---
title: "PayCode Decoder — ISO 20022, SWIFT MT, ACH, FedNow"
method: POST
path: "/v1/tools/paycode_decoder"
---

# PayCode Decoder — ISO 20022, SWIFT MT, ACH, FedNow

`POST /v1/tools/paycode_decoder`

## Request

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

Paste any payment code for instant plain-English explanations, MT↔MX mappings, flow diagrams, and test XML. Covers ISO 20022, SWIFT MT, ACH R-codes, FedNow, SEPA, UETR, IBAN. No API. No PII. Works offline.

**Tool URL:** https://ainumbers.co/tools/paycode-decoder.html

## Request body

- object

## Response `200`

Successful tool execution result

- 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)