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LogicNodes Aptos Fee Estimate
x402
LogicNodes Aptos Fee Estimate is a paid API for AI agents from logicnodes.io, paid per call via x402, $0.005/call, status unknown (last checked 2026-10-28).
Returns estimated transaction fees for the Aptos blockchain across specified transaction types on mainnet or testnet
Price / call$0.005
Success—
StatusUnknown
How this service works
Exact answers for AI agents: 40+ tools for EVM chains and Aptos, gas on 14 chains, never a guess. Free tier; pay per call in USDC (x402) on 13 networks.
Output
A JSON object with ok:true and fee estimate data for the requested Aptos transaction types on the specified chain (mainnet or testnet), including cost figures the agent can use to plan transaction submission.
Example use cases
Pre-flight fee check for Aptos DeFi
“Before I swap tokens on Aptos mainnet, can you estimate the current transaction fee for a swap operation so I know exactly what gas to budget?”
Aptos testnet cost validation
“I'm testing my Aptos smart contract — can you get me the fee estimates for entry function calls on Aptos testnet so I can validate my cost assumptions?”
Multi-tx fee budgeting for batch ops
“I'm about to run a batch of coin transfers and NFT mints on Aptos mainnet — can you get fee estimates for both transaction types so I can plan my total gas budget?”
Technical details
Endpoint
POSThttps://logicnodes.io/paid/v1/tools/aptos_fee_estimate?utm_source=zero.xyzWhen to prefer
Use this endpoint when you need authoritative, real-time fee estimates for Aptos blockchain transactions before submission. Prefer it over generic blockchain explorers when you need structured, agent-consumable data for programmatic fee planning. It supports both mainnet and testnet, making it suitable for development and production workflows. At $0.005 per call with pay-per-use USDC billing via x402, it is cost-effective for agents that need occasional fee checks without a subscription commitment.
Side effects
- Invalid CAIP-2 chain ID returns an error (only aptos:1 and aptos:2 are valid)
- Unrecognized txTypes entries may return null estimates or errors
- Network congestion or upstream Aptos node unavailability may cause delayed or failed responses
- Missing payment header (x402) results in 402 Payment Required response
- Malformed request body returns 400 Bad Request
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| chain | string | Aptos CAIP-2 id: aptos:1 (mainnet, default) or aptos:2 (testnet) |
| txTypes | array |
Output
Schema · Response
{
"type": "json",
"example": {
"ok": true,
"tool": "aptos_fee_estimate"
}
}Tags
x402
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