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Api Endpoint

Limitguard

ERC-8004 agent wallet balance check. Returns the on-chain USDC balance (Base mainnet) for a registered ERC-8004 agent wallet.

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Offering

Provider
api.limitguard.ai
Method
GET
Offering type
Api Endpoint
Transport type
http
Category
Blockchain And Crypto
Delivery
Not provided
Pricing model
Not provided
x402 version
2

Endpoint context

URL
https://api.limitguard.ai/v1/wallet/balance
MIME type
application/json
First seen
2026-10-16T01:50:24.663Z
Last seen
Tags
KYB, sanctions, lead-verification, wallet-screening, compliance

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1
0.11 USDC
Atomic price: 110000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Payment option 2
0.11 USDC
Atomic price: 110000 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: USDC · Scheme: exact
Payment option 3
0.11 USDC
Atomic price: 110000 · Network: eip155:8453 · Asset: USDC · Scheme: settled-transfer
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "110000",
    "payTo": "0x6454a645C92B8722EC9A07FCe12A582A877B8843"
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "110000",
    "payTo": "P9Mqh3W5sR5CqJAWYJFQePVaUs5GBfnonsaCdT7FbEQ"
  },
  {
    "scheme": "settled-transfer",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "110000",
    "payTo": "0x6454a645C92B8722EC9A07FCe12A582A877B8843"
  }
]

Observed health

Status
Healthy
Latest latency
496 ms
Average latency
434 ms
HTTP status
402
Last checked
Reachability
100% over 14 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string",
      "const": "http"
    },
    "method": {
      "type": "string",
      "enum": [
        "GET",
        "HEAD",
        "DELETE"
      ]
    },
    "queryParams": {
      "type": "object",
      "properties": {
        "agent_id": {
          "type": "string",
          "description": "Agent wallet address (EVM 0x + 40 hex chars, Base mainnet); must be registered in the ERC-8004 Identity Registry"
        }
      },
      "required": [
        "agent_id"
      ]
    },
    "headers": {
      "type": "object",
      "additionalProperties": {
        "type": "string"
      }
    }
  },
  "required": [
    "type",
    "method"
  ],
  "additionalProperties": false
}

Output schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "cachedTierAvailable": {
      "type": "boolean"
    },
    "documentation_url": {
      "type": "string"
    },
    "input": {
      "additionalProperties": false,
      "properties": {
        "headers": {
          "additionalProperties": {
            "type": "string"
          },
          "type": "object"
        },
        "method": {
          "enum": [
            "GET",
            "HEAD",
            "DELETE"
          ],
          "type": "string"
        },
        "queryParams": {
          "properties": {
            "agent_id": {
              "description": "Agent wallet address (EVM 0x + 40 hex chars, Base mainnet); must be registered in the ERC-8004 Identity Registry",
              "type": "string"
            }
          },
          "required": [
            "agent_id"
          ],
          "type": "object"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "method"
      ],
      "type": "object"
    },
    "note": {
      "type": "string"
    },
    "output": {
      "properties": {
        "example": {
          "type": "object"
        },
        "type": {
          "type": "string"
        }
      },
      "required": [
        "type"
      ],
      "type": "object"
    },
    "prepaidBalance": {
      "properties": {
        "balance_usd": {
          "type": [
            "number",
            "null"
          ]
        },
        "note": {
          "type": "string"
        },
        "price_usd": {
          "type": "number"
        },
        "reason": {
          "type": "string"
        },
        "topup": {
          "properties": {
            "curl": {
              "type": "string"
            },
            "minimum_usd": {
              "type": "integer"
            },
            "url": {
              "type": "string"
            }
          },
          "required": [
            "url"
          ],
          "type": "object"
        }
      },
      "required": [
        "balance_usd",
        "price_usd"
      ],
      "type": "object"
    },
    "recovery": {
      "properties": {
        "curl": {
          "type": "string"
        },
        "url": {
          "type": "string"
        }
      },
      "required": [
        "url"
      ],
      "type": "object"
    },
    "sandbox": {
      "properties": {
        "curl": {
          "type": "string"
        },
        "note": {
          "type": "string"
        },
        "url": {
          "type": "string"
        }
      },
      "required": [
        "url"
      ],
      "type": "object"
    }
  },
  "required": [
    "input"
  ],
  "type": "object"
}