Recurring wallet monitor for crypto agents
Recurring wallet monitor for crypto agents. Check native ETH plus selected ERC-20 balances and new USDC/ERC-20 transfers since the prior cursor, then return current_state_hash and next_cursor for the next scheduled check. Use for deposit detection, payment monitoring, treasury alerts and autonomous stablecoin workflows.
Not tested: has real-world effectsour last check, 2026-10-04
0 of 0checks answered this week
n/amedian answer time
$0.005listed price per call
n/aprice it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
POST https://x402-gateway-production-1f21.up.railway.app/agent/wallet-monitor
| Category | Market data |
|---|---|
| Provider host | x402-gateway-production-1f21.up.railway.app |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 1 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
We never call tools that send, buy, move money or file anything, not even without paying.
Example input (from the provider)
{
"body": {
"address": "0x0000000000000000000000000000000000000000",
"network": "base"
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"activity_contract": {
"pattern": "^0x[a-fA-F0-9]{40}$",
"type": "string"
},
"address": {
"pattern": "^0x[a-fA-F0-9]{40}$",
"type": "string"
},
"cursor": {
"minimum": 0,
"type": "integer"
},
"lookback_blocks": {
"default": 1000,
"maximum": 5000,
"minimum": 1,
"type": "integer"
},
"network": {
"default": "base",
"enum": [
"base",
"ethereum"
],
"type": "string"
},
"previous_state_hash": {
"pattern": "^[a-fA-F0-9]{64}$",
"type": "string"
},
"tokens": {
"items": {
"pattern": "^0x[a-fA-F0-9]{40}$",
"type": "string"
},
"maxItems": 20,
"type": "array"
}
},
"required": [
"address"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}