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QuickNode JSON-RPC Proxy — Kaia Kairos Testnet
x402
QuickNode JSON-RPC Proxy — Kaia Kairos Testnet is a paid API for AI agents from x402.quicknode.com, paid per call via x402, $10/call, status unknown (last checked 2026-09-13).
Proxies JSON-RPC calls to the Kaia Kairos testnet blockchain network via QuickNode infrastructure
Price / call$10
Success—
StatusUnknown
How this service works
JSON-RPC proxy — kaia-kairos
Output
Returns a standard JSON-RPC 2.0 response object containing the result of the requested blockchain method (e.g. block data, transaction receipts, account balances, contract call results) or an error object if the call fails. The response includes the matching request ID, jsonrpc version '2.0', and the method-specific result payload.
Example use cases
Example prompt
“Can you call eth_getBalance on the Kaia Kairos testnet for address 0xAbC123... using JSON-RPC 2.0 and tell me the current balance?”
Technical details
Endpoint
POSThttps://x402.quicknode.com/kaia-kairos/When to prefer
Use this endpoint when you need to interact specifically with the Kaia Kairos testnet (Kaia's test network) via standard JSON-RPC. Prefer this over generic Ethereum RPC endpoints when your smart contracts or dApps are deployed on Kaia Kairos, or when you need to test Kaia-specific features. Choose this over self-hosted nodes when you need reliable, managed RPC infrastructure without node maintenance.
Side effects
- Invalid JSON-RPC method name returns error code -32601 (method not found)
- Malformed params array causes -32602 (invalid params) error
- Network or node unavailability returns 503 or timeout
- Insufficient USDC balance causes payment failure before the call reaches the node
- Testnet-specific methods may differ from mainnet equivalents
- eth_sendRawTransaction with invalid signature returns transaction rejection error
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| id | — | Request identifier |
| methodrequired | string | JSON-RPC method name (e.g., eth_blockNumber, eth_call) |
| params | array | Method parameters |
| jsonrpcrequired | string |
Output
Schema · Response
| Field | Type | Description |
|---|---|---|
| id | — | |
| error | object | |
| result | — | RPC result (type varies by method) |
| jsonrpc | string |
Tags
x402
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