Coin Railz

Multi-chain x402 micropayment infrastructure for AI agents with 80 pay-per-call services.

Skills

• x402 Discovery Ping
  x402 payment infrastructure health check. Returns 402 challenge with valid EIP-712 payment requirements — use to verify your x402 client can parse and sign challenges before live payments.
  discoverypinghealth-checkx402-testx402
• x402 Golden Path — Start Here
  START HERE. Pay $0.05 USDC (Base or Solana) to onboard as an agent. Returns a verified payment receipt, your session ID, and 3–5 executable next-service calls with sample arguments you can run immediately. This is a paid onboarding probe — $0.05 confirms your payment stack works end-to-end, then the response tells you exactly what to call next.
  onboardingfirst-paymentx402-verifygolden-pathsolana-compatiblex402
• Multi-Chain Gas Oracle
  Real-time gas prices across all supported networks
  executiongas-pricesmulti-chainfee-estimationx402
• Token Metadata
  Get comprehensive token metadata and information
  tradingmetadatatoken-infocontract-detailsx402
• DEX Liquidity Analysis
  Liquidity depth across Uniswap v3, Curve, Balancer, and Aerodrome. Now includes Robinhood Chain (eip155:4663) via Uniswap v3 subgraph with fee-tier breakdown. Returns best execution venue and available liquidity in USD per pool. Pass { tokenAddress, chain } — use "robinhood" for Robinhood Chain.
  trading-intelligenceliquiditydex-routingslippage-estimationx402
• Token Approval Manager
  Manage and revoke token approvals for security
  market-intelligenceapprovalssecuritywallet-safetyx402
• Token Price Oracle
  Token price aggregated from Uniswap v3, CoinGecko, and direct DEX pool queries. Returns current price in USD, 24h change %, 24h volume, and market cap. Pass { symbol } or { address, chain? }.
  trading-intelligencepricingdex-pricesexchange-ratesx402
• Deep Token Analysis
  Full token dossier: contract audit findings, top-10 holder distribution, liquidity depth across DEXs, and 7-day social sentiment score. Pass any EVM token address or symbol.
  trading-intelligencetoken-auditholder-analysisliquidity-checkx402
• Transaction Builder
  Build and simulate transactions before execution
  executionsimulationtx-buildinggas-estimationx402
• Whale Movement Alerts
  Track wallets moving >$100K for any EVM chain. Returns recent large transactions with counterparties, USD value, and direction (accumulation vs. distribution). Covers Base, Ethereum, Arbitrum, Polygon.
  trading-intelligencewhale-trackinglarge-transactionsalertsx402
• Batch Quote
  Get quotes for multiple token swaps in a single call
  executionmev-protectionbundle-creationflashbotsx402
• Multi-Chain Balance
  USDC, ETH, and top-token balances for any wallet across 8 EVM chains + Solana (incl. Robinhood Chain). Returns USD-denominated totals aggregated in one call. Pass { address } — no chain parameter needed.
  trading-intelligencebalancesmulti-chainwallet-infox402
• Trending Tokens Scanner
  Top trending tokens by volume momentum across Base, Ethereum, Arbitrum, Polygon, and Robinhood Chain (eip155:4663, Uniswap v3). Returns price change %, volume spike ratio, and DEX trade count. Pass { chain? } — use "robinhood" for Robinhood Chain data.
  trading-intelligencetrendingmomentummarket-analysisx402
• Portfolio Tracker
  Holdings and P&L for any EVM wallet across Base, Ethereum, Arbitrum, and Polygon. Returns current USD value, cost basis, unrealized gains/losses, and 30-day performance. Pass { address }.
  trading-intelligenceportfolio-analysisholdingsperformancex402
• Wallet Risk Analysis
  On-chain risk score (0–100) for any EVM wallet. Flags mixer exposure, blacklisted counterparties, rug-pull history, concentration risk, and anomalous transfer patterns. Pass { address, chain? }.
  trading-intelligencerisk-assessmentwallet-analysisfraud-detectionx402
• AI Trade Signals
  GPT-4o powered BUY/SELL/HOLD signal with real live market data (price, volume, buy/sell pressure, liquidity) from DexScreener. Supports all EVM chains + Robinhood Chain (eip155:4663). Pass { token, chain?, timeframe?, riskLevel? }.
  trading-intelligencesignalsai-analysisentry-exitx402
• Payment Processing
  Route any USDC or stablecoin payment across 8 EVM chains + Solana (incl. Robinhood Chain). Returns optimal network for lowest fees, estimated on-chain confirmation time, and payment receipt with txHash.
