-RPC 2.0, one call or a batch of up to 10. $0.001 per request plus $0.002 per CU: light methods 2 CU ($0.005), eth_getBlockByHash, eth_getBlockByNumber and eth_getLogs 5 CU ($0.011). A batch is charged in full if any entry returns a result; an answer with no result is never charged. eth_sendRawTransaction is not sold.

JSON-RPC read access to EVM chains (base, ethereum, polygon, arbitrum, optimism) with no API key. Send a standard JSON-RPC body (eth_call, eth_getBalance, eth_blockNumber, eth_getLogs). Also callable as GET with the same fields as query parameters.

JSON-RPC read access to EVM chains (base, ethereum, polygon, arbitrum, optimism) with no API key. Send a standard JSON-RPC body (eth_call, eth_getBalance, eth_blockNumber, eth_getLogs). Also callable as GET with the same fields as query parameters.

JSON-RPC read access to EVM chains (base, ethereum, polygon, arbitrum, optimism) with no API key. Send a standard JSON-RPC body (eth_call, eth_getBalance, eth_blockNumber, eth_getLogs). Also callable as GET with the same fields as query parameters.

Base token sell check AT YOUR TRADE SIZE: simulates a buy of amountEth (0.001 to 10 ETH) and an immediate sell inside eth_call (no trade is sent) and reports the buy tax, the sell tax and the round-trip loss including price impact. Uniswap v2, v3, v4 (ETH, WETH, ZORA, USDC quotes) and Aerodrome. Measured at one block, not a guarantee, not financial advice.

Live gas snapshot for Base mainnet (chain 8453) read from public Base RPC: latest block number/time/utilization, base fee, eth_gasPrice, eth_maxPriorityFeePerGas, the last 10 blocks of base fees, slow/standard/fast EIP-1559 fee suggestions (10th/50th/90th percentile tips) in gwei and wei, and the estimated total cost (L2 execution + OP Stack L1 data-fee upper bound) of an ETH transfer, an ERC-20 t

Gas for agents, cross-chain: pay USDC on Base with a gasless x402 payment (works with 0 ETH anywhere) and receive native gas on Base, Arbitrum, Optimism (ETH) or Polygon (POL) at any address. Price = native value at Chainlink spot +20% +$0.02. Params: to (optional; defaults to the payer), chain (base|arbitrum|optimism|polygon), amount (alias eth) or usd. Max $2/order. Auto-refund in USDC if we can

Crypto market tickers (replacement for the closed Nomics ticker API): rank, name, symbol, price, 24h volume, market cap, circulating/total/max supply, % change over 15m, 1h, 24h, 7d, 30d, 1y, all-time high price/date and distance from it, in USD or another quote (EUR, GBP, JPY, TRY, BTC, ETH). Top coins by rank, or specific CoinPaprika ids (btc-bitcoin, eth-ethereum). Data from CoinPaprika's publi

Robinhood Chain RPC (chain 4663): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes. Pay per request in USDC, no account or API key - built for AI agents. All methods including eth_getLogs, eth_call, trace, and debug (archive) - good for indexing, event queries, and simulation. Simple calls $0.001; heavy calls priced by compute units. One of the first independent x402 RPC providers for this

Returns current token prices with FDV, liquidity, and 24h price change, quoted in **USD**, **ETH**, or **BTC**. ### Rules - Provide **either** `symbols` or `addresses`, not both. - Max **30 entries** for either parameter (pipe-delimited). - `quote_symbol` must be one of: `USD`, `ETH`, `BTC`.

Crypto liquidation levels on Hyperliquid perps (perpetual futures). Where ETH whale positions get liquidated and how far price must move to trigger it: levels with notional at risk, nearest first. Single-market slice of /liquidations, for agents that only track ETH

Ethereum mainnet JSON-RPC from an independently operated full node. One call per payment, no account or API key. Serves eth_, net_ and web3_ methods. Blocks, transactions, receipts and logs from the Merge (block 15537394) onward. Current state only, not an archive node: historical state calls are refused, not charged. eth_getLogs capped at 10000 blocks. Raw transactions go out via public relays. P

Everything about a Base transaction in one call: status, time, from and to, ETH value, the function called (for common selectors), the fee split into L2 execution and L1 data in ETH and USD, every ERC-20 transfer with symbol and readable amount, NFT transfers, and x402 payments (USDC transferWithAuthorization) with the seller named from Bazaar.

