Coin Railz

{
  "protocolVersion": "0.3.0",
  "name": "Coin Railz",
  "description": "Multi-chain x402 micropayment infrastructure for AI agents. 66 pay-per-call API services across crypto analytics, trading signals, security audits, satellite data (NASA/ESA), prediction markets, IoT/DePIN, and AI inference. Pay USDC on Base or Solana — $0.05–$10.00 per request.",
  "url": "https://coinrailz.com/a2a/v1",
  "version": "3.1.0",
  "author": "Kellogg Holdings LLC",
  "homepage": "https://coinrailz.com",
  "documentationUrl": "https://coinrailz.com/.well-known/agent-instructions.json",
  "iconUrl": "https://coinrailz.com/favicon.ico",
  "preferredTransport": "HTTP+JSON",
  "provider": {
    "organization": "Kellogg Holdings LLC",
    "url": "https://coinrailz.com"
  },
  "capabilities": {
    "streaming": false,
    "pushNotifications": false,
    "stateTransitionHistory": true,
    "x402Payments": true,
    "serviceCount": 66,
    "priceRange": "$0.05 – $10.00 USDC per request",
    "supportedChains": [
      "base",
      "ethereum",
      "polygon",
      "arbitrum",
      "solana"
    ],
    "x402": {
      "protocolVersion": "2.12.0",
      "facilitatorUrl": "https://api.cdp.coinbase.com/platform/v2/x402",
      "payTo": "0xa4bbe37f9a6ae2dc36a607b91eb148c0ae163c91",
      "paymentNetwork": "eip155:8453",
      "paymentToken": {
        "symbol": "USDC",
        "address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "decimals": 6
      }
    }
  },
  "defaultInputModes": [
    "application/json"
  ],
  "defaultOutputModes": [
    "application/json"
  ],
  "skills": [
    {
      "id": "first-call",
      "name": "x402 Golden Path — First Paid Call",
      "description": "START HERE. The canonical first payment endpoint for any AI agent integrating with Coin Railz. Pay $0.05 USDC on Base or Solana and receive a verified onboarding receipt, payment confirmation, and executable templates for the next 3 services. Both EVM and Solana accepted. 0.05/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "iot-sensor-reading",
      "name": "IoT Sensor Reading",
      "description": "Single sensor reading from registered IoT devices: temperature, humidity, pressure, CO2, motion. Price: $0.05 0.05/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "ai-inference",
      "name": "AI Inference (GPT-4o-mini)",
      "description": "Pay-per-call GPT-4o-mini inference via x402 micropayment. No API key needed. Supports system prompt, user message, temperature. Price: $0.05 0.05/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "gas-price-oracle",
      "name": "Gas Price Oracle",
      "description": "Real-time gas prices for multiple EVM chains with USD cost estimates. Price: $0.10 0.1/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "fleet-telematics",
      "name": "Fleet Telematics",
      "description": "Real-time fleet data: GPS location, fuel consumption, driver behavior, and route optimization from IoT-connected vehicles. Price: $0.10 0.1/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "fire-alerts",
      "name": "NASA Fire Alerts",
      "description": "Real-time active fire detection from NASA FIRMS satellite data. Price: $0.15 0.15/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "air-quality",
      "name": "Air Quality (Sentinel-5P)",
      "description": "Atmospheric pollutant concentrations from ESA Sentinel-5P TROPOMI. NO2, SO2, CO, O3, aerosols. Price: $0.15 0.15/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "ping",
      "name": "Ping/Echo Service",
      "description": "Lowest-cost test endpoint to verify x402 payment flow. Returns platform info and echoes your message. Price: $0.25 0.25/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "prediction-market-spread",
      "name": "Prediction Market Cross-Platform Spread",
      "description": "Live cross-platform spread analysis: Polymarket vs Kalshi. Finds identical real-world events on both exchanges simultaneously, computes YES probability divergence, and ranks arbitrage opportunities by spread magnitude. Returns matchConfidence, actionHint, and edgeBps per opportunity. Both sources are CFTC-regulated (Kalshi) and decentralized (Polymarket). Price: $0.25 0.25/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "satellite-earthdata",
      "name": "NASA Earthdata Gateway",
      "description": "NASA Earthdata gateway: precipitation, granule search, SST, soil moisture, ocean color. Pass product field to select data type. Price: $0.25 0.25/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "earthdata-precipitation",
      "name": "NASA Precipitation Data",
      "description": "Real-time observed rain rate at any global coordinate from NASA IMERG. Price: $0.25 0.25/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "earthdata-ocean-color",
      "name": "NASA Ocean Color",
      "description": "MODIS Aqua ocean chlorophyll-a concentration via NASA CMR at 4km resolution. Price: $0.25 0.25/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "instant-agent-wallet",
      "name": "Instant Agent Wallet",
      "description": "Create a temporary wallet for AI agent operations. Price: $1.00 1/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "verified-agent-identity",
      "name": "Verified Agent Identity",
      "description": "Create a verified on-chain identity for AI agents (ERC-8004). Price: $5.00 5/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "token-metadata",
      "name": "Token Metadata Lookup",
      "description": "Get token name, symbol, decimals, and contract details. Price: $0.10 0.1/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "weather-station-data",
      "name": "Weather Station Data",
      "description": "Hyperlocal weather data from IoT weather stations: temperature, humidity, pressure, wind, precipitation. Price: $0.10 0.1/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "iot-device-stream",
