# Services from opportunity-api-production.up.railway.app on Zero > opportunity-api-production.up.railway.app serves 25 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero. Canonical page: https://www.zero.xyz/host/opportunity-api-production.up.railway.app Live health (JSON, refreshed every minute): https://www.zero.xyz/host/opportunity-api-production.up.railway.app/health.json ## Services - [Token Due Diligence Brief (GoPlus + GeckoTerminal)](https://www.zero.xyz/c/token-due-diligence-brief-goplus-geckoterminal-1a8b0335/llms.txt): $0.05/call via x402. Returns a combined safety and market data verdict for any token — aggregating GoPlus security flags and GeckoTerminal price/liquidity/volume into a TRADEABLE, CAUTION, or DO NOT TRADE verdict. - [URL to Markdown Extractor (Readability)](https://www.zero.xyz/c/url-to-markdown-extractor-readability-4126b5cc/llms.txt): $0.005/call via x402. Fetches any public URL and returns clean agent-ready markdown with title, byline, excerpt, and full content up to 60k characters using Mozilla Readability. - [DEX Pool Recent Trades (GeckoTerminal via Opportunity API)](https://www.zero.xyz/c/dex-pool-recent-trades-geckoterminal-via-opportunity-api-97834246/llms.txt): $0.01/call via x402. Returns recent swap transactions for a DEX pool including buy/sell direction, USD size, wallet address, transaction hash, timestamp, and aggregated buy/sell volume split and ratio. - [Token Safety Check (GoPlus)](https://www.zero.xyz/c/token-safety-check-goplus-d2f34cdd/llms.txt): $0.02/call via x402. Checks a token contract for honeypot, tax, mintable, blacklist, and LP lock risks, returning a safety score 0-100 and a verdict (DO NOT TRADE / LOW RISK) across multiple chains. - [GeckoTerminal Trending DEX Pools by Network](https://www.zero.xyz/c/geckoterminal-trending-dex-pools-by-network-5b9f1c2a/llms.txt): $0.01/call via x402. Returns the currently trending decentralized exchange pools on a specified blockchain network, including price change, volume, and transaction counts. - [CoinGecko Trending Crypto Tokens Feed](https://www.zero.xyz/c/coingecko-trending-crypto-tokens-feed-f5b95851/llms.txt): $0.005/call via x402. Returns the currently trending cryptocurrency tokens with USD price and 24-hour price change, refreshed every 60 seconds via CoinGecko. - [CoinGecko Spot Price Lookup (Multi-Coin)](https://www.zero.xyz/c/coingecko-spot-price-lookup-multi-coin-f20aa07d/llms.txt): $0.005/call via x402. Returns USD spot price, 24-hour change, and market cap for up to 25 CoinGecko coin IDs in a single call. - [Crypto Fear & Greed Index (Current + 7-Day History)](https://www.zero.xyz/c/crypto-fear-greed-index-current-7-day-history-8ab09a8a/llms.txt): $0.005/call via x402. Returns the current Crypto Fear & Greed index value plus its 7-day historical readings as a market sentiment signal for trading decisions. - [DEX Volumes Leaderboard (DeFiLlama)](https://www.zero.xyz/c/dex-volumes-leaderboard-defillama-b4ef228b/llms.txt): $0.01/call via x402. Returns the top-20 decentralized exchanges ranked by 24-hour trading volume, with 1-day and 7-day change percentages and supported chains. - [Hyperliquid Perp OI & Volume Leaderboard](https://www.zero.xyz/c/hyperliquid-perp-oi-volume-leaderboard-1d8171a6/llms.txt): $0.01/call via x402. Returns the top-20 perpetual futures coins on Hyperliquid ranked by open interest or volume in USD, with mark price and hourly funding rate. - [DeFi Chain TVL Rankings (Top 30)](https://www.zero.xyz/c/defi-chain-tvl-rankings-top-30-dcbbbdff/llms.txt): $0.01/call via x402. Returns the top 30 blockchains ranked by DeFi total value locked (TVL) in USD, sourced from DeFiLlama, including chain name, TVL, and native token symbol. - [DEX Pool OHLCV Candles (GeckoTerminal)](https://www.zero.xyz/c/dex-pool-ohlcv-candles-geckoterminal-f865dbf0/llms.txt): $0.01/call via x402. Returns OHLCV candlestick data (open/high/low/close/volume) for a DEX liquidity pool, sourced from GeckoTerminal, for charting and backtesting. - [DeFiLlama Fees & Revenue Leaderboard](https://www.zero.xyz/c/defillama-fees-revenue-leaderboard-c4d0c28d/llms.txt): $0.01/call via x402. Returns the top-20 DeFi protocols ranked by 24-hour fees and revenue, including 1-day change percentages, category, and supported chains — using real cash-flow metrics rather than TVL. - [GeckoTerminal DEX Pool Search](https://www.zero.xyz/c/geckoterminal-dex-pool-search-142b462b/llms.txt): $0.005/call via x402. Resolves a token name, symbol, or contract address to its DEX liquidity pools with price, liquidity, and volume data via GeckoTerminal. - [Hyperliquid Perp Orderbook Depth API](https://www.zero.xyz/c/hyperliquid-perp-orderbook-depth-api-0f73a2e3/llms.txt): $0.01/call via x402. Returns real-time perpetual futures orderbook microstructure for a given coin on Hyperliquid: best bid/ask, spread in bps, mid price, bid/ask USD depth, imbalance, and top-15 levels per side. - [Stablecoin Peg Monitor](https://www.zero.xyz/c/stablecoin-peg-monitor-06515a54/llms.txt): $0.005/call via x402. Fetches live price and deviation data for major stablecoins (USDT, USDC, DAI, USDe, FDUSD, PYUSD, FRAX, TUSD) with depeg warning flags - [GeckoTerminal New DEX Pools Feed](https://www.zero.xyz/c/geckoterminal-new-dex-pools-feed-02fb16dd/llms.txt): $0.01/call via x402. Returns the newest DEX liquidity pools on a specified blockchain network, filtered by minimum liquidity reserve, with price, volume, transaction counts, and creation time. - [DeFiLlama Protocol TVL by Chain](https://www.zero.xyz/c/defillama-protocol-tvl-by-chain-8533f683/llms.txt): $0.01/call via x402. Returns total and per-chain TVL (in USD) for any DeFi protocol by slug, including category and URL metadata from DeFiLlama. - [Token Holder Distribution & Rug Risk Analysis](https://www.zero.xyz/c/token-holder-distribution-rug-risk-analysis-c68467df/llms.txt): $0.01/call via x402. Returns top-10 holder breakdown, holder concentration verdict, LP lock %, and rug/whale risk signals for any EVM token using GoPlus data. - [DeFiLlama Stablecoin Yield Pools Feed](https://www.zero.xyz/c/defillama-stablecoin-yield-pools-feed-096d4193/llms.txt): $0.01/call via x402. Returns top stablecoin yield pools from DeFiLlama filtered to TVL ≥ $10M and APY < 60%, with APY, TVL, chain, and risk flags, refreshed every 60 seconds. - [Crypto News Feed API](https://www.zero.xyz/c/crypto-news-feed-api-9e43f10e/llms.txt): $0.01/call via x402. Returns a normalized JSON feed of the latest crypto headlines aggregated from CoinTelegraph, CoinDesk, and The Block, including title, URL, source, and publication timestamp. - [Hyperliquid Perpetual Funding Rates API](https://www.zero.xyz/c/hyperliquid-perpetual-funding-rates-api-01a85c4b/llms.txt): $0.005/call via x402. Fetches perpetual futures funding rates from Hyperliquid — top-15 extremes or specified symbols — with hourly and annualized percentages, mark price, and open interest as crowded-positioning signals. - [Multi-Chain Gas Price Oracle](https://www.zero.xyz/c/multi-chain-gas-price-oracle-7eab57b1/llms.txt): $0.005/call via x402. Returns live gas prices in gwei across Ethereum, Base, Arbitrum, Optimism, and Polygon in a single API call using public RPCs. - [Crypto Market Brief API](https://www.zero.xyz/c/crypto-market-brief-api-a7df8c9a/llms.txt): $0.05/call via x402. Returns a single consolidated crypto market snapshot combining Fear&Greed index, top-5 trending tokens, top-5 stablecoin yields, and top-5 scored earning opportunities in one call. - [Galxe Project Farming Score API](https://www.zero.xyz/c/galxe-project-farming-score-api-1d157f91/llms.txt): $0.02/call via x402. Returns a rule-based farming score (0-100) with a STRONG/MODERATE/WEAK verdict for any Galxe project, evaluating audience, verification, campaign activity, and rewards. Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently. - [Zero catalog index](https://www.zero.xyz/llms.txt)