Quadrillion

Quadrillion user API

The user API from Quadrillion — 1 operation(s) for user.

GitHub OpenAPI

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/quadrillion/refs/heads/main/openapi/quadrillion-user-api-openapi.yml

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this
  • find_apisBrowse and filter every API in the catalog.
  • get_api_artifactsOne API's artifacts, grouped by type.
  • get_openapiThe primary OpenAPI for this API.
  • find_similar_apisAPIs that look like this one.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools

Call it yourself

curl for this page
This API 
curl "https://apis.io/api/v1/apis/quadrillion-user-api"
All apis 
curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no email required.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

quadrillion-user-api-openapi.yml Raw ↑ 
openapi: 3.1.0
info:
  title: Quadrillion Cloud account user API
  description: Public cloud API service for cloud-safe backend endpoints
  version: 0.1.0
tags:
- name: user
paths:
  /api/user/profile:
    get:
      tags:
      - user
      summary: Get User Profile
      description: "Get the authenticated user's profile.\n\nRequires: JWT token (session cookie or Authorization header)\n\nReturns:\n    {\n        \"id\": 123,\n        \"email\": \"user@example.com\",\n        \"name\": \"John Doe\",\n        \"created_at\": \"2025-01-15T10:30:00Z\",\n        \"last_login\": \"2025-01-16T14:20:00Z\"\n    }"
      operationId: get_user_profile_api_user_profile_get
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/UserProfileResponse'
components:
  schemas:
    UserProfileResponse:
      properties:
        id:
          type: integer
          title: Id
        email:
          type: string
          title: Email
        name:
          type: string
          title: Name
        created_at:
          type: string
          title: Created At
        last_login:
          type: string
          title: Last Login
      type: object
      required:
      - id
      - email
      - name
      - created_at
      - last_login
      title: UserProfileResponse
      description: Response model for user profile.