  premiumpaymentssettlementmulti-currencyx402
• Smart Contract Security Audit
  AI-powered Solidity audit flagging reentrancy, integer overflow, access control gaps, and known CVE patterns. Returns risk rating (Critical/High/Medium/Low) with line-level code findings.
  trading-intelligencesecurity-auditvulnerability-scanai-analysisx402
• Instant Agent Wallet
  Provision a CDP-managed EVM wallet for any AI agent in one call. Returns address, private-key shard (non-custodial), and USDC-ready status on Base. Idempotent — safe to call multiple times.
  tradingwallet-creationcdp-walletagent-onboardingx402
• Agent Wallet Provisioning
  Create CDP-managed wallets for AI agents with instant USDC support on Base
  executionwallet-creationcdp-walletagent-provisioningusdc-readyx402
• Cross-Chain Bridge
  Bridge quotes from Across, Stargate, and Hop for any EVM-to-EVM token transfer. Returns best route ranked by cost+speed, estimated output amount, bridge fee, and expected confirmation time.
  executionbridgingcross-chainroute-optimizationx402
• Verified Agent Identity (KYA)
  Know-Your-Agent identity verification with on-chain reputation and ERC-8004 compliance scoring
  premiumkyaidentity-verificationerc-8004reputationcompliancex402
• Compliance Consultation
  Expert compliance consultation for crypto operations and regulatory requirements
  premiumcomplianceregulatoryconsultationamlkycx402
• Smart Contract Audit
  Comprehensive Solidity security audit with severity-classified findings (Critical/High/Medium/Low). Checks reentrancy, access control, oracle manipulation, MEV exposure, and upgrade safety. Returns actionable findings report.
  premiumsecurity-auditvulnerability-detectionbest-practicesx402
• AI Property Valuation
  AI-powered real estate valuation with tokenization analysis
  real-estateproperty-valuetokenizationmarket-analysisrwadefix402
• Lease Analysis
  AI-powered lease terms analysis and optimization
  real-estatelease-reviewterm-analysisoptimizationrwatokenizationdefix402
• Construction Progress Tracking
  Track and verify construction project progress
  real-estateprogress-trackingmilestone-verificationreportingrwatokenizationdefix402
• Fraud Detection
  AI-powered fraud and suspicious activity detection
  bankingfraud-detectionrisk-assessmentanomaly-detectionx402
• DeFi Credit Score
  On-chain credit scoring for DeFi lending protocols
  bankingcredit-scoredefi-lendingrisk-assessmentx402
• AML/KYC Compliance Check
  Wallet compliance screening for regulated entities
  bankingaml-screeningkyc-checksanctions-listx402
• Social Sentiment Analysis
  Aggregate bullish sentiment score (0–100) for any token or topic. Sourced from Twitter/X mentions, Reddit posts, and on-chain activity signals. Returns score breakdown by channel with trend direction.
  trading-intelligencesentimentsocial-mediaai-analysisx402
• Trading Signal
  Professional trading signal for any token: trend direction, RSI/MACD summary, key support/resistance levels, and risk/reward ratio. $0.10 USDC. Pass { symbol } or { address }.
  premiumsignalsentry-exitai-analysisx402
• Portfolio Optimization
  Modern Portfolio Theory rebalancing for any EVM wallet. Returns optimal target weights, projected Sharpe ratio improvement, and estimated rebalance cost. Pass { address } or { holdings: [{token, amount}] }.
  trading-intelligencedefi-yieldsfarm-optimizationapy-comparisonx402
• Asset Correlation Matrix
  Cross-asset correlation analysis for portfolio diversification
  market-intelligencecorrelation-analysisdiversificationrisk-metricsx402
• Risk Metrics Dashboard
  Comprehensive risk metrics and analytics
  tradingrisk-metricsanalyticsdashboardsx402
• Cross-Chain Arbitrage Scanner
  Identify arbitrage opportunities across Ethereum, Base, Polygon, Arbitrum, and Robinhood Chain (eip155:4663). Real prices sourced from DexScreener including Robinhood Chain Uniswap V3. Returns opportunities with estimated profit, required capital, and execution path.
