Crypto & Blockchain

Rug/tradeability risk VERDICT for a Base token: a 0-100 score and SAFE/CAUTION/AVOID call from liquidity depth, 24h volume, DEX diversity, pool age, ERC-20 validity, holder concentration, and a live honeypot/sell-tax simulation. Judgment for trading agents, not raw data.

Check whether an IP is inside a CIDR network for $0.001 USDC.

Six-check network forensics scan against a fixed canonical target basket. TLS, DNS, CT, NTP, portal, route. Result hash anchored on-chain to Base.

Get the top trending prediction markets on Polymarket, sorted by 24h volume. Returns up to 5 markets by default.

Recent crypto news headlines each scored 1-10 for trading impact by an LLM (qwen3:8b), with a bullish/bearish/neutral tag. Filter by category, minimum score and lookback hours. Use to surface market-moving stories; for the aggregate read use /sentiment/summary.

Holders with a measured chain-wide extraction/deployer history — the cross-reference only RobinX indexes

Batch screening of up to 100 crypto addresses against Japan MOF asset-freeze sanctions list in a single call. Source: Ministry of Finance Japan official CSV. Factual; not legal advice.

Live ETH to USD price (Ethereum / US Dollar). Zero-param: GET returns current price. 以太坊美元实时价格行情。イーサリアム/米ドル 価格。Precio Ethereum dólar. 이더리움 달러 시세. eth usd, eth-usd, ETH price.

Onchain ETH, BTC or LINK USD price straight from Chainlink mainnet oracles with round id, update time and the feed address for auditability. token price, eth price usd, btc price oracle, chainlink price feed, onchain price data

Real-time gas estimates from the pending block base fee with slow/standard/fast tiers in gwei on EVM chains. mempool gas, pending gas, gas estimate, current gas price, fast gas, transaction fee

Block info on five EVM chains, latest by default or by number: timestamp, transaction count, gas used, base fee and sample transaction hashes. latest block, block number lookup, block timestamp, chain head, block explorer data

For a seller receiving an agent payment: verify the settlement on-chain (tx confirmed, correct recipient and amount), report the payer wallet's on-chain history, screen the provided counterparty name against the EU and UN sanctions lists, and return an Ed25519-signed attestation you keep as your audit record (verifiable offline via /.well-known/attest-keys.json). Facts and proof, never a guarantee, custody or compliance verdict. Name appears only as SHA-256.

Live catalog of ALL Hyperliquid HIP-3 builder-deployed perp exchanges and their markets. Answers "which HIP-3 dexes exist right now", "what stock, commodity, FX and index perps are live", "which deployers are active vs wound down", "where is the open interest". Enumerated fresh on every call — deployers launch and shut down without notice. Per dex: deployer address, live market count, total open interest, top markets with mark price, funding and 24h change. Deterministic, no LLM.

Author metrics for research agents and grant/hiring due-diligence — works count, total citations, h-index and i10-index (OpenAlex summary stats), a 10-year output/citation trend, affiliation timeline, and an honest disambiguation-confidence flag when the name search surfaces multiple plausible candidate profiles.

Institution research-output benchmark for grant offices, research-strategy agents, and comparison shopping — works count, total citations, h-index/i10-index, a 10-year output/citation trend, and topic-strength breakdown (OpenAlex). Optionally benchmark two institutions side by side.

Cross-exchange spread tick — ONE $0.02 call returns the live executable spread for a pair across Binance, Coinbase, Kraken, Bybit: best bid venue, best ask venue, spread in bps, and a deterministic TRADE / THIN / NONE verdict. Built for arbitrage monitoring loops; escalate to /api/crypto ($0.07) for the full CEX arbitrage read with fees and transfer paths. 30s freshness, no LLM in the path.

Arbitrage stakes, expected value, Kelly criterion and profit calcs for racing bets. For betting and value-betting agents.

Cross-exchange spread tick — ONE $0.02 call returns the live executable spread for a pair across Binance, Coinbase, Kraken, Bybit: best bid venue, best ask venue, spread in bps, and a deterministic TRADE / THIN / NONE verdict. Built for arbitrage monitoring loops; escalate to /api/crypto ($0.07) for the full CEX arbitrage read with fees and transfer paths. 30s freshness, no LLM in the path.

Anthropic Claude model pricing — input/output $/M tokens, context windows — Ed25519 signed attestation

BTC/USD spot-futures basis and annualized carry across 5 exchanges — Ed25519 signed attestation

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.

Assess the security risk of a cross-chain bridge before routing funds through it. Combines live DefiLlama TVL and audit status with the full bridge-hack incident history and known-exploit analysis into a 0-100 risk score, a safe/caution/high_risk/critical signal and explicit risk factors. Use it for bridge risk and cross-chain due diligence. Ed25519-signed. 0.002 USDC on Base.

Native ETH balance for one address on Base mainnet for $0.001 USDC via live JSON-RPC.

Levenshtein edit distance and similarity for $0.001 USDC.