---
title: "Agentic Checkout Protocol Selector"
method: POST
path: "/v1/tools/select_agentic_checkout_protocol"
tags: ["TODO_TAGS_REVIEW", "TODO_AP2_EXPORT_REVIEW"]
---

# Agentic Checkout Protocol Selector

`POST /v1/tools/select_agentic_checkout_protocol`

## Request

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

Scores ACP, UCP, x402, and Visa TAP against platform profile (buyer type, AOV, geography, stack capabilities) and returns a ranked protocol recommendation with fit scores. Node 1 of 3 in the Agentic Checkout Chain.

**Tool URL:** https://ainumbers.co/chaingraph/art-19-agentic-checkout-protocol-selector.html

## Request body

- object
  - `agent_appetite` string: type not evidenced by kernel source
  - `aov` string: type not evidenced by kernel source
  - `buyer_type` string: type not evidenced by kernel source
  - `geo` string: type not evidenced by kernel source
  - `platform` string: type not evidenced by kernel source
  - `stack_card` boolean: type not evidenced by kernel source
  - `stack_crypto` boolean: type not evidenced by kernel source
  - `tech_cap` string: type not evidenced by kernel source

## Response `200`

Successful tool execution result

- object
  - `primary_name` string
  - `primary_recommendation` string
  - `primary_score` integer
  - `profile` object
    - `agent_appetite` string
    - `aov` string
    - `buyer_type` string
    - `geo` string
    - `platform` string
    - `stack_card` boolean
    - `stack_crypto` boolean
    - `tech_cap` string
  - `protocol_scores` object[]
    - `bestFor` string
    - `label` string
    - `name` string
    - `notFor` string
    - `protocol` string
    - `score` integer
  - `recommended_protocols` string[]
  - `viable_protocols` 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)