Crypto & Blockchain

Current gas prices and EIP-1559 fee recommendations across 6 major EVM chains: Ethereum, Base, Arbitrum, Optimism, Polygon, BNB Chain. Returns base fee, priority fee percentiles (slow/standard/fast), and estimated ETH/MATIC/BNB cost for a standard 21k-gas transfer. All sourced from free public RPC endpoints — no API key needed. Use before sending on-chain transactions, estimating agent operating costs, or comparing chain fees for routing decisions.

Returns Polymarket prediction markets with the biggest recent probability shifts — useful for detecting sudden consensus changes on elections, crypto prices, and macro outcomes. Sorted by absolute 1-week change by default. Each result includes current probability, price change, volume, and resolution date. $0.008/call — free upstream.

Historical OHLCV bars for any US stock, ETF, or index. TradingView-compatible resolution (D, W, M, 60, 15, 5, 1). Pass Unix timestamps for from/to. Matches blockrun.ai at $0.001/call — same price, no API key required. Use us-stock-price for live quotes; equity-technicals for indicators.

Wallet/address security and reputation check. Detects phishing, sanctions, cybercrime, money laundering, dark-web activity, and blacklisted wallets using GoPlus Labs + SlowMist + BlockSec data. Returns risk score (0-100) and per-flag breakdown. Supports Ethereum, Base, BSC, Polygon, Arbitrum, Optimism, Avalanche, and more.

Honeypot, rug-pull, and scam detection for any EVM token. Returns a 0–100 risk score with labeled flags: honeypot status, hidden ownership, mint authority, self-destruct, buy/sell tax rates, creator wallet concentration, and open-source status. Covers 40+ chains (Ethereum, Base, BSC, Arbitrum, Polygon, Solana, etc.) via GoPlusLabs. Useful pre-trade before buying unknown tokens, before routing payments through new contracts, or when validating DeFi protocol addresses. Pairs with solana-token-ris

Query EVM contract event logs via eth_getLogs. Filter by contract address, event topic (signature hash), and block range. Returns up to 50 decoded log entries with topics, data, tx hash, block number. Supports Ethereum/Base/Polygon/Arbitrum via free DRPC. $0.004/call — 20% below comparable market rate.

AI-synthesized US manufacturing & industrial sector briefing. Gathers 7 FRED signals (free, no auth): Industrial Production, Capacity Utilization, Durable Goods Orders, Manufacturing Output, Manufacturing Employment, Inventory/Sales Ratio, and PPI All Commodities. Uses GPT-4o-mini to synthesize: manufacturing regime (expanding/growing/stagnant/contracting), dominant risk, agent implication, and 200-word narrative. Completes the macro intelligence suite alongside energy-brief, labor-brief, and c

Combined crypto market sentiment signal: Crypto Fear & Greed Index (alternative.me, 0–100, 30-day trend) plus BTC and ETH Implied Volatility from Deribit options market (annualized %). Free upstream sources, no keys. Returns current FGI value, classification (Extreme Fear to Extreme Greed), 7-day FGI trend, IV trend (RISING/FALLING/FLAT), and a composite regime label (CAPITULATION_ZONE, OVERHEATED, COMPLACENT_GREED, CALM_MARKET, etc.). Use before making large DeFi positions, calibrating yield f

Crypto price direction prediction markets from Polymarket. Returns binary up/down markets for BTC, ETH, SOL, XRP and other assets — current market consensus on near-term price direction. Filter by asset symbol or get all active crypto markets. Use for directional sentiment, agent decision context, or signal feeds.

AI-synthesized US macroeconomic situation briefing. Gathers 7 real-time signals — HY/IG credit spreads, yield curve (10Y-3M), initial jobless claims, JOLTS openings, core PCE, and Fed Funds rate — from FRED (free, no auth) then uses GPT-4o-mini to synthesize a structured briefing: regime label (expansion/contraction/late-cycle/recovery/uncertain), dominant risk, agent implication, and a 200-word narrative. Replaces a 5+ step data assembly + LLM chain. Priced below Bloomberg macro summaries.

Crypto market pulse — latest Ethereum (or Base) block context plus top crypto gainers and losers by 24h change, in a single call. Returns: block_number, timestamp, gas info (base_fee_gwei, gas_used/limit, tx_count), and top movers (symbol, name, price_usd, change_24h, volume_24h, market_cap). Use for crypto portfolio context, on-chain/market correlation, or pre-trade situational awareness. Free upstream: DRPC + CoinGecko. $0.007/call — 30% below the comparable two-endpoint chain.

Top movers and volume leaders on Korean exchanges (Upbit, 263 KRW markets). Returns biggest 24h price movers (% change from prev close), highest-volume tokens by KRW trade value, and optional raw snapshot. 20% cheaper than printmoneylab's market-movers endpoint at the same Upbit/Bithumb data layer.

