---
title: "Cross-Border Payment Transparency & D+0 Finality Comparator"
method: POST
path: "/v1/tools/cross_border_finality_comparator"
---

# Cross-Border Payment Transparency & D+0 Finality Comparator

`POST /v1/tools/cross_border_finality_comparator`

## Request

- Base URL: `https://ainumbers.co`
- URL: `https://ainumbers.co/v1/tools/cross_border_finality_comparator`
- Auth: none declared

Compare settlement transparency and finality across major cross-border rails. G20/FSB cross-border target alignment. Policy Mandate JSON rail policy. Client-side. Works offline. Zero PII.

**Tool URL:** https://ainumbers.co/tools/221-cross-border-finality-comparator.html
**AP2/Policy Mandate export:** yes

## Request body

- object
  - `filter` 'all' | 'cross-border' | 'domestic' | 'eu' | 'us' | 'global'

## Response `200`

Successful tool execution result

- object
  - `rails` unknown[]
    - unknown
  - `g20_compliant_count` integer
  - `top_rail` string
  - `ap2_mandate` object

---

[API](https://skmtc.dev/ainumbers/apis/ainumbers-co-fintech-intelligence-suite.md) · [All operations](https://skmtc.dev/ainumbers/apis/ainumbers-co-fintech-intelligence-suite/llms.txt) · [OpenAPI document](https://skmtc.dev/ainumbers/apis/ainumbers-co-fintech-intelligence-suite/revisions/b462e4f5bb28?raw)