---
title: "Cross-Border B2B Corridor Cost Ranker"
method: POST
path: "/v1/tools/corridor_cost_ranker"
---

# Cross-Border B2B Corridor Cost Ranker

`POST /v1/tools/corridor_cost_ranker`

## Request

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

Rank cross-border B2B corridors by total all-in cost: FX margin + correspondent fee + SWIFT message fee + lifting charges. Compare bank wire vs. fintech aggregator. Policy Mandate JSON routing policy. Client-side. Works offline. Zero PII.

**Tool URL:** https://ainumbers.co/tools/216-corridor-cost-ranker.html
**AP2/Policy Mandate export:** yes

## Request body

- object
  - `corridor` string, required
  - `amount_usd` number, required
  - `payment_method` 'all' | 'bank' | 'fintech'
  - `monthly_volume` integer

## Response `200`

Successful tool execution result

- object
  - `recommended_method` object
  - `all_methods` unknown[]
    - unknown
  - `monthly_saving` number
  - `g20_compliant` boolean
  - `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)