COR website screenshot

COR

COR (COR Global Ltd., projectcor.com) is an AI-powered management platform for advertising and creative agencies that calculates and forecasts project profitability while managing finances, resources, projects, tasks, and time tracking in one real-time workspace. COR publishes a REST API (JSON or XML) for projects, tasks, hours, clients, contracts, transactions, teams, users, and more, a separate Resource Allocation API, and an official hosted MCP server so AI clients can operate a workspace with natural language. Backed by 500 Global.

COR publishes 27 APIs on the APIs.io network, including Attachments API, Auth API, Brands API, and 24 more. Tagged areas include Company, Agency Management, Project Management, Time Tracking, and Profitability.

COR’s developer surface includes authentication, documentation, API reference, getting-started guide, pricing, engineering blog, support, and 16 more developer resources.

🌐 Visit website 📡 Source on GitHub
35.1/100 thin ▬ flat Agent 45/100 agent ready Full breakdown ↓
scored 2026-08-20 · rubric v0.12.0
AccessSelf serve
27 APIs 1 MCP Servers
CompanyAgency ManagementProject ManagementTime TrackingProfitabilityResource AllocationProfessional ServicesMCP

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-08-20 · rubric v0.12.0
Composite quality — 35.1/100 · thin
Contract Quality 13.7 / 25
Developer Ergonomics 11.3 / 20
Access Clarity 0.0 / 20
Operational Transparency 0.0 / 13
Contract Governance 2.0 / 12
Discoverability 8.2 / 10
Agent readiness — 45/100 · agent ready
Machine-Readable Contract 18 / 18
Agentic Access Contract 0 / 10
Documented Reversibility 0 / 6
MCP Server 12 / 12
Machine-Readable Auth 10 / 10
Idempotency 0 / 9
Stable Error Semantics 8 / 8
Request/Response Examples 7 / 7
Rate-Limit Signaling 0 / 7
Typed Event Surface 0 / 6
Agent Skills 5 / 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/cor: 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 27

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

COR Attachments API

The Attachments API from COR — 1 operation(s) for attachments.

COR Auth API

The Auth API from COR — 5 operation(s) for auth.

COR Brands API

The Brands API from COR — 2 operation(s) for brands.

COR Clients API

The Clients API from COR — 4 operation(s) for clients.

COR Collaborators API

The Collaborators API from COR — 2 operation(s) for collaborators.

COR Contacts API

The Contacts API from COR — 3 operation(s) for contacts.

COR Contract Positions API

The Contract Positions API from COR — 2 operation(s) for contract positions.

COR Contracts API

The Contracts API from COR — 2 operation(s) for contracts.

COR Contracts Users API

The Contracts Users API from COR — 1 operation(s) for contracts users.

COR Costs API

The Costs API from COR — 2 operation(s) for costs.

COR Estimates API

The Estimates API from COR — 2 operation(s) for estimates.

COR Fees API

The Fees API from COR — 4 operation(s) for fees.

COR Hours API

The Hours API from COR — 6 operation(s) for hours.

COR Labels API

The Labels API from COR — 2 operation(s) for labels.

COR Messages API

The Messages API from COR — 2 operation(s) for messages.

COR Products API

The Products API from COR — 2 operation(s) for products.

COR Project Templates API

The Project Templates API from COR — 1 operation(s) for project templates.

COR Projects API

The Projects API from COR — 14 operation(s) for projects.

COR Ratecards API

The Ratecards API from COR — 3 operation(s) for ratecards.

COR Resource Allocation API

The Resource Allocation API from COR — 4 operation(s) for resource allocation.

COR Tasks API

The Tasks API from COR — 8 operation(s) for tasks.

COR Teams API

The Teams API from COR — 3 operation(s) for teams.

COR Transactions API

The Transactions API from COR — 6 operation(s) for transactions.

COR User Leaves API

The User Leaves API from COR — 4 operation(s) for user leaves.

COR User Positions API

The User Positions API from COR — 4 operation(s) for user positions.

COR Users API

The Users API from COR — 4 operation(s) for users.

COR Working Time API

The Working Time API from COR — 2 operation(s) for working time.

Scroll for all 27

Open Collections 28

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

API Collection

OPEN COLLECTION

COR Attachments API

OPEN COLLECTION

COR Attachments Auth API

OPEN COLLECTION

COR Attachments Brands API

OPEN COLLECTION

COR Attachments Clients API

OPEN COLLECTION

COR Attachments Collaborators API

OPEN COLLECTION

COR Attachments Contacts API

OPEN COLLECTION

COR Attachments Contract Positions API

OPEN COLLECTION

COR Attachments Contracts API

OPEN COLLECTION

COR Attachments Contracts Users API

OPEN COLLECTION

COR Attachments Costs API

OPEN COLLECTION

COR Attachments Estimates API

OPEN COLLECTION

COR Attachments Fees API

OPEN COLLECTION

COR Attachments Hours API

OPEN COLLECTION

COR Attachments Labels API

OPEN COLLECTION

COR Attachments Messages API

OPEN COLLECTION

COR Attachments Products API

OPEN COLLECTION

COR Attachments Project Templates API

OPEN COLLECTION

COR Attachments Projects API

OPEN COLLECTION

COR Attachments Ratecards API

OPEN COLLECTION

COR Attachments Resource Allocation API

OPEN COLLECTION

COR Attachments Tasks API

OPEN COLLECTION

COR Attachments Teams API

OPEN COLLECTION

COR Attachments Transactions API

OPEN COLLECTION

COR Attachments User Leaves API

OPEN COLLECTION

COR Attachments User Positions API

OPEN COLLECTION

COR Attachments Users API

OPEN COLLECTION

COR Attachments Working Time API

OPEN COLLECTION

Scroll for all 28

MCP Servers 1

Model Context Protocol servers that expose these APIs to AI agents.

