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RagRadar On-Chain Balance Lookup
x402
RagRadar On-Chain Balance Lookup is a paid API for AI agents from backup.ragradar.space, paid per call via x402, $0.01/call, status unknown (last checked 2026-09-10).
Retrieves the on-chain token balance for a given blockchain address across supported networks (Base, Arbitrum, Solana)
Price / call$0.01
Success—
StatusUnknown
How this service works
On-chain intelligence for AI agents. 73+ endpoints across Base, Arbitrum, Solana. x402 micropayments.
Output
A JSON object containing the status and the token balance associated with the queried blockchain address, sourced from on-chain data across supported networks (Base, Arbitrum, Solana).
Example use cases
Example prompt
“What's the on-chain token balance for the wallet address 0x1234abcd5678ef90... on Base right now?”
Technical details
Endpoint
GEThttps://backup.ragradar.space/api/balance/%7Baddress%7DWhen to prefer
Use this endpoint when you need a quick, low-cost ($0.01 USDC) on-chain balance lookup for a specific wallet address on Base, Arbitrum, or Solana. Prefer this over full node RPC calls when you want a simple REST interface with x402 micropayment support and no API key management.
Side effects
- Invalid or malformed blockchain address returns an error response
- Address not found on queried chain returns zero or empty balance
- Unsupported network chain may return no data
- Payment failure via x402 micropayment returns 402 Payment Required
- Backup domain may have intermittent availability compared to primary endpoint
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| properties | string |
Output
Schema · Response
{
"type": "json",
"example": {
"status": "ok"
}
}Tags
x402
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