CrunchDAO

CrunchDAO Rule API

The rule API from CrunchDAO — 3 operation(s) for rule.

Documentation GitHub OpenAPI

Operations 3

POST /v1/competitions/{competitionIdentifier}/rules/accept Accept rules #

GET /v1/competitions/{competitionIdentifier}/rules Show the rule of a competition #

GET /v1/competitions/{competitionIdentifier}/rules/status Show current rule agreemeent status #

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/crunchdao:crunchdao-rule-api"

All apis

curl "https://apis.io/api/v1/apis?limit=25"

Calls without X-API-Key need no key. Calls with it need a paid plan — get a key.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

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

OpenAPI Specification

openapi: 3.2.0
info:
  title: Tournament Rule API
  description: CrunchDAO Tournament Platform API Endpoints
  version: v2
servers:
- url: http://api.hub.crunchdao.com
  description: Generated server url
security: []
tags:
- name: Rule
paths:
  /v1/competitions/{competitionIdentifier}/rules/accept:
    x-service-id: competition-service
    post:
      tags:
      - Rule
      summary: Accept rules
      operationId: acceptRules
      parameters:
      - name: competitionIdentifier
        in: path
        required: true
        style: simple
        explode: false
        schema:
          type: string
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/RuleAcceptForm'
        required: true
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/RuleAgreement'
      security:
      - accessToken: []
      - apiKey: []
  /v1/competitions/{competitionIdentifier}/rules:
    x-service-id: competition-service
    get:
      tags:
      - Rule
      summary: Show the rule of a competition
      operationId: showRulesContent
      parameters:
      - name: competitionIdentifier
        in: path
        required: true
        style: simple
        explode: false
        schema:
          type: string
      responses:
        '200':
          description: OK
          content:
            text/html:
              schema:
                type: string
            application/json:
              schema:
                type: string
  /v1/competitions/{competitionIdentifier}/rules/status:
    x-service-id: competition-service
    get:
      tags:
      - Rule
      summary: Show current rule agreemeent status
      operationId: showRulesStatus
      parameters:
      - name: competitionIdentifier
        in: path
        required: true
        style: simple
        explode: false
        schema:
          type: string
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/RuleAgreement'
      security:
      - accessToken: []
      - apiKey: []
components:
  schemas:
    RuleAcceptForm:
      type: object
      properties:
        cruncherPubkey:
          type: string
      required:
      - cruncherPubkey
    RuleAgreement:
      type: object
      properties:
        accepted:
          type: boolean
        acceptedAt:
          type: string
          format: date-time
  securitySchemes:
    apiKey:
      type: apiKey
      name: apiKey
      in: query
      scheme: token
    accessToken:
      type: http
      in: header
      scheme: Bearer
externalDocs:
  description: docs.crunchdao.com
  url: https://docs.crunchdao.com