Volcano

Volcano is a CNCF incubating batch processing and high-performance computing (HPC) scheduler for Kubernetes. It provides advanced scheduling capabilities including gang scheduling, fair-share scheduling, queue management, and job lifecycle management for batch workloads such as machine learning training, big data processing, and scientific computing. Volcano extends Kubernetes with three CRDs: Job (vcjob), Queue, and PodGroup.

Volcano publishes 3 APIs on the APIs.io network: Jobs API, PodGroups API, and Queues API. Tagged areas include Batch Processing, Cloud-Native, HPC, Incubating, and Kubernetes.

The Volcano catalog on APIs.io includes 1 JSON-LD context and 2 Spectral governance rulesets.

Volcano’s developer surface includes documentation, getting-started guide, engineering blog, and 13 more developer resources.

🌐 Visit website 📡 Source on GitHub

35.1/100 thin ▬ flat Agent 17/100 agent aware Full breakdown ↓
scored 2026-08-25 · rubric v0.14.0

AccessFree

3 APIs

Batch Processing Cloud-Native HPC Incubating Kubernetes Scheduling Machine-Learning

Kin Score

Kin Score How this is scored →
scored 2026-08-25 · rubric v0.14.0

Composite quality — 35.1/100 · thin

Contract Quality 15.5 / 25

Developer Ergonomics 5.2 / 20

Access Clarity 2.6 / 20

Operational Transparency 1.0 / 13

Contract Governance 3.5 / 12

Discoverability 7.2 / 10

Agent readiness — 17/100 · agent aware

Machine-Readable Contract 18 / 18

Agentic Access Contract 10 / 10

Documented Reversibility 0 / 6

MCP Server 0 / 12

Machine-Readable Auth 0 / 10

Idempotency 0 / 9

Stable Error Semantics 0 / 8

Request/Response Examples 0 / 7

Rate-Limit Signaling 7 / 7

Typed Event Surface 0 / 6

Agent Skills 0 / 5

Well-Known Catalog 0 / 4

Consent & Bot Identity 0 / 3

A2A Agent Card 0 / 8

Dry-Run / Simulate Mode 0 / 4

Delegated User Identity 0 / 6

Protected Resource Metadata 0 / 5

Registration Without a Human 0 / 6

Agentic Commerce Surface 0 / 5

Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/volcano: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 3

Individual APIs this provider publishes, each with its own machine-readable definition.

Rate Limits 1

Documented rate limits and quota policies.

Volcano Rate Limits

2 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals for API financial operations.

JSON Schema 1

Standalone JSON Schema definitions for this provider's data models.

Examples 3

Example request and response payloads for these APIs.

Get Started 1

Portal, sign-up, and the first successful call

GettingStarted

GettingStarted

Documentation 2

Reference material describing how the API behaves

JSONSchema

JSONSchema

Documentation

Documentation

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

AgenticAccess

AgenticAccess

Design & Contract 4

Pagination, idempotency, versioning, errors, and events

JSONLD

JSONStructure

Vocabulary

SpectralRules

Build 2

SDKs, sample code, and the tooling you integrate with

GitHubOrganization

GitHubOrganization

GitHubRepository

GitHubRepository

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity

DomainSecurity

Operate 1

Status, limits, changes, and where to get help

Community

Community

Commercial 1

Pricing, plans, and the legal terms of use

License

License

Company 3

The organization behind the API

LinkedIn

Website

Website

Blog

Blog

Source (apis.yml)