  trading-intelligencearbitragecross-chainopportunity-detectionrobinhood-chainx402
• Polymarket Events
  Get trending events from Polymarket
  prediction-marketseventstrendingpolymarketx402
• Polymarket Odds
  Get current odds from Polymarket prediction markets
  prediction-marketsoddspolymarketx402
• Polymarket Search
  Search Polymarket prediction markets
  prediction-marketssearchdiscoverypolymarketx402
• Prediction Market Odds
  Get current odds and probability for any prediction market event
  prediction-marketsoddspolymarketprobabilityx402
• Stock Sentiment Analysis
  AI-powered stock market sentiment analysis with news, technicals, and institutional activity
  traditional-marketsstock-analysisequity-sentimentmarket-intelligenceai-analysisx402
• Forex Sentiment Analysis
  AI-powered forex currency pair sentiment analysis with economic and central bank insights
  traditional-marketsforex-analysiscurrency-sentimenteconomic-analysisai-analysisx402
• Kalshi Markets
  Get active markets from Kalshi (CFTC-regulated prediction exchange)
  prediction-marketskalshiregulatedcftcx402
• Kalshi Odds
  Get current odds and orderbook for specific Kalshi markets
  prediction-marketsoddsorderbookkalshiregulatedx402
• Kalshi Search
  Search Kalshi prediction markets by keyword
  prediction-marketssearchdiscoverykalshiregulatedx402
• Prediction Market Cross-Platform Spread
  Live cross-platform spread analysis: finds identical events on Polymarket and Kalshi simultaneously, computes YES probability divergence, and ranks arbitrage opportunities by spread magnitude
  prediction-marketsarbitragespread-analysispolymarketkalshicross-platformfeaturedx402
• Solana Yield Finder
  Real-time Solana lending and yield rates from top DeFi protocols (Kamino, Jupiter Lend, Lulo, Marginfi). Get APY data, TVL, reward incentives, and deposit blinks. Powered by Dialect Markets API.
  solana-defiyield-farminglending-ratesapy-datasolanadefikaminojupiterlulomarginfix402
• NASA Earthdata Intelligence Gateway
  Unified NASA Earthdata gateway. Single /x402/satellite-earthdata endpoint for all 5 products: precipitation (GPM IMERG), granule search, SST (MUR), soil moisture (SMAP), and ocean color (MODIS). Pass product= field to select. $0.25/call.
  satellite-dataprecipitationgranulessstsoil-moistureocean-colornasa-earthdatabundledx402
• CMR Granule Search
  Search 1B+ NASA satellite granules by bounding box, date range, platform, and cloud cover. Returns granule metadata and direct download URLs for Landsat, Sentinel, MODIS, VIIRS, and ASTER imagery.
  satellite-datagranule-searchnasa-cmrlandsatsentinelmodisimagery-discoveryx402
• GPM Precipitation Oracle
  Real-time observed rain rate at any global coordinate. NASA GPM IMERG via OPeNDAP point query. 0.1° resolution, near-realtime (30min lag). Returns mm/hr precipitation.
  satellite-dataprecipitationgpm-imergweatherrain-rateflood-riskx402
• Maritime SST Oracle
  Sea surface temperature at any ocean coordinate. NASA MUR-JPL-L4 product via OPeNDAP point query. 1km resolution, daily updates. Returns temperature in °C.
  satellite-datasea-surface-temperaturemur-sstoceanographymaritimeclimatex402
• SMAP Soil Moisture
  Soil moisture granule discovery from NASA SMAP SPL3SMP. 36km EASE-Grid, daily composites. Returns granule metadata and direct download URL for volumetric water content data.
  satellite-datasoil-moisturesmapagriculturedrought-monitoringhydrologyx402
• Ocean Color (Chlorophyll)
  MODIS Aqua ocean chlorophyll-a concentration via NASA CMR. 4km resolution, daily composites. Returns granule metadata and download URL for mg/m³ chlorophyll measurements.
  satellite-dataocean-colorchlorophyllmodis-aquafisheriesalgae-detectionx402
• Fire Alert Detection
  Real-time active fire and thermal anomaly detection from NASA FIRMS (MODIS + VIIRS satellites). Returns fire hotspot coordinates, FRP (fire radiative power in MW), confidence levels, and detection timestamp. Use cases: wildfire insurance risk scoring, evacuation routing, reinsurance event triggers, carbon credit verification.
  satellite-datafire-detectionnasa-firmssatellite-imageryemergency-responsewildfire-riskinsurancex402
• Satellite Weather Imagery
  Georeferenced weather satellite imagery tiles from NASA GIBS. Returns tiled image URLs for cloud cover, precipitation patterns, and atmospheric phenomena at up to 250m resolution. Use cases: logistics and shipping route planning, event and outdoor operations, agricultural field scouting, aviation weather briefing.
  satellite-dataweathernasa-gibssatellite-imageryprecipitationcloud-coverlogisticsx402
• Vegetation Health Analysis
  NDVI and vegetation health indices from NASA MODIS Terra/Aqua and ESA Sentinel-2 multispectral imagery. Tracks crop stress, drought impact, deforestation, and phenology at 10–500m resolution. Use cases: precision agriculture yield forecasting, carbon offset project verification, land degradation monitoring, growing-season anomaly detection.
