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ExchangeRebel — pay-per-call APIs for AI agents (x402 on Solana)

by com.exchangerebel
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fees_estimate

Estimate a Solana transaction's total fee cost. $0.005 per call — USDC on Solana via x402 (over MCP: call without payment to get the PaymentRequired challenge, then retry with the payment at _meta["x402/payment"]). HTTP equivalent: POST https://exchangerebel.com/toll/fees/estimate.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
accountsNoarray of pubkeys
priorityNolow|medium|high
transaction_base64Nostring (or use accounts)

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  1. First observed

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