---
title: "Tool 71 — DLT Smart Contract Guardrail Builder"
method: POST
path: "/v1/tools/dlt_guardrail_builder"
---

# Tool 71 — DLT Smart Contract Guardrail Builder

`POST /v1/tools/dlt_guardrail_builder`

## Request

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

Programmable settlement logic guardrail generator. Input spend caps, counterparty allowlists, settlement windows, escalation triggers, and N-of-M approval requirements. Generates Policy Mandate JSON, Solidity stub (Besu), Kotlin CorDapp stub (Corda), and SVG approval workflow DAG. Client-side. Works offline. Zero PII.

**Tool URL:** https://ainumbers.co/tools/71-dlt-guardrail-builder.html
**AP2/Policy Mandate export:** yes

## Request body

- object
  - `spendCapTxn` string
  - `spendCapDay` string
  - `allowlist` string
  - `settlWindow` string
  - `escalation` string
  - `approvalN` string
  - `approvalM` string
  - `platform` string

## 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)