name: Wikimedia Enterprise API Rate Limits
description: Rate limiting and quota information for the Wikimedia Enterprise API. Free accounts have monthly request quotas. Paid accounts have unlimited requests with egress-based billing. No per-minute or per-second rate limits are published; limits are enforced monthly.
url: https://enterprise.wikimedia.com/pricing/
created: "2026-06-13"
modified: "2026-06-13"
rateLimits:
  - name: Free Account - On-demand API
    description: On-demand API requests are capped at 50,000 per month for free accounts. Requests return current article content in a consistent machine-readable JSON schema.
    quota: 50000
    period: month
    unit: requests
    plan: Free Account
    endpoint: /v2/page

  - name: Free Account - Snapshot API Requests
    description: Snapshot API calls are capped at 30 per month for free accounts. Each request retrieves a batch of compressed dataset files.
    quota: 30
    period: month
    unit: requests
    plan: Free Account
    endpoint: /v2/snapshot

  - name: Free Account - Snapshot Chunks
    description: Total snapshot data chunks are capped at 1,500 per month for free accounts. Each chunk is a portion of a compressed dataset file.
    quota: 1500
    period: month
    unit: chunks
    plan: Free Account

  - name: Paid Account - On-demand API
    description: Unlimited on-demand API requests for paid accounts. Billing is based on data egress rather than request count.
    quota: unlimited
    period: month
    unit: requests
    plan: Paid Account

  - name: Paid Account - Snapshot API
    description: Unlimited snapshot requests and chunks for paid accounts with daily update frequency.
    quota: unlimited
    period: month
    unit: requests
    plan: Paid Account

  - name: Paid Account - Realtime API
    description: Streamed HTTP push of real-time Wikimedia activity including live edits and vandalism alerts. Available only on paid accounts.
    quota: unlimited
    period: none
    unit: events
    plan: Paid Account

throttlingBehavior:
  retryStrategy: exponential-backoff
  notes: When monthly quota is exhausted on free accounts, requests return an error. Upgrade to a paid account for unlimited access.

authentication:
  - type: API Key
    description: API key authentication is required for all Wikimedia Enterprise API requests. Obtain credentials by registering at enterprise.wikimedia.com.
    url: https://enterprise.wikimedia.com/