Returns top holders for any Ethereum ERC-20 token (by contract address), with concentration metrics. Includes each holder's share%, human-readable balance (with decimal conversion), and whale analysis. Reports: top-10 concentration, whale count (>1% holders), Herfindahl-Hirschman Index for concentration risk. Use to assess token distribution health, identify institutional-grade holders, or screen for rug-pull risk before entering a position.

Returns current perpetual funding rates for 200+ assets on Hyperliquid DEX, sorted by absolute funding magnitude. Includes 8-hour and annualized rates, open interest, mark price, and directional signal (longs-pay or shorts-pay). Use before entering a perpetual position to factor funding cost/income into strategy ROI, or to scan for high-rate short-bias opportunities in delta-neutral strategies.

Single-call market snapshot: SPY, QQQ, IWM, and DIA price + intraday % change, VIX fear gauge, 10-year Treasury yield (^TNX), and a derived risk-posture signal (RISK_ON / NEUTRAL / RISK_OFF / RISK_OFF_ELEVATED). Replaces 5–6 individual price calls with one structured payload useful for position-sizing, regime detection, or pre-trade context. Sourced from Yahoo Finance public data — live during market hours.

Fetch NFT metadata, traits, image URL, and collection floor price for any ERC-721 or ERC-1155 token. Returns name, description, all attributes/traits, cached image CDN URL, collection name, OpenSea floor price, token type, and mint block. Supports Ethereum, Polygon, Base, Arbitrum mainnet. Useful for NFT valuation research, portfolio analysis, content generation, and collection intelligence. Free upstream: Alchemy NFT API.

Returns current TVL, chain breakdown, 24h/7d TVL change, fees, and metadata for any DeFi protocol slug (aave, uniswap-v3, lido, etc.) via DefiLlama. Undercuts blockrun.ai's $0.022/call by 18%.

Returns live price and intraday metrics for major commodity futures: crude oil, natural gas, gold, silver, copper, platinum, wheat, corn, soybeans, and coffee. Includes price, day high/low, 52-week range, previous close, exchange, and contract name. Filter by commodity name or category (energy/metals/agricultural). $0.010/call — Yahoo Finance free API, no key required.

Full dividend intelligence for any US equity: trailing 12-month yield, forward annual rate, payout frequency (monthly/quarterly/semi-annual/annual), 5-year dividend CAGR, consecutive years paid, consecutive years of growth, and complete 5-year dividend history with dates and amounts. Single call — no API key. Ideal for income screening, dividend safety analysis, and yield comparison across a portfolio.

Analyzes regulatory and policy text to map its impact across industry sectors. Extracts compliance requirements, change types (new mandates, prohibitions, exemptions), effective dates, affected entities, and assigns sector-level impact scores (HIGH/MEDIUM/LOW). Pure pattern analysis — no LLM, instant results. Useful for compliance agents, regulatory monitoring workflows, and policy change digests.

CBOE delayed options chain for any US equity or index — returns stock price, per-contract IV, greeks (delta/gamma/theta/vega), OI, volume, and bid/ask. Filterable by expiration date and call/put. Free CBOE data, no API key.

Korean exchange volume leaders + global 24h movers + optional DeFi yield cross-reference in one call. Collapses the printmoneylab/market-movers → ottoai/yield-farming-active agent chain at 53% of the chain cost. Returns top gaining/losing/volume-leading tokens on Upbit (Korea's #1 exchange), global CoinGecko movers, and matching DeFi yield pools when include_yields is true. Korean volume often leads global crypto moves — use for pre-trade momentum confirmation, cross-exchange alpha identificati

Bitcoin mining game theory and systems dynamics in one call. Returns: selfish-mining profitability threshold (Eyal-Sirer), 51%-attack electricity cost estimate, fee-vs-subsidy revenue split, difficulty epoch trajectory (expansion / contraction / neutral), Nash-equilibrium state for honest mining, and current epoch progress. Sourced from mempool.space and CoinGecko — no API key required. Use for miner-incentive analysis, network security assessment, and pre-investment regime detection.

Cryptocurrency price in any fiat currency — JPY, EUR, CNY, GBP, KRW, INR, AUD, BRL, or 80+ more. Input a coin name or CoinGecko ID (bitcoin, ethereum, solana, btc, eth, sol, etc.) and one or more currency codes. Returns current price, 24h percent change per currency, and last updated timestamp. Free upstream: CoinGecko public API (no key). 85% below specialized fiat oracles. Useful for Asian/European market agents, cross-border DeFi pricing, and multi-currency portfolio valuation.