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twin.unykorn.org

Check before you pay or trade

Pass / review / block for one wallet or contract address (EVM chains, Solana). Use it before you pay, trade with or approve an address: one cheap call returns pass, review or block with the reasons and the list dates.

Ready now6 calls · 6 buyers in 30 days

Input

deprecated alias of value
base | ethereum | polygon | arbitrum | optimism | solana; default base for an EVM address, solana for a Solana address
the oldest cached result you accept, 0-86400 seconds, default 3600; 0 forces fresh on-chain reads
your own job or payment id, up to 64 printable characters, echoed back and bound into the signed receipt
the wallet or contract address, a 0x-prefixed 40-hex EVM address or a base58 Solana address

Sample response

Published by the provider. Your run returns a fresh response.

response16 keys
as_of"2026-10-06T12:30:00Z"
cache3 keys
age_s0
hitfalse
ttl_s60
check"address"
check_version"1.0.0"
coverage"full"
evidence_sha256"c1d3b6f0a9e8475d2c6b1a0f9e8d7c6b5a4f3e2d1c0b9a8f7e6d5c4b3a2f1e0d"
notice"Screening signal from public data. Not a legal or compliance determination, not KYC, not advice. Absence from a list is not a clearance."
oktrue
reasons1 item
receipt3 keys
amount_usd0.01
receipt_id"g402-<16hex>"
tx_hash"0x<64hex>"
share2 keys
note"This page shows no payer details. Payments on public chains such as Base are visible on-chain."
url"https://twin.unykorn.org/check/r/qL3t9Zp0aXvB7nWc2KdR8e"
sources5 items
subject4 keys
chain"base"
kind"address"
normalized"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
value"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
subject_salt"9f2c4e6a8b0d1f3e5a7c9e1b3d5f7a9c"
verdict"pass"
verdict_meaning"Nothing was found in the lists named. A 'no match' means nothing was found in the lists named. It is not a clearance."
responseobject, 16 keys
Your agent can do this on its own
Add the MCP URL in Claude Code, Cursor or Codex. Your agent can run Tools within its spending limits, or ask for approval each time. Connect your agent

Connect your agent

Add one MCP URL and your agent can find and run this tool within its spending limits. Choose “Ask each time” if you want to approve every Call.

MCP URL

https://app.aecon.ai/mcp
Terminalbash
claude mcp add --transport http --scope user agentic-economy "https://app.aecon.ai/mcp"

In Claude Code, open /mcp, select agentic-economy, then choose Authenticate.

Track record

Paid calls, last 30 days
6
Buyers, last 30 days
6
Last paid call

Reported by the x402 directory.

A$0.015 per call