      "name": "IoT Device Stream",
      "description": "Real-time data stream from IoT devices. Continuous sensor readings for monitoring applications. Price: $0.10 0.1/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "weather-imagery",
      "name": "Weather Satellite Imagery",
      "description": "High-resolution weather satellite imagery from NASA GIBS. Supports GOES, MODIS, and Suomi-NPP. Price: $0.15 0.15/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "vegetation",
      "name": "Vegetation Health (NDVI)",
      "description": "NDVI vegetation health indices from NASA MODIS and ESA Sentinel-2. Price: $0.15 0.15/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "land-use",
      "name": "Land Use Classification",
      "description": "Land cover classification from NASA Landsat and ESA Sentinel WorldCover. Price: $0.15 0.15/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "dex-liquidity",
      "name": "DEX Liquidity Monitor",
      "description": "Monitor liquidity pools across DEXs for a token pair. Price: $0.20 0.2/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "approval-manager",
      "name": "Token Approval Manager",
      "description": "Check and prepare token approval transactions. Price: $0.20 0.2/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "token-price",
      "name": "Token Price Feed",
      "description": "Token pricing with 24h change, volume, market cap from CoinGecko/DEX Screener. Price: $0.25 0.25/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "token-sentiment",
      "name": "Token Sentiment Analyzer",
      "description": "Social sentiment analysis for tokens with momentum indicators. Price: $0.25 0.25/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "polymarket-events",
      "name": "Polymarket Events",
      "description": "Get trending prediction market events from Polymarket. Price: $0.25 0.25/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "polymarket-search",
      "name": "Polymarket Search",
      "description": "Search prediction markets by keyword or topic. Price: $0.25 0.25/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "kalshi-markets",
      "name": "Kalshi Markets",
      "description": "Get active markets from Kalshi, a CFTC-regulated prediction exchange. Price: $0.25 0.25/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "kalshi-odds",
      "name": "Kalshi Odds",
      "description": "Get current odds and orderbook for a specific Kalshi market. Price: $0.25 0.25/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "kalshi-search",
      "name": "Kalshi Search",
      "description": "Search Kalshi prediction markets by keyword. Price: $0.25 0.25/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "solana-yield-finder",
      "name": "Solana Yield Finder",
      "description": "Real-time Solana lending and yield rates from top DeFi protocols. Price: $0.25 0.25/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "earthdata-granules",
      "name": "NASA Earthdata Granule Search",
      "description": "Search 1B+ NASA satellite granules by bounding box, date range, and collection (Landsat/Sentinel/MODIS/VIIRS). Price: $0.25 0.25/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "earthdata-sst",
      "name": "NASA Sea Surface Temperature",
      "description": "Sea surface temperature at any ocean coordinate from NASA MUR-JPL. Price: $0.25 0.25/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "earthdata-soil-moisture",
      "name": "NASA Soil Moisture",
      "description": "Soil moisture granule discovery from NASA SMAP SPL3SMP at 36km resolution. Price: $0.25 0.25/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "flood-detection",
      "name": "Flood Detection",
      "description": "SAR-based flood extent mapping from ESA Sentinel-1. All-weather, day/night capability. Price: $0.25 0.25/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "iot-bulk-data",
      "name": "IoT Bulk Data Export",
      "description": "Historical data export from IoT devices. Bulk download of sensor readings with filtering. Price: $0.25 0.25/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "transaction-builder",
      "name": "Transaction Builder",
      "description": "Build and encode blockchain transactions for any EVM chain. Price: $0.30 0.3/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "whale-alerts",
      "name": "Whale Wallet Alerts",
      "description": "Monitor large wallet movements and whale transactions. Price: $0.35 0.35/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "batch-quote",
      "name": "Batch Quote Service",
      "description": "Get swap quotes for multiple token pairs in a single request. Price: $0.40 0.4/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "stock-sentiment",
      "name": "Stock Sentiment Analysis",
      "description": "AI-powered stock market sentiment analysis with news, technicals, and institutional activity. Price: $0.40 0.4/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "forex-sentiment",
      "name": "Forex Sentiment Analysis",
      "description": "AI-powered forex currency pair sentiment analysis with economic and central bank insights. Price: $0.40 0.4/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "multi-chain-balance",
      "name": "Multi-Chain Balance Checker",
      "description": "Query wallet balances across 7+ EVM chains in a single API call. Price: $0.50 0.5/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "trending-tokens",
      "name": "Trending Tokens Feed",
      "description": "Discover trending tokens based on volume, social activity, and price action. Price: $0.50 0.5/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "portfolio-tracker",
