---
title: "AP2 Agentic Payments Compatibility Checker"
method: POST
path: "/v1/tools/check_ap2_compatibility"
tags: ["AP2", "agentic payments", "compatibility", "schema", "validation", "Google A2A"]
---

# AP2 Agentic Payments Compatibility Checker

`POST /v1/tools/check_ap2_compatibility`

## Request

- Base URL: `https://ainumbers.co`
- URL: `https://ainumbers.co/v1/tools/check_ap2_compatibility`
- Auth: none declared

Validates a payment payload or manual checklist against the AP2 (Agent-to-Agent Payments Protocol) specification. Scores compatibility, flags schema gaps, and generates a scaffold for non-compliant payloads.

**Tool URL:** https://ainumbers.co/tools/102-ap2-payments-checker.html
**AP2/Policy Mandate export:** yes

## Request body

- object
  - `mode` 'json' | 'manual', required
  - `payload` object
  - `answers` object

## Response `200`

Successful tool execution result

- object
  - `compatibility_score` number
  - `band` 'AP2-Ready' | 'Partially Compatible' | 'Incompatible' | 'Unknown'
  - `dimensions` object[]
  - `scaffold_generated` boolean

---

[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)