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$ man crypto-tx-explainer

/crypto-tx-explainer

agentutility / edge-market / crypto-tx-explainer
PRICE / CALL
$0.04
USDC · base mainnet · scheme: exact
METHOD
POST
CLUSTER
edgemarket
CATEGORY
uncategorized
STATUS
live
NAME
crypto-tx-explainer ethereum/base/arbitrum/optimism/polygon transaction explainer
SYNOPSIS
POST https://x402.agentutility.ai/crypto-tx-explainer
     Content-Type: application/json
     X-PAYMENT:    <signed-transferWithAuthorization>

     { ... }
↳ first call → 402 Payment Required. Sign USDCtransferWithAuthorization, retry with theX-PAYMENT header.
DESCRIPTION

Ethereum/Base/Arbitrum/Optimism/Polygon transaction explainer. Returns receipt + ERC20/ERC721 transfers + contracts + fees + plain-English explanation (Venice).

INPUTrequest schema
propertytypedescriptionreq?
tx_hashstringrequired
chainstring
enum: ethereum · base · arbitrum · optimism · polygon
optional
explainbooleanoptional
OUTPUTresponse shape
fieldtypedescription
statusstringTransaction status, typically success or failed based on the receipt.
explanationstringPlain-English summary of what the transaction did, generated by Venice when explain is true.
EXAMPLEStwo ways to call
EXAMPLE 1 · curl
curl -X POST https://x402.agentutility.ai/crypto-tx-explainer \
  -H 'Content-Type: application/json' \
  -d '{ }'
first response = 402 Payment Required with payment requirements; sign + retry with X-PAYMENT.
EXAMPLE 2 · mcp
# Install the MCP package for this endpoint's cluster
npx -y @agentutility/mcp-<cluster>

# Required: EVM private key with USDC on Base
export X402_PRIVATE_KEY=0x...

# Then call the crypto-tx-explainer tool from your MCP-aware agent.
MCP server handles payment automatically — your coding agent just calls the tool by name.
METADATA
tags
edge-marketblockchaintransaction-decoderevmerc20-transfersgas-feestx-explainer
methods
POST
cluster
edgemarket
price
$0.04 USDC per call
ADJACENTother endpoints in edgemarket
endpointdescriptionprice
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dao-proposal-monitorMonitors DAO governance proposals on Snapshot.org for any space.$0.03
ens-resolveResolves ENS names in both directions: forward (vitalik.eth to address) and reverse (address to primary ENS).$0.03
honeypot-checkHoneypot.is buy/sell simulation for any Base or Ethereum ERC-20.$0.05
token-honeypotDetects whether an ERC-20 token is a honeypot by simulating a buy + sell via honeypot.is.$0.05
token-honeypot-apiChecks whether a token is a honeypot, testing sellability, buy tax, sell tax, proxy risk, owner risk, and token-trading warnings.$0.05
token-honeypot-checkChecks whether an ERC-20 token is a honeypot by simulating buy and sell behavior through honeypot.is.$0.05
wallet-pnlComputes wallet token P&L with FIFO cost basis for any (wallet, ERC-20, chain) triple.$0.05
SEE ALSO
agentutility · edgemarket · x402 · mcp · llms.txt · registry.json · bazaar.x402.org