---
title: "Arc CPN Corridor Economics Model"
method: POST
path: "/v1/tools/model_arc_cpn_economics"
tags: ["TODO_TAGS_REVIEW"]
---

# Arc CPN Corridor Economics Model

`POST /v1/tools/model_arc_cpn_economics`

## Request

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

Model CPN corridor economics vs SWIFT/ACH/SEPA/card/RTP for cross-border USD flows. Quantifies per-payment cost, FX spread, settlement time, and 3-year NPV. Industry benchmarks: WorldBank Q4 2024 (SWIFT 5.5% remittance), Nacha 2024 (ACH). CPN fee $0.01 user-adjustable estimate.

**Tool URL:** https://ainumbers.co/chaingraph/art-43-arc-cpn-model.html
**AP2/Policy Mandate export:** yes

## Request body

- object
  - `cpn_fee_usd` unknown
  - `fx_spread_bps` unknown
  - `impl_months` unknown
  - `monthly_volume` unknown
  - `notional_usd` unknown
  - `rail` string: type not evidenced by kernel source

## Response `200`

Successful tool execution result

- object
  - `verdict` string
  - `rail` string
  - `compliance_flags` string[]

---

[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)