Unnamed service
GET api.loyalspark.online/x402-gateway/recipient-api/balance
Why an agent can trust this route.
Sonar evidence is advisory. Paid delivery is shown as verified only when paid probes are available; otherwise route estimates use the unpaid handshake as a clearly labeled proxy.
Observed outcomes
Onchain loyalty platform on Base Network. Businesses launch branded rewards in minutes. Customers earn real value with every purchase. AI agents automate the rest.
Resource: api.loyalspark.online/x402-gateway/recipient-api/balance
Network: eip155:8453 · Asset: 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 · Pay to: 0x40a8CdD6a10EC1a8cB3dFb2834675e7a2CF4ad8b
Payment methods: — · Last validation: 2026-09-14 12:40:17.056+00
{
"input": {
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"token_address"
],
"properties": {
"token_address": {
"type": "string",
"pattern": "^0x[a-fA-F0-9]{40}$",
"description": "EVM address on Base (eip155:8453)."
}
},
"additionalProperties": false
},
"output": {
"type": "object",
"required": [
"type"
],
"properties": {
"type": {
"type": "string"
},
"example": {}
}
},
"paymentRequirements": [
{
"raw": {
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"brand": "Loyal Spark",
"version": "2",
"website": "https://loyalspark.online",
"provider": "Loyal Spark",
"builderCode": "bc_wdmnog7m",
"description": "Onchain loyalty platform on Base Network. Businesses launch branded rewards in minutes, customers earn real value with every purchase, and AI agents automate the rest via REST and MCP. Free plan mints up to 1,000 tokens per month; every call is scoped by row-level security to the wallet behind the API key. 16 skill guides at loyalspark.online/.well-known/skills/index.md.",
"documentation": "https://loyalspark.online/for-agents"
},
"payTo": "0x40a8CdD6a10EC1a8cB3dFb2834675e7a2CF4ad8b",
"amount": "1000",
"scheme": "exact",
"network": "eip155:8453",
"mimeType": "application/json",
"resource": "https://api.loyalspark.online/x402-gateway/recipient-api/balance?method=GET",
"extensions": {
"bazaar": {
"info": {
"input": {
"type": "http",
"method": "GET",
"headers": {
"x-api-key": "rwk_..."
},
"queryParams": {
"token_address": "0x0000000000000000000000000000000000000001"
}
},
"output": {
"type": "json",
"example": {
"ok": true,
"resource": "recipient-api/balance"
}
},
"inputSchema": {
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"token_address"
],
"properties": {
"token_address": {
"type": "string",
"pattern": "^0x[a-fA-F0-9]{40}$",
"description": "EVM address on Base (eip155:8453)."
}
},
"additionalProperties": false
}
},
"schema": {
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"input"
],
"properties": {
"input": {
"type": "object",
"required": [
"type",
"method"
],
"properties": {
"type": {
"type": "string",
"const": "http"
},
"method": {
"enum": [
"GET",
"HEAD",
"DELETE"
],
"type": "string"
},
"headers": {
"type": "object",
"additionalProperties": {
"type": "string"
}
},
"queryParams": {
"type": "object",
"additionalProperties": {
"type": "string"
}
}
},
"additionalProperties": false
},
"output": {
"type": "object",
"required": [
"type"
],
"properties": {
"type": {
"type": "string"
},
"example": {}
}
},
"inputSchema": {
"type": "object"
}
}
}
},
"builder-code": {
"info": {
"a": "bc_wdmnog7m"
},
"schema": {
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"a": {
"type": "string",
"pattern": "^[a-z0-9_]{1,32}$",
"description": "App builder code"
},
"s": {
"type": "array",
"items": {
"type": "string",
"pattern": "^[a-z0-9_]{1,32}$"
},
"description": "Service builder codes"
},
"w": {
"type": "string",
"pattern": "^[a-z0-9_]{1,32}$",
"description": "Wallet builder code"
}
},
"additionalProperties": false
}
}
},
"description": "Onchain loyalty platform on Base Network. Businesses launch branded rewards in minutes, customers earn real value with every purchase, and AI agents automate the rest via REST and MCP. Free plan mints up to 1,000 tokens per month; every call is scoped by row-level security to the wallet behind the API key. 16 skill guides at loyalspark.online/.well-known/skills/index.md.",
"outputSchema": {
"input": {
"type": "http",
"method": "GET",
"bodyType": "query",
"description": "HTTP GET https://api.loyalspark.online/x402-gateway/recipient-api/balance?method=GET — x402-gateway /recipient-api/balance. Authenticate with header x-api-key: rwk_....",
"inputSchema": {
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"token_address"
],
"properties": {
"token_address": {
"type": "string",
"pattern": "^0x[a-fA-F0-9]{40}$",
"description": "EVM address on Base (eip155:8453)."
}
},
"additionalProperties": false
}
},
"output": {
"type": "json",
"schema": {
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema"
},
"description": "JSON from Loyal Spark agent-api or recipient-api. See OpenAPI for response shape."
}
},
"maxAmountRequired": "1000",
"maxTimeoutSeconds": 300
},
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"payTo": "0x40a8CdD6a10EC1a8cB3dFb2834675e7a2CF4ad8b",
"scheme": "exact",
"network": "eip155:8453",
"amountAtomic": "1000"
}
]
}Source catalog records are retained separately from live endpoint observations. Sonar score, uptime, and latency are advisory metrics. CDP indexing is not inferred from validation.