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openapi: 3.2.0
info:
title: Quartermaster Route API
version: 1.6.0
description: Small, reliable utility APIs for AI agents. Paid endpoints charge per call in USDC over the x402 protocol (HTTP 402 flow) - no accounts, no API keys. Free endpoints are open.
contact:
url: https://quartermaster.surewhynot.app
servers:
- url: https://quartermaster.surewhynot.app
tags:
- name: Route
paths:
/v1/route:
get:
summary: The x402 Router - one natural-language endpoint for everything
description: 'Send a plain-English goal in q and Quartermaster picks and runs the right underlying tool, returning the answer plus which tool it used. Examples: ''audit https://api.example.com/paid'', ''price of eth'', ''is 0x… a contract'', ''verify settlement 0x…''. One endpoint for anything x402, Base chain, or web/AI.'
parameters:
- name: q
in: query
required: true
description: Your goal in plain English
schema:
type: string
responses:
'200':
description: Tool result with tool_used and argument
content:
application/json:
schema:
type: object
'402':
description: Payment required
content:
application/json:
schema:
type: object
'422':
description: Could not map to a tool
content:
application/json:
schema:
type: object
x-payment:
protocol: x402
price: $0.03
currency: USDC
note: Unpaid requests receive 402 Payment Required with machine-readable payment requirements.
tags:
- Route
operationId: getV1Route
x-operation-id-source: derived
externalDocs:
description: 'Buyer quickstart: how to pay with x402'
url: https://quartermaster.surewhynot.app/buyers