Question 1

What is SPEI?

Accepted Answer

SPEI is Mexico’s instant interbank transfer system, operated by Banco de México. It lets you move pesos between Mexican banks in seconds, 24/7, using your CLABE account number.

Question 2

How do I buy USDT with SPEI in Mexico?

Accepted Answer

Choose USDT and the amount of pesos on Swaps, select SPEI, and compare live provider rates. Pay the SPEI transfer from your bank app to the CLABE shown — once it confirms, USDT is sent to your wallet. SPEI to USDT usually completes within minutes end to end.

Question 3

How fast is a SPEI payment for crypto?

Accepted Answer

SPEI settles in seconds. Once your transfer confirms, the provider releases your crypto to your wallet — usually within a few minutes end to end.

Question 4

Can I sell crypto and get paid in pesos via SPEI?

Accepted Answer

Yes. SPEI supports selling crypto for MXN: the provider pays out to your CLABE account after your crypto is received. The final payout amount is shown before you confirm.

Question 5

What details do I need?

Accepted Answer

Your CLABE (18-digit interbank account number) for the bank account you want to pay from or receive to. Most major Mexican banks support SPEI.