Orb website screenshot

Orb

Orb is a billing infrastructure platform providing usage-based pricing, metering, and invoicing for API and cloud products.

Orb publishes 10 APIs on the APIs.io network, including Alerts API, Availability API, Coupons API, and 7 more. Tagged areas include FinOps and Usage-Based Billing.

Orb’s developer surface includes documentation and 7 more developer resources.

🌐 Visit website 📡 Source on GitHub
32.8/100 thin ▬ flat Agent 22/100 agent aware Full breakdown ↓
scored 2026-08-05 · rubric v0.9.1
AccessFreemium
10 APIs
FinOpsUsage-Based Billing

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-08-05 · rubric v0.9.1
Composite quality — 32.8/100 · thin
Contract Quality 12.2 / 25
Developer Ergonomics 1.7 / 20
Commercial Clarity 9.5 / 20
Operational Transparency 4.8 / 13
Governance 0.0 / 12
Discoverability 4.6 / 10
Agent readiness — 22/100 · agent aware
Machine-Readable Contract 18 / 18
Agentic Access Contract 10 / 10
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
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/orb: 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 10

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

Orb Alerts API

The Alerts API from Orb — 3 operation(s) for alerts.

Orb Availability API

The Availability API from Orb — 1 operation(s) for availability.

Orb Coupons API

The Coupons API from Orb — 1 operation(s) for coupons.

Orb Credit Notes API

The Credit Notes API from Orb — 1 operation(s) for credit notes.

Orb Customers API

The Customers API from Orb — 2 operation(s) for customers.

Orb Events API

The Events API from Orb — 1 operation(s) for events.

Orb Invoices API

The Invoices API from Orb — 1 operation(s) for invoices.

Orb Plans API

The Plans API from Orb — 1 operation(s) for plans.

Orb Prices API

The Prices API from Orb — 1 operation(s) for prices.

Orb Subscriptions API

The Subscriptions API from Orb — 2 operation(s) for subscriptions.

Scroll for all 10

Open Collections 1

Open, tool-agnostic API collections (OpenAPI-derived and Bruno).

Orb API

OPEN COLLECTION

Pricing Plans 1

Published pricing tiers and plan structures.

Orb Plans Pricing

3 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Orb Rate Limits

5 limits

RATE LIMITS

FinOps 1

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

Orb Finops

FINOPS

Security Posture 3

Authentication, domain security, vulnerability disclosure, and trust-center signals.

Orb Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Orb Vulnerability Disclosure

disclosure policy published

SECURITY

Orb Trust Center

SOC 2

SECURITY

Agentic Access 1

Recommended x-agentic-access execution contracts for AI agents.

Orb Agentic Access

14 operations · 11 acting

14 operations · 11 acting

AGENTIC

Resources

Documentation 1

Reference material describing how the API behaves

Documentation
Documentation

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

AgenticAccess
AgenticAccess

Build 1

SDKs, sample code, and the tooling you integrate with

GitHubOrganization
GitHubOrganization

Access & Security 3

Authentication, authorization, and security posture

TrustCenter
TrustCenter
 VulnerabilityDisclosure
VulnerabilityDisclosure
 DomainSecurity
DomainSecurity

Company 2

The organization behind the API

LinkedIn
LinkedIn
 Website
Website

Source (apis.yml)