      "name": "Portfolio Tracker",
      "description": "Track and analyze a wallet's portfolio performance. Price: $0.50 0.5/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "wallet-risk",
      "name": "Wallet Risk Analyzer",
      "description": "Wallet risk analysis with compliance flags and transaction pattern detection. Price: $0.50 0.5/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "payment-processing",
      "name": "Payment Processing",
      "description": "Process USDC payments across chains with automatic routing. Price: $0.50 0.5/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "sentiment-analysis",
      "name": "Market Sentiment Analysis",
      "description": "Deep sentiment analysis across social and news sources. Price: $0.50 0.5/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "polymarket-odds",
      "name": "Polymarket Odds",
      "description": "Get current odds for specific Polymarket events. Price: $0.50 0.5/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "prediction-market-odds",
      "name": "Prediction Market Odds",
      "description": "Get aggregated odds from multiple prediction market platforms. Price: $0.50 0.5/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "trade-signals",
      "name": "AI Trade Signals",
      "description": "AI-powered crypto trading signals with entry/exit points and risk analysis. Price: $0.75 0.75/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "property-valuation",
      "name": "Property Valuation",
      "description": "AI-powered real estate property valuation. Price: $0.75 0.75/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "fraud-detection",
      "name": "Fraud Detection",
      "description": "AI-powered fraud detection for financial transactions. Price: $0.75 0.75/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "correlation-matrix",
      "name": "Correlation Matrix",
      "description": "Calculate price correlations between multiple assets. Price: $0.75 0.75/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "contract-scan",
      "name": "Contract Security Scanner",
      "description": "Smart contract security scan with safety score and vulnerability checks. Price: $1.00 1/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "lease-analysis",
      "name": "Lease Analysis",
      "description": "Commercial lease terms analysis and comparison. Price: $1.00 1/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "trading-signal",
      "name": "Trading Signal Generator",
      "description": "Generate trading signals based on technical analysis. Price: $1.00 1/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "risk-metrics",
      "name": "Risk Metrics Calculator",
      "description": "Calculate VaR, Sharpe ratio, and other risk metrics. Price: $1.00 1/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "instant-api-key",
      "name": "Instant API Key",
      "description": "Frictionless API key provisioning via USDC payment. Pay once, receive a prepaid credits key instantly — no sign-up, no OAuth, no waitlist. Works across all x402 services. Price: $1.00 1/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "credit-risk-score",
      "name": "Credit Risk Score",
      "description": "Calculate credit risk score based on on-chain activity. Price: $1.25 1.25/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "arbitrage-scanner",
      "name": "Arbitrage Scanner",
      "description": "Scan for arbitrage opportunities across DEXs and chains. Price: $1.25 1.25/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "construction-progress",
      "name": "Construction Progress Tracker",
      "description": "Track and analyze construction project progress. Price: $1.50 1.5/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "compliance-check",
      "name": "Compliance Check",
      "description": "AML/KYC compliance check for wallet addresses. Price: $1.75 1.75/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "agent-create-wallet",
      "name": "Agent Wallet Provisioning (CDP)",
      "description": "Create a persistent Coinbase-managed wallet for AI agents via CDP. Price: $2.00 2/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "seamless-chain-bridge",
      "name": "Seamless Chain Bridge",
      "description": "Bridge assets between chains with automatic routing. Price: $2.00 2/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "portfolio-optimization",
      "name": "Portfolio Optimization",
      "description": "AI-powered portfolio optimization recommendations. Price: $2.00 2/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "compliance-consultation",
      "name": "Compliance Consultation",
      "description": "AI-powered compliance analysis for crypto operations. Price: $5.00 5/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "smart-contract-audit",
      "name": "Smart Contract Audit",
      "description": "Comprehensive smart contract security audit with detailed report. Price: $10.00 10/request.",
      "tags": [
        "x402"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    }
  ],
  "interactions": [
    {
      "type": "a2a",
      "endpoint": "https://coinrailz.com/a2a/v1/message/send",
      "protocol": "A2A v0.3.0",
      "description": "Natural language service discovery and x402 payment instructions"
    }
  ],
  "discovery": {
    "x402Manifest": "https://coinrailz.com/.well-known/x402.json",
    "openapi": "https://coinrailz.com/openapi.json",
    "mcp": "https://coinrailz.com/mcp",
    "smithery": "https://smithery.ai/server/travis-kellogg1/coinrailz-mcp",
    "catalog": "https://coinrailz.com/x402/catalog"
  },
  "freeTrial": {
    "endpoint": "https://coinrailz.com/api/m2m/credits/trial",
    "method": "GET",
    "note": "$5 USDC credit API key instantly, no wallet required"
  }
}