---
title: "A2A Liquidity Simulator — Single & Multi-Rail"
method: POST
path: "/v1/tools/a2a_liquidity_simulator"
---

# A2A Liquidity Simulator — Single & Multi-Rail

`POST /v1/tools/a2a_liquidity_simulator`

## Request

- Base URL: `https://ainumbers.co`
- URL: `https://ainumbers.co/v1/tools/a2a_liquidity_simulator`
- Auth: none declared

Model intraday cash flow and prefunding requirements across FedNow, RTP, ACH, SEPA Instant, PIX, and UPI. Single and multi-rail simulation with overdraft risk, opportunity cost, and routing waterfall. Client-side, zero PII.

**Tool URL:** https://ainumbers.co/tools/a2a-liquidity-simulator.html
**AP2/Policy Mandate export:** yes

## 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)