COR MCP Server

Official hosted Model Context Protocol server that connects any MCP-compatible AI client to a COR workspace using natural language.

MCP SERVER

Security Posture 2

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

Cor Authentication

http/oauth2 · 2 schemes

SECURITY

Cor Domain Security

TLSv1.3 · DMARC

SECURITY

Resources

Get Started 3

Portal, sign-up, and the first successful call

DeveloperPortal
DeveloperPortal
 GettingStarted
GettingStarted
 SignUp
SignUp

Documentation 2

Reference material describing how the API behaves

Documentation
Documentation
 APIReference
APIReference

Agent Surfaces 4

MCP servers, agent skills, and machine-readable catalogs

MCPServer
MCPServer
 LLMsTxt
LLMsTxt
 WellKnown
WellKnown
 AgentSkill
AgentSkill

Design & Contract 5

Pagination, idempotency, versioning, errors, and events

Conventions
Conventions
 ErrorCatalog
ErrorCatalog
 Conformance
Conformance
 Lifecycle
Lifecycle
 DataModel
DataModel

Access & Security 2

Authentication, authorization, and security posture

Authentication
Authentication
 DomainSecurity
DomainSecurity

Operate 1

Status, limits, changes, and where to get help

Support
Support

Commercial 3

Pricing, plans, and the legal terms of use

Pricing
Pricing
 TermsOfService
TermsOfService
 PrivacyPolicy
PrivacyPolicy

Company 2

The organization behind the API

Blog
Blog
 Website
Website

Other 1

Properties that don't map to a standard resource type

Overlay
Overlay

Source (apis.yml)

apis.yml Raw ↑ 
aid: cor
accessModel:
  pricing: unknown
  onboarding: self-serve
  trial: false
  try_now: false
  public: false
  label: Self-serve signup
  confidence: medium
  source:
  - authentication
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/cor.png
name: COR
description: COR (COR Global Ltd., projectcor.com) is an AI-powered management platform for advertising and creative agencies
  that calculates and forecasts project profitability while managing finances, resources, projects, tasks, and time tracking
  in one real-time workspace. COR publishes a REST API (JSON or XML) for projects, tasks, hours, clients, contracts, transactions,
  teams, users, and more, a separate Resource Allocation API, and an official hosted MCP server so AI clients can operate
  a workspace with natural language. Backed by 500 Global.
url: https://raw.githubusercontent.com/api-evangelist/cor/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- 500-global
x-tier: enriched
x-tier-reason: portfolio-lead-enriched
specificationVersion: '0.23'
created: '2026-07-17'
modified: '2026-07-18'
tags:
- Company
- Agency Management
- Project Management
- Time Tracking
- Profitability
- Resource Allocation
- Professional Services
- MCP
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
apis:
- aid: cor:cor-attachments-api
  name: COR Attachments API
  description: The Attachments API from COR — 1 operation(s) for attachments.
  humanURL: https://developers.projectcor.com
  baseURL: https://api.projectcor.com/v1
  tags:
  - Attachments
  properties:
  - type: OpenAPI
    url: openapi/cor-attachments-api-openapi.yml
  - type: Documentation
    url: https://developers.projectcor.com/api-reference/introduction
  - type: Authentication
    url: authentication/cor-authentication.yml
- aid: cor:cor-auth-api
  name: COR Auth API
  description: The Auth API from COR — 5 operation(s) for auth.
  humanURL: https://developers.projectcor.com
  baseURL: https://api.projectcor.com/v1
  tags:
  - Authentication
  tags_raw:
  - Auth
  properties:
  - type: OpenAPI
    url: openapi/cor-auth-api-openapi.yml
  - type: Documentation
    url: https://developers.projectcor.com/api-reference/introduction
  - type: Authentication
    url: authentication/cor-authentication.yml
- aid: cor:cor-brands-api
  name: COR Brands API
  description: The Brands API from COR — 2 operation(s) for brands.
  humanURL: https://developers.projectcor.com
  baseURL: https://api.projectcor.com/v1
  tags:
  - Brands
  properties:
  - type: OpenAPI
    url: openapi/cor-brands-api-openapi.yml
  - type: Documentation
    url: https://developers.projectcor.com/api-reference/introduction
  - type: Authentication
    url: authentication/cor-authentication.yml
- aid: cor:cor-clients-api
  name: COR Clients API
  description: The Clients API from COR — 4 operation(s) for clients.
  humanURL: https://developers.projectcor.com
  baseURL: https://api.projectcor.com/v1
  tags:
  - Clients
  properties:
  - type: OpenAPI
    url: openapi/cor-clients-api-openapi.yml
  - type: Documentation
    url: https://developers.projectcor.com/api-reference/introduction
  - type: Authentication
    url: authentication/cor-authentication.yml
- aid: cor:cor-collaborators-api
  name: COR Collaborators API
  description: The Collaborators API from COR — 2 operation(s) for collaborators.
  humanURL: https://developers.