specification: API Commons Plans
specificationVersion: '0.1'
provider: Zenodo
providerId: zenodo
created: '2026-06-12'
modified: '2026-06-12'
reconciled: true

description: >
  Zenodo is operated by CERN as a free, open service for the research community.
  There are no paid tiers or subscription plans. All registered users receive the
  same storage quota and API access. Quota increases beyond the standard limits
  may be requested on a case-by-case basis.

type: free

plans:

  - name: Free (Standard)
    description: >
      Default plan for all registered Zenodo users. No cost. Includes full
      REST API and OAI-PMH access, DOI minting, and community features.
    type: free
    limits:

      - name: Storage per record
        scope: record
        metric: bytes
        limit: 50000000000
        timeFrame: unlimited
        type: quota
        notes: 50 GB per record; up to 100 files per record

      - name: Additional storage allowance
        scope: account
        metric: bytes
        limit: 150000000000
        timeFrame: unlimited
        type: quota
        notes: 150 GB additional allowance distributable across records

      - name: Files per record
        scope: record
        metric: files
        limit: 100
        timeFrame: unlimited
        type: quota

      - name: REST API requests (authenticated)
        scope: api
        metric: requests
        limit: 100
        timeFrame: minute
        type: metered

      - name: REST API requests (authenticated hourly)
        scope: api
        metric: requests
        limit: 5000
        timeFrame: hour
        type: metered

      - name: REST API requests (guest)
        scope: api
        metric: requests
        limit: 60
        timeFrame: minute
        type: metered

      - name: REST API requests (guest hourly)
        scope: api
        metric: requests
        limit: 2000
        timeFrame: hour
        type: metered

      - name: Search API requests
        scope: search-api
        metric: requests
        limit: 30
        timeFrame: minute
        type: metered

      - name: OAI-PMH requests
        scope: oai-pmh
        metric: requests
        limit: 30
        timeFrame: minute
        type: metered

  - name: Extended Quota (Request)
    description: >
      One-time quota increase available on request for users with large datasets.
      Granted on a case-by-case basis. No cost.
    type: free
    limits:

      - name: One-time record quota increase
        scope: record
        metric: bytes
        limit: 200000000000
        timeFrame: unlimited
        type: quota
        notes: Up to 200 GB for a single record upon approved request; 100-file limit unchanged

pricing:
  currency: USD
  billingModel: free
  notes: >
    Zenodo is funded by CERN and the European OpenAIRE program. There are no
    charges for depositing, accessing, or using the API. The service commits
    to keeping storage and access free for research outputs.