Ordered, ready-to-sign Aero allocate() transactions that spread an sAERO position over gauges on several chains (Base, Ethereum, OP, Arbitrum, Ink, Robinhood, Arc): the best split after each extra chain's ETH cost, or the percentages you give (?chains=5042:30,10:20). Plans from the position's state on every chain, with the ETH to attach, what each step waits for and a simulation of step 1. Never s

Run before sending ETH or USDC or paying gas, to confirm the wallet really has enough. Never trust a balance remembered from earlier in a chat. Reads a wallet's ETH and native USDC balance on Base directly from the chain, at one block.

Current chain tip block height via eth_blockNumber. Returns decimal block number and hex. Works on Base (default) or Ethereum via ?network=eth. Deterministic on-chain read via public RPC.

Use for cryptocurrency prices across thousands of coins and tokens: pass CoinGecko ids (bitcoin,ethereum,solana; up to 25) or ticker symbols (BTC,ETH,SOL; up to 5, resolved to the highest-ranked coin with that symbol). Returns price, 24h change %, market cap, 24h volume and last-updated time per coin, in one or more vs currencies (usd default; eur, btc, eth, …). Use /v1/crypto/search to find ids.

Fetches current USD prices of BTC, ETH, and also quant predictions for BTC and ETH for the next 5 minutes and 8 hours using Allora Network.

Real crypto market data in one batched call: price, market cap, market-cap rank, 24h volume/high/low/change, circulating/total/max supply, and all-time-high with date -- for BTC, ETH, SOL, and 17+ other major coins by ticker. Richer than a plain price feed: most stock-data APIs' crypto tickers report null market cap. From CoinGecko. $0.005/call.

Stock fundamentals of a US company (e.g. AAPL, MSFT, NVDA): key financial figures and the latest filing from SEC regulatory filings, with a derived fundamental signal, score and interpretation. Use for the financials of a US-listed company. A crypto pair (BTCUSD) returns crypto fundamentals instead: perp price, volume, open interest, funding and, for BTC and ETH, CME positioning (CFTC).

Need to convert ETH, gwei or wei without floating-point errors? Converts an amount between these units with exact decimal math, up to 28 significant digits ($0.001 per call).

Perpetual-futures market data from Hyperliquid for any coin (BTC, ETH, SOL, HYPE…): mark price, hourly funding rate and its annualized APR, open interest in coin and USD, 24-hour notional volume, 24h price change, and max leverage, across 200+ perp markets. Sort by volume, open interest, or funding. Track the perp market the way trading agents do. Sourced from Hyperliquid.

Hyperliquid vs Binance vs Bybit predicted funding comparison for one perpetual futures market, plus current funding rate, open interest and basis. Use when an agent monitors a perp position or funding carry. Input: coin (e.g. BTC, ETH, kPEPE). Output: JSON as_of, cache_age_s, 1h + annualized funding, OI coin/USD, mark/oracle/mid, basis %, premium, 24h volume and change, per-venue predicted funding

SwapHunt — a crypto market-context toolkit for trading agents: live prices, market regime, volatility, sentiment, funding, macro events, seasonality and anti-FOMO sanity checks, all pay-per-call. This route returns a single asset's live spot price with 24h context: price, 24h change %, 24h high/low and volume — one clean JSON snapshot (BTC, ETH, SOL, any major). For many assets at once use /price/

Is this Base token a scam or rug pull? Honeypot detector for a Base ERC-20: EIP-1967 proxy + upgradeability check, bytecode scan for mint/pause/blacklist/fee-setter/ownership, owner() renouncement, and a live eth_call state-override sim proving a real wallet can transfer() it. Returns risk_score (0-100) + verdict (clear/review/block) + honeypot/scam/rug flags. Use before an agent buys, holds or ap

Real-time gas price oracle for multiple EVM chains. Returns slow/standard/fast fee estimates, estimated transaction costs (ETH transfers, ERC-20 transfers, swaps), and network congestion status. Supports Base, Ethereum, Arbitrum, and Optimism.

Is this address sanctioned? Screens a crypto address against the US Treasury OFAC SDN list's published digital currency addresses (ETH, USDC, USDT, XBT, SOL, TRX and others): the listed entity, programs and listing date on a match, or not found as of the list date. Adds whether it is a wallet (EOA) or contract on Base, Ethereum, Arbitrum, Optimism or Polygon, or a wallet or program-derived address