  satellite-datandvivegetationagriculturesentinel-2modiscarbon-offsetdroughtx402
• Flood Detection
  SAR-based flood inundation extent mapping from ESA Sentinel-1 C-band radar. Penetrates cloud cover and works day/night — detects active flooding within 12–24h of event onset. Use cases: insurance damage assessment and claims triage, emergency response routing, infrastructure flood risk scoring, parametric flood reinsurance triggers.
  satellite-dataflood-detectionsarsentinel-1disaster-responseinsuranceparametricinundationx402
• Air Quality Monitoring
  Tropospheric pollutant column densities from ESA Sentinel-5P TROPOMI spectrometer. NO2, SO2, CO, CH4, aerosol index, and UV at 3.5–7km resolution, daily global coverage. Use cases: ESG and supply-chain environmental compliance, industrial emissions monitoring, public health exposure modeling, regulatory reporting and permitting support.
  satellite-dataair-qualitypollutiontropomisentinel-5pno2co2esgemissions-monitoringx402
• Land Use Classification
  Multi-class land cover classification from NASA Landsat-8/9 and ESA Sentinel-2 at 10–30m resolution. Classifies urban, forest, cropland, wetland, water body, and bare soil. Use cases: real estate and development site screening, carbon sequestration and REDD+ accounting, municipal and infrastructure planning, agricultural land-change detection.
  satellite-dataland-useclassificationlandsatsentinel-2urban-planningcarbonreddagriculturex402
• Fleet Telematics Data
  Real-time fleet data: GPS location, fuel consumption, driver behavior, engine diagnostics. For logistics and fleet management.
  iot-depinfleet-managementgps-trackingtelematicslogisticsdriver-behaviorx402
• Weather Station Data
  Hyperlocal weather data from IoT weather stations. Temperature, humidity, pressure, wind, precipitation readings.
  iot-depinweatheriot-sensorshyperlocalmeteorologyx402
• IoT Sensor Reading
  Single sensor reading from registered IoT devices. Temperature, humidity, motion, air quality, or custom sensors.
  iot-depiniot-sensorssensor-datareal-timedevice-datax402
• IoT Device Stream
  Real-time data stream from IoT devices. Continuous sensor readings for monitoring and analytics. Per-minute pricing.
  iot-depinstreamingreal-timecontinuous-monitoringiot-analyticsx402
• IoT Bulk Data Export
  Historical data export from IoT devices. Bulk download of sensor readings for analysis and machine learning.
  iot-depinbulk-datahistorical-datadata-exportml-datasetsx402
• AI Inference Gateway
  Pay-per-call GPT-4o-mini inference via x402 micropayment. No API keys, no subscriptions, no rate limits. USDC on Base.
  ai-inferencellmtext-generationgpt-4o-minix402-nativex402
• Instant API Key
  Frictionless API key provisioning via USDC payment. Pay once, receive a prepaid credits key instantly — no sign-up, no OAuth, no email. Ideal for AI agents and automated pipelines that need programmatic access to Coin Railz services.
  sdk-paymentsapi-keyinstantno-signupcreditsprogrammaticagent-onboardingx402
• B20 Token Info
  ERC-20 metadata and B20 compliance mode/freeze state for any B20-compatible token. Returns symbol, decimals, total supply, transfer freeze status, compliance mode, and issuer-set restrictions. Pass { tokenAddress }.
  trading-intelligenceb20token-metadatafreeze-statecompliance-modeerc20token-infosupplydecimalsx402
• B20 Transfer Check
  Simulate whether a B20 token transfer is permitted given live freeze/blocklist/allowlist state. Returns allowed/blocked with reason (frozen, restricted sender, restricted recipient, allowlist mismatch). Pass { tokenAddress, from, to, amount }.
  trading-intelligenceb20transfer-checktransfer-simulationallowlistblocklistfreeze-checksend-checktransfer-allowedwallet-restrictionx402
• B20 Compliance Scan
  Multi-issuer compliance scan for a wallet address across all B20 tokens it holds. Returns per-token compliance flags: frozen accounts, blocklisted wallets, allowlist membership, and issuer sanctions. Pass { walletAddress }.
  trading-intelligenceb20compliance-scanamlsanctionsblocklistfrozenwallet-compliancemulti-tokenregulatoryx402
• Robinhood Chain Token Price
  Real-time token price and pool data for any token on Robinhood Chain (eip155:4663, Arbitrum Orbit L2). Returns best price across all DEX pools, 24h volume, liquidity depth, and pool address. Pass { tokenAddress }.
