01 Transaction Decision API for crypto and stablecoin businesses

See what happened
Know what to do

ChainZap combines on-chain data with your transaction context so your team can see what matches, what needs review, and when the available evidence is insufficient.

Request Access

Launch focus: USDT on TRON

On-chain data and your transaction context meet in ChainZap, which returns match, review or insufficient.

On-chain data

What happened

tx · amount · token

Your transaction context

What was expected

order · recipient · amount

ChainZap

MATCH REVIEW INSUFFICIENT

02 How it works

On-chain data shows what happened.
Your transaction context tells us what to compare it against.

Review exceptions, not every transaction.

Transaction data

1,000 USDT received

TRON · Confirmed

Your transaction context

Order #4821

Expected recipient · 1,000 USDT · USDT

ChainZap

  • Recipient match Matches

  • Amount match Matches

  • Token match Matches

  • Risk signal Needs attention

Result

REVIEW

Needs a closer look.


We show what we checked and what we could not.

Works alongside your existing KYT.

03 Use cases

Two moments where mistakes cost money.

Incoming payments

Primary workflow

Verify before you credit.

Check the exact transaction against the payment you expected before crediting the customer. See what matches, what needs review, and whether the available evidence is sufficient.

Received
950 USDT · TRON
Expected
1,000 USDT

Amount mismatch

REVIEW

For exchanges, exchangers, PSPs, on-ramps, off-ramps and other crypto payment operators.

Request an Incoming Pilot

Payouts

Review before you send.

Review recipients, payout context and execution across a recurring batch. Surface inconsistencies, risk signals and exceptions that deserve a closer look.

148 payouts

11 need attention


Recipient changes, Execution mismatches, Risk signals, Exceptions

04 Product

The infrastructure behind ChainZap.

Transaction checks, expected payment context, reason codes and coverage available through ChainZap infrastructure.

The ChainZap developer dashboard: plan, quota, check results, latency and activity

Live Infrastructure

Real product. Real data. Real results.

Transaction Decision API

Focused on USDT on TRON.

05 Principles

Enough to act.
No false certainty.

06 Get started

Show us one workflow

Incoming payments or payouts. We will scope a focused pilot or audit around one real workflow.

Fill the form

What do you want to check?

Monthly transactions

Non-custodial · No private keys · No signing access

We only use these details to reply to you. Privacy Policy