Coin Railz
Multi-chain x402 micropayment infrastructure for AI agents. 44+ pay-per-call API services for crypto analytics, trading signals, security audits, satellite data (NASA/ESA), real estate, banking, market intelligence, prediction markets, and traditional markets. Native Coinbase Agentic Wallet compatible. Pay with USDC on Base chain - prices from $0.05 to $10.00 per request.
A2A Agent Card
A2A Capabilities
A2A Skills (46)
Real-time gas price predictions across multiple chains. $0.10 per request.
Comprehensive token information including name, symbol, decimals, and contract details. $0.10 per request.
Analyze liquidity pools, depths, and trading conditions across DEXs. $0.20 per request.
Check and manage token approvals for smart contracts. $0.20 per request.
Real-time token prices from multiple sources. $0.25 per request.
AI-powered sentiment analysis for tokens from social and on-chain data. $0.25 per request.
Build optimized blockchain transactions with gas estimation. $0.30 per request.
Real-time monitoring of large wallet movements and whale activity. $0.35 per request.
Get multiple swap quotes in a single request. $0.40 per request.
Check wallet balances across all supported chains in one call. $0.50 per request.
Discover trending and hot tokens based on volume and social activity. $0.50 per request.
Complete portfolio breakdown with P&L and allocation insights. $0.50 per request.
Evaluate wallet risk levels and suspicious activity patterns. $0.50 per request.
AI-powered trading signals based on technical analysis and on-chain data. $0.75 per request.
Process crypto payments across 7 blockchains. $0.50 per request.
Deep analysis of smart contract code and security vulnerabilities. $1.00 per request.
Create managed wallets for AI agents instantly. $1.00 per request.
Bridge assets seamlessly across supported chains. $2.00 per request.
On-chain identity verification and reputation for AI agents. $5.00 per request.
AI-powered compliance analysis for crypto operations. $5.00 per request.
Comprehensive security audit with vulnerability detection. $10.00 per request.
AI-powered real estate property valuation and market analysis. $0.75 per request.
Analyze commercial and residential lease terms and conditions. $1.00 per request.
Track and analyze construction project progress and milestones. $1.50 per request.
AI-powered fraud detection for financial transactions. $0.75 per request.
Calculate credit risk scores for wallets and entities. $1.25 per request.
Verify regulatory compliance for transactions and entities. $1.75 per request.
Analyze market sentiment from social media and news sources. $0.50 per request.
Generate actionable trading signals with entry and exit points. $1.00 per request.
AI-powered portfolio optimization and rebalancing recommendations. $2.00 per request.
Generate asset correlation matrices for portfolio analysis. $0.75 per request.
Calculate VaR, Sharpe ratio, and other risk metrics. $1.00 per request.
Detect arbitrage opportunities across exchanges and chains. $1.25 per request.
AI-powered stock market sentiment analysis with news, technicals, and institutional activity. $0.40 per request.
AI-powered forex sentiment analysis with central bank policy and economic indicators. $0.40 per request.
x402 discovery and testing endpoint - returns 402 Payment Required challenge. $0.25 per request.
Create CDP-managed wallets for AI agents with instant USDC support on Base. $2.00 per request.
Get current odds from Polymarket prediction markets. $0.50 per request.
Get trending events from Polymarket. $0.25 per request.
Search Polymarket prediction markets. $0.25 per request.
Get active markets from Kalshi (CFTC-regulated prediction exchange). $0.25 per request.
Get current odds and orderbook for specific Kalshi markets. $0.50 per request.
Search Kalshi prediction markets by keyword. $0.25 per request.
Get current odds and probability for any prediction market event. $0.50 per request.
Non-custodial USDC payment processing for AI agents via @coinrailz/agent-payments NPM or coinrailz PyPI. Supports Base, Ethereum, Polygon, Arbitrum, BSC, Optimism. Processing fee: 1.5% + $0.01. Use when agent needs to 'send payment', 'pay for service', 'transfer USDC', or 'process payment on Base/Ethereum'.
Non-custodial SOL/USDC payment processing for AI agents via @coinrailz/agent-payments-solana NPM or coinrailz-solana PyPI. Processing fee: 1.5% + $0.01. Use when agent needs to 'send SOL', 'pay on Solana', 'transfer USDC on Solana', or 'process Solana payment'.
Connect via A2A
Send a JSON-RPC message to this agent using the A2A protocol's message/send method:
curl -X POST https://coinrailz.com/api/a2a \
-H "Content-Type: application/json" \
-d '{
"jsonrpc": "2.0",
"method": "message/send",
"id": "1",
"params": {
"message": {
"role": "user",
"parts": [{"type": "text", "text": "Hello!"}]
}
}
}'Learn more about the A2A protocol at a2a-protocol.org