apis.yml Raw ↑ 
aid: orb
name: Orb
description: Orb is a billing infrastructure platform providing usage-based pricing, metering, and invoicing for API and cloud
  products.
type: Index
accessModel:
  pricing: freemium
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Freemium
  confidence: medium
  source:
  - plans
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/orb.png
tags:
- FinOps
- Usage-Based Billing
url: https://raw.githubusercontent.com/api-evangelist/orb/refs/heads/main/apis.yml
created: '2026-03-27'
modified: '2026-05-19'
specificationVersion: '0.19'
apis:
- aid: orb:orb-alerts-api
  name: Orb Alerts API
  description: The Alerts API from Orb — 3 operation(s) for alerts.
  humanURL: https://www.withorb.com/
  tags:
  - Alerts
  properties:
  - type: OpenAPI
    url: openapi/orb-alerts-api-openapi.yml
  - type: Documentation
    url: https://docs.withorb.com/
  - type: GettingStarted
    url: https://docs.withorb.com/
- aid: orb:orb-availability-api
  name: Orb Availability API
  description: The Availability API from Orb — 1 operation(s) for availability.
  humanURL: https://www.withorb.com/
  tags:
  - Availability
  properties:
  - type: OpenAPI
    url: openapi/orb-availability-api-openapi.yml
  - type: Documentation
    url: https://docs.withorb.com/
  - type: GettingStarted
    url: https://docs.withorb.com/
- aid: orb:orb-coupons-api
  name: Orb Coupons API
  description: The Coupons API from Orb — 1 operation(s) for coupons.
  humanURL: https://www.withorb.com/
  tags:
  - Coupons
  properties:
  - type: OpenAPI
    url: openapi/orb-coupons-api-openapi.yml
  - type: Documentation
    url: https://docs.withorb.com/
  - type: GettingStarted
    url: https://docs.withorb.com/
- aid: orb:orb-credit-notes-api
  name: Orb Credit Notes API
  description: The Credit Notes API from Orb — 1 operation(s) for credit notes.
  humanURL: https://www.withorb.com/
  tags:
  - Credit Notes
  properties:
  - type: OpenAPI
    url: openapi/orb-credit-notes-api-openapi.yml
  - type: Documentation
    url: https://docs.withorb.com/
  - type: GettingStarted
    url: https://docs.withorb.com/
- aid: orb:orb-customers-api
  name: Orb Customers API
  description: The Customers API from Orb — 2 operation(s) for customers.
  humanURL: https://www.withorb.com/
  tags:
  - Customers
  properties:
  - type: OpenAPI
    url: openapi/orb-customers-api-openapi.yml
  - type: Documentation
    url: https://docs.withorb.com/
  - type: GettingStarted
    url: https://docs.withorb.com/
- aid: orb:orb-events-api
  name: Orb Events API
  description: The Events API from Orb — 1 operation(s) for events.
  humanURL: https://www.withorb.com/
  tags:
  - Events
  properties:
  - type: OpenAPI
    url: openapi/orb-events-api-openapi.yml
  - type: Documentation
    url: https://docs.withorb.com/
  - type: GettingStarted
    url: https://docs.withorb.com/
- aid: orb:orb-invoices-api
  name: Orb Invoices API
  description: The Invoices API from Orb — 1 operation(s) for invoices.
  humanURL: https://www.withorb.com/
  tags:
  - Invoices
  properties:
  - type: OpenAPI
    url: openapi/orb-invoices-api-openapi.yml
  - type: Documentation
    url: https://docs.withorb.com/
  - type: GettingStarted
    url: https://docs.withorb.com/
- aid: orb:orb-plans-api
  name: Orb Plans API
  description: The Plans API from Orb — 1 operation(s) for plans.
  humanURL: https://www.withorb.com/
  tags:
  - Plans
  properties:
  - type: OpenAPI
    url: openapi/orb-plans-api-openapi.yml
  - type: Documentation
    url: https://docs.withorb.com/
  - type: GettingStarted
    url: https://docs.withorb.com/
- aid: orb:orb-prices-api
  name: Orb Prices API
  description: The Prices API from Orb — 1 operation(s) for prices.
  humanURL: https://www.withorb.com/
  tags:
  - Prices
  properties:
  - type: OpenAPI
    url: openapi/orb-prices-api-openapi.yml
  - type: Documentation
    url: https://docs.withorb.com/
  - type: GettingStarted
    url: https://docs.withorb.com/
- aid: orb:orb-subscriptions-api
  name: Orb Subscriptions API
  description: The Subscriptions API from Orb — 2 operation(s) for subscriptions.
  humanURL: https://www.withorb.com/
  tags:
  - Subscriptions
  properties:
  - type: OpenAPI
    url: openapi/orb-subscriptions-api-openapi.yml
  - type: Documentation
    url: https://docs.withorb.com/
  - type: GettingStarted
    url: https://docs.withorb.com/
common:
- type: AgenticAccess
  url: agentic-access/orb-agentic-access.yml
- type: TrustCenter
  url: security/orb-trust-center.yml
- type: VulnerabilityDisclosure
  url: security/orb-vulnerability-disclosure.yml
- type: DomainSecurity
  url: security/orb-domain-security.yml
- type: GitHubOrganization
  url: https://github.com/orbcorp
- type: LinkedIn
  url: https://www.linkedin.com/company/orbhq
- type: Website
  url: https://www.withorb.com/
- type: Documentation
  url: https://docs.withorb.com/
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com