  traditional-marketstoken-pricerobinhood-chaindexreal-timeliquiditypool-dataarbitrum-orbitx402
• Robinhood Chain DEX Pools
  Top DEX liquidity pools on Robinhood Chain. Pass a token address to get pools for that token, or omit for chain-wide top pools by TVL. Returns pool address, token pair, TVL, 24h volume, and fee tier.
  traditional-marketsdex-poolsrobinhood-chainliquiditytvlvolumepool-routingarbitrum-orbitx402
• Robinhood Chain Health Stats
  Chain-level health metrics for Robinhood Chain (eip155:4663): current block, gas price in Gwei, total active DEX pools, 24h on-chain volume, and sequencer status. No parameters required.
  traditional-marketschain-statsrobinhood-chaingas-priceblock-heightsequencerhealth-checkdex-volumex402
• RH Chain Stock Price
  Real-time stock and crypto prices from Chainlink price feeds deployed on Robinhood Chain (eip155:4663). Covers 35+ symbols: AAPL, NVDA, SPY, BTC, ETH, TSLA, MSFT, GOOGL, AMZN, META and more. Pass { symbol }.
  traditional-marketsstock-pricechainlinkrobinhood-chainprice-feedreal-timeequitiescrypto-priceaaplnvdaspybtcethx402
• RH Chain USDC Bridge
  Bootstrap USDC bridge from Base to Robinhood Chain via Across Protocol. Transfers treasury USDC to fund new agent wallets on Robinhood Chain. Supports USDG and USDC. Pass { amount } in USDC (max $50).
  executionbridgeusdcrobinhood-chainacross-protocolbase-to-rhcross-chainusdgtransferliquidityx402
• RWA Synthetic NAV Oracle
  Synthetic market-based NAV estimate for RWA tokens (real estate, private credit, tokenized treasuries). EIP-712 signed attestation. Informational only — not audited.
  rwa-tokenizationrwanav-oracletokenizationdefieip712-attestationreal-estateprivate-creditx402
• vltUSDC Vault Deposit Builder
  FREE — Calldata builder for depositing into the Bankroll Network vltUSDC vault on Ethereum mainnet. Two modes: balanced (VLT+USDC, 3 txs) or USDC-only via ZapHelper with live swap quote (2 txs). Vault auto-compounds VLT/USDC Uniswap V4 1% LP fees. No payment required.
  executionvaultdepositcalldatavltbankroll-networkethereumusdcdefiyieldaprtvluniswap-v4x402
• vltUSDC Vault Withdraw Builder
  FREE — Calldata builder for redeeming vltUSDC shares from the Bankroll Network vault on Ethereum mainnet. Single transaction — no approvals needed. Returns vault.redeem calldata with live-computed slippage floors (2% default). VLT + USDC sent directly to recipient. No payment required.
  executionvaultwithdrawredeemcalldatavltbankroll-networkethereumusdcdefiyieldslippagex402
• vltUSDC Vault Zap Withdraw Builder (USDC-only)
  FREE — USDC-only exit from the Bankroll Network vltUSDC vault via ZapHelper. Redeems shares, swaps VLT→WETH(V2)→USDC(V3), and delivers USDC only to recipient. 2 transactions. minUsdcOut encoded on-chain (2% slippage). Counterpart to vlt-usdc-deposit usdcOnly:true. No payment required.
  executionvaultwithdrawredeemzapusdc-onlycalldatavltbankroll-networkethereumusdcdefiyieldslippageuniswap-v2uniswap-v3x402
• VLT + vltUSDC Vault Stats
  Live VLT token price, market cap, liquidity, and vltUSDC vault stats (TVL, estimated LP fee APR, L/share, total shares). Sourced from CoinGecko + DexScreener (market data) and Alchemy on-chain reads (vault state). Use for autonomous vault allocation decisions alongside vlt-usdc-deposit and vlt-usdc-withdraw.
  executionvlt-pricevault-tvlvault-aprshare-pricelp-feesbankroll-networkethereumdefiyielduniswap-v4market-datax402
• Tokenized Treasury Yield Comparison
  Live APY comparison across tokenized RWA protocols: Ondo (USDY), Backed (bIB01), Superstate (USTB), Mountain Protocol (USDM), OpenEden (TBILL), Hashnote (USYC), Maple Finance.
  rwa-tokenizationrwayield-comparisontokenizationdefitreasuryondosuperstatebackedx402

How to call

https://coinrailz.com/a2a/v1

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