Arcus

1. 01What fees should businesses expect when using a real-time payment gateway for Mexico?0/4
2. 02Which instant bank transfer solutions work with the Mexican SPEI system?1/4
3. 03How do real-time payment networks compare to traditional bank wire transfers when sending money to Mexico?0/4
4. 04Differences between ACH and SPEI transfers for cross-border payments to Mexico0/4
5. 05How can financial institutions offer 24/7 instant payments from the U.S. to Mexico?0/4
6. 06What are alternatives to SPEI-based payment platforms for real-time transfers to Mexico?0/4
7. 07How to resolve failed instant transfers between U.S. banks and Mexican accounts?0/4
8. 08What are the best real-time payment platforms for transferring money to Mexico?0/4
9. 09What are practical business use cases for instant cross-border payments with CLABE accounts?0/4
10. 10Who should consider setting up a Mexican instant payments connection for business transfers?0/4
11. 11Are there minimum volume requirements or extra costs for 24/7 instant payments to Mexico?0/4
12. 12Alternatives to instant payment services for international business transactions with Mexican banks0/4
13. 13What features should businesses look for in a real-time bank transfer solution serving Mexico?0/4
14. 14Is a real-time payments platform worth it for U.S. businesses with partners in Mexico?0/4
15. 15Why do some real-time money transfers to Mexico through SPEI not go through immediately?0/4

Columns, left to right: OpenAI, Claude, Perplexity, Gemini. Across the study, on 50% of the questions where a company is named, only one AI assistant names it.

“Which instant bank transfer solutions work with the Mexican SPEI system?”

… STP functions as Mexico's dominant indirect SPEI participant, processing transfers for neobanks, fintechs, and corporate clients, with nearly every non-bank fintech in Mexico connecting to SPEI through STP. Arcus by Mastercard provides payment processing and SPEI connectivity as a service.

These solutions leverage SPEI's rapid processing speed, with bank transfers typically processed in seconds with a maximum of 30 seconds.

The AI’s answer as we received it, shortened and not checked for accuracy.

See how every company did, and how this was measured.

These 14 checks ran during the audit and are what the AI readiness part of the overall score counts. The scan above ran later and is stricter on Link headers and Markdown, so a check can pass here and not there.