Vellium & Co

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AgentTools

Explain what an EVM transaction would actually do: decodes the calldata (ERC-20 transfers/approvals via known ABIs, unknown selectors via the 4byte directory) and simulates the call against live chain state to report the outcome — including

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Our latest check (2026-10-12)

Answering
Yes — valid x402 payment terms
Time to answer
124 ms
Price
$0.015 per call
Paying buyers, last 30 days
1 (directory's own records)
Paid calls, last 30 days
1
Category
Blockchain reads
Address
https://agentstoolshub.com/api/v1/crypto/tx-explain

Accuracy: paid answers checked against an independent record

Not yet in our paid checks. A seller we have not checked has neither passed nor failed.

For agents

This page as JSON: /sellers/de4e3fce39e3.json. Paid lookup by address: GET /api/seller?resource=… ($0.001, x402).

Think this reading is wrong or out of date? Ask for a re-test — every re-check and correction is public on the corrections log.