aid: volcano
name: Volcano
description: 'Volcano is a CNCF incubating batch processing and high-performance computing (HPC) scheduler for Kubernetes.
  It provides advanced scheduling capabilities including gang scheduling, fair-share scheduling, queue management, and job
  lifecycle management for batch workloads such as machine learning training, big data processing, and scientific computing.
  Volcano extends Kubernetes with three CRDs: Job (vcjob), Queue, and PodGroup.'
url: https://volcano.sh
accessModel:
  pricing: free
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Free
  confidence: medium
  source:
  - plans
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/volcano.png
tags:
- Batch Processing
- Cloud-Native
- HPC
- Incubating
- Kubernetes
- Scheduling
- Machine-Learning
tags_raw:
- Batch Processing
- Cloud Native
- HPC
- Incubating
- Kubernetes
- Scheduling
- Machine Learning
created: '2026-03-16'
modified: '2026-05-19'
specificationVersion: '0.23'
type: Index
apis:
- aid: volcano:volcano-jobs-api
  name: Volcano Jobs API
  description: Operations for managing Volcano Job (vcjob) custom resources. A Volcano Job defines a batch workload with one
    or more task groups, lifecycle policies, and scheduling requirements.
  humanURL: https://volcano.sh/en/docs/
  tags:
  - Job
  tags_raw:
  - Jobs
  properties:
  - type: OpenAPI
    url: openapi/volcano-jobs-api-openapi.yml
  - type: Documentation
    url: https://volcano.sh/en/docs/
  - type: Reference
    url: https://volcano.sh/en/docs/vcjob/
  - type: GettingStarted
    url: https://volcano.sh/en/docs/installation/
  - type: JSONSchema
    url: json-schema/volcano-job-schema.json
  - type: Documentation
    url: https://volcano.sh/en/docs/v1-10-0/queue/
  - type: Documentation
    url: https://volcano.sh/en/docs/podgroup/
- aid: volcano:volcano-podgroups-api
  name: Volcano PodGroups API
  description: Operations for managing Volcano PodGroup custom resources. PodGroups define gang scheduling units with minimum
    availability requirements and queue assignment.
  humanURL: https://volcano.sh/en/docs/
  tags:
  - PodGroups
  properties:
  - type: OpenAPI
    url: openapi/volcano-podgroups-api-openapi.yml
  - type: Documentation
    url: https://volcano.sh/en/docs/
  - type: Reference
    url: https://volcano.sh/en/docs/vcjob/
  - type: GettingStarted
    url: https://volcano.sh/en/docs/installation/
  - type: JSONSchema
    url: json-schema/volcano-job-schema.json
  - type: Documentation
    url: https://volcano.sh/en/docs/v1-10-0/queue/
  - type: Documentation
    url: https://volcano.sh/en/docs/podgroup/
- aid: volcano:volcano-queues-api
  name: Volcano Queues API
  description: Operations for managing Volcano Queue cluster-scoped custom resources. Queues define scheduling namespaces
    with weight-based fair sharing, resource capacity, and state management for batch workloads.
  humanURL: https://volcano.sh/en/docs/
  tags:
  - Queues
  properties:
  - type: OpenAPI
    url: openapi/volcano-queues-api-openapi.yml
  - type: Documentation
    url: https://volcano.sh/en/docs/
  - type: Reference
    url: https://volcano.sh/en/docs/vcjob/
  - type: GettingStarted
    url: https://volcano.sh/en/docs/installation/
  - type: JSONSchema
    url: json-schema/volcano-job-schema.json
  - type: Documentation
    url: https://volcano.sh/en/docs/v1-10-0/queue/
  - type: Documentation
    url: https://volcano.sh/en/docs/podgroup/
common:
- type: License
  name: Apache-2.0
  url: https://github.com/volcano-sh/volcano/blob/master/LICENSE
- type: AgenticAccess
  url: agentic-access/volcano-agentic-access.yml
- type: DomainSecurity
  url: security/volcano-domain-security.yml
- type: LinkedIn
  url: https://www.linkedin.com/company/philips-volcano
- type: Website
  url: https://volcano.sh/en/
- type: JSONLD
  url: json-ld/volcano-context.jsonld
- type: JSONSchema
  url: json-schema/volcano-job-schema.json
- type: JSONStructure
  url: json-structure/volcano-job-structure.json
- type: Vocabulary
  url: vocabulary/volcano-vocabulary.yml
- type: SpectralRules
  url: rules/volcano-rules.yml
- type: Documentation
  url: https://volcano.sh/en/docs/
- type: GettingStarted
  url: https://volcano.sh/en/docs/installation/
- type: Blog
  url: https://volcano.sh/en/blog/
- type: GitHubOrganization
  url: https://github.com/volcano-sh
- type: GitHubRepository
  url: https://github.com/volcano-sh/volcano
- type: Community
  url: https://github.com/volcano-sh/community
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com

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