Blizzard Entertainment

Blizzard Entertainment Acts API

Retrieve Diablo III act reference data.

GitHub OpenAPI

Operations 1

GET /d3/data/act Get Act Index #

Documentation

📖
Documentation
https://develop.battle.net/documentation/world-of-warcraft/game-data-apis
📖
Authentication
https://develop.battle.net/documentation/guides/using-oauth
📖
Documentation
https://develop.battle.net/documentation/diablo-3/community-apis
📖
Documentation
https://develop.battle.net/documentation/starcraft-2/community-apis
📖
Documentation
https://develop.battle.net/documentation/hearthstone/game-data-apis
📖
Documentation
https://develop.battle.net/documentation/guides/using-oauth

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/blizzard-entertainment/refs/heads/main/openapi/blizzard-entertainment-acts-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/blizzard-entertainment-acts-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 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

blizzard-entertainment-acts-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: Diablo III Community Acts API
  description: Battle.net Community and Game Data API for Diablo III providing access to acts, artisans, recipes, followers, character classes, items, item types, and player profile data. Requires an OAuth 2.0 client credentials access token from https://oauth.battle.net.
  version: '1.0'
  contact:
    name: Battle.net Developer Portal
    url: https://develop.battle.net/
servers:
- url: https://us.api.blizzard.com
  description: US regional host
- url: https://eu.api.blizzard.com
  description: EU regional host
security:
- bearerAuth: []
tags:
- name: Acts
  description: Retrieve Diablo III act reference data.
paths:
  /d3/data/act:
    get:
      operationId: getActIndex
      summary: Get Act Index
      description: Returns an index of Diablo III acts.
      tags:
      - Acts
      parameters:
      - $ref: '#/components/parameters/Locale'
      responses:
        '200':
          description: Acts returned.
components:
  parameters:
    Locale:
      name: locale
      in: query
      required: false
      description: Locale used for localized fields (e.g. en_US).
      schema:
        type: string
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT