Crypto & Blockchain

Risk x-ray for a whole watchlist or portfolio in one call. Pass `?tickers=AAPL,MSFT,NVDA` (up to 25; optional `?weights=`). Returns per-holding price, sector and cap, plus portfolio concentration (top-weight, Herfindahl, diversification score), sector concentration, market-cap distribution, weighted day performance and risk flags. Replaces dozens of per-holding calls. From x402stock

LastLook Data — exchange rate for a G10 currency pair on a specific date. Use ?pair=EURUSD&d=YYYY-MM-DD.

Get a single CLEAR / REVIEW / BLOCK safety verdict on any URL before an agent clicks, fetches, submits data to, or transacts with it. Fuses domain trust (WHOIS age, TLD risk, DNS presence, registrar), a live TLS certificate check, and typosquat/lookalike-brand detection into one graded 0–100 answer with human-readable reasons — the go/no-go an agent can gate on instead of running and interpreting several separate checks itself.

Polymarket wallet intelligence for an EVM address: open positions (title, outcome, size, avg vs current price, current value, realized + unrealized PnL, redeemable), portfolio value, recent trade activity, and derived totals plus size-weighted conviction, concentration and a realized-win proxy — positions, value and activity fused into one brief. On-chain USDC markets on Polygon. public on-chain data, not financial advice.

Real-time trade stream with market summaries (2hr rolling window, $500+ trades)

Detects thin liquidity, penny walls, spread risk, and fragile orderbook structures in Kalshi markets. Returns 0-100 manipulation-vulnerability score plus signal-level evidence: wide spread (>$0.10), shallow depth (<10 contracts), few price levels, single-order dominance (>80% in top level), penny-wall pattern (large bids at ≤$0.005, common in wash trading). For agents that need to detect fragile order books before placing orders.

Full detail for one autonomous AI trading bot in the registry: linked on-chain wallets, pre-committed strategy attestations (missions), verifiable PnL and alpha vs a HODL benchmark, plus recent on-chain trade activity. Track record is derived from on-chain transfers, not self-reported.

ONE call that connects pre-trade safety and live market data into a single token-intelligence report: GoPlus rug-check (honeypot, taxes, mint/owner risk) + Dexscreener price/liquidity/volume/momentum, fused into a combined GO / CAUTION / AVOID recommendation. The aggregator call trading & sniping agents make instead of chaining 2-3 separate requests. Free upstreams, pure margin, cheaper than buying the parts separately.

Credit-analyst primitive for agents: compares live top stablecoin DeFi yields (DefiLlama) against the official US Treasury Bill rate (US Treasury Fiscal Data) in one call. Returns the risk-free rate, top on-chain yields, the spread for each, and a verdict on whether on-chain yield currently compensates above risk-free. TradFi + DeFi combined — no other single endpoint does this.

Live macro/economic indicators for ANY of 200+ countries in one call: GDP, GDP growth %, inflation (CPI %), unemployment %, GDP per capita, and population — most-recent values with year. For AI macro, finance, research and trading agents. Official public-domain data from the World Bank (every country, not just the majors). Pass an ISO code (USA, DEU, JPN, CHN, GBR, IND, BRA).

Credit-analyst primitive for agents: compares live top stablecoin DeFi yields (DefiLlama) against the official US Treasury Bill rate (US Treasury Fiscal Data) in one call. Returns the risk-free rate, top on-chain yields, the spread for each, and a verdict on whether on-chain yield currently compensates above risk-free. TradFi + DeFi combined — no other single endpoint does this.

ONE call that connects pre-trade safety and live market data into a single token-intelligence report: GoPlus rug-check (honeypot, taxes, mint/owner risk) + Dexscreener price/liquidity/volume/momentum, fused into a combined GO / CAUTION / AVOID recommendation. The aggregator call trading & sniping agents make instead of chaining 2-3 separate requests. Free upstreams, pure margin, cheaper than buying the parts separately.

Asia-session crypto market snapshot for AI agents: kimchi premium, funding-rate regime signal, and BTC/ETH Asia-hours momentum from a live 24/7 trading system.

Full crypto asset snapshot in one call (all 16 assets): real-time Binance spot price, derivatives (funding rate, OI, basis from Bybit/OKX perp), market regime alerts (BTC only). FORECASTS: BTC/ETH/SOL only (Kronos ML coverage). DERIVATIVES DATA: all 16 assets. Bundle replaces 3 separate paid calls — $0.08 vs $0.09 à la carte. For AI agents & trading bots.

The current chain tip (latest block height) via eth_blockNumber, across Base, Ethereum, Optimism, Arbitrum, Polygon, Gnosis. The freshness read settlement, indexing and trading agents poll to know where the chain is. Live public RPC; one paid call at $0.001.

Total supply, holder count, decimals, and live USD price / market cap for any ERC-20/721 token contract, across Base, Ethereum, Optimism, Arbitrum, Polygon, Gnosis. The supply read trading, valuation, and risk agents make to size circulating supply, dilution, and holder distribution before pricing or trading a token. Free upstream (Blockscout); one paid call instead of running your own RPC.

Current USD prices for one or more tokens by CoinGecko id (e.g. bitcoin, ethereum, solana, usd-coin). Returns price, symbol, and confidence per token in one call. Sourced live from DefiLlama with attribution.

How much of an ERC-20 token a spender is approved to move from an owner's wallet, via allowance, across Base, Ethereum, Optimism, Arbitrum, Polygon, Gnosis. The approval read every DeFi, swap and trading agent makes before (and after) a transaction to know if an approve is needed. Live public RPC; one paid call at $0.001.

Live network gas prices (slow / average / fast, in gwei) for any chain — the pre-transaction read every trading, sniping, and settlement agent makes before sending a tx to size the fee. Across Base, Ethereum, Optimism, Arbitrum, Polygon, Gnosis. Free upstream (Blockscout); one paid call instead of running your own RPC.

How much of an ERC-20 token a spender is approved to move from an owner's wallet, via allowance, across Base, Ethereum, Optimism, Arbitrum, Polygon, Gnosis. The approval read every DeFi, swap and trading agent makes before (and after) a transaction to know if an approve is needed. Live public RPC; one paid call at $0.001.

The EIP-155 chain ID for any supported network via eth_chainId — the read multi-chain agents make to confirm which chain an RPC is on before signing. Across Base, Ethereum, Optimism, Arbitrum, Polygon, Gnosis. Free public RPC; undercuts onesource (Ethereum-only) at $0.001 on 6 chains.

Is an address a smart contract or a regular wallet (EOA)? Returns whether deployed bytecode exists and its size via eth_getCode, across Base, Ethereum, Optimism, Arbitrum, Polygon, Gnosis. The safety/identity read wallet, payment and trading agents make before interacting with an address. Live public RPC; one paid call at $0.001.

Read any raw contract storage slot via eth_getStorageAt — the low-level read auditing, proxy-resolution and advanced trading agents make to inspect contract state directly. Pass address + slot. Across Base, Ethereum, Optimism, Arbitrum, Polygon, Gnosis. Free public RPC; undercuts onesource at $0.001 on 6 chains.

Any wallet's balance of any ERC-20 token (USDC, USDT, DAI, or any contract) via balanceOf, across Base, Ethereum, Optimism, Arbitrum, Polygon, Gnosis. The token-balance read wallet-tracking, copy-trade, treasury and trading agents poll constantly — the most-called RPC read after native balance. Live public RPC; undercuts onesource at $0.001.