# Coin Railz Arbitrage Scanner

> Coin Railz Arbitrage Scanner is a paid API for AI agents from coinrailz.com, paid per call via x402, $1.25/call, status unknown (last checked 2026-09-15).

Identifies crypto arbitrage opportunities across multiple blockchains and exchanges

## Facts

- Endpoint: POST https://coinrailz.com/x402/arbitrage-scanner
- Price: $1.25/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/coin-railz-arbitrage-scanner-e7a80924
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_IpJWL16lvFCFl9TXFtA_J

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability coin-railz-arbitrage-scanner-e7a80924 -d '<json body>'
```

Example prompt: Scan for cross-chain and cross-exchange arbitrage opportunities right now — I want to see the best price spreads available across major chains and exchanges like Binance, Coinbase, and Uniswap.

## When to prefer this

Use this endpoint when an AI agent or trading bot needs to programmatically discover real-time arbitrage opportunities across multiple blockchains and centralized/decentralized exchanges in a single call, especially within an x402 micropayment-enabled autonomous workflow.

## Known failure modes

- Market data unavailable for requested chain or exchange — returns error with details
- No arbitrage opportunities detected above threshold — returns success with empty results
- Payment failure or insufficient USDC balance — returns 402 Payment Required
- Rate limiting or quota exceeded — returns 429 Too Many Requests
- Exchange or chain temporarily unavailable — returns partial results or error

## How this service works

Identify arbitrage opportunities across chains/exchanges

## Output

Returns a JSON object indicating whether the scan succeeded, along with identified arbitrage opportunities including price differentials, involved chains or exchanges, and a timestamp of the scan.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "query": {
   "type": "string",
   "description": "Query parameter for the service"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "application/json",
 "format": "json",
 "example": {
  "result": "Service executed successfully",
  "service": "arbitrage-scanner",
  "success": true,
  "timestamp": "2026-02-07T01:41:22.011Z"
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/coin-railz-arbitrage-scanner-e7a80924/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from coinrailz.com](https://www.zero.xyz/host/coinrailz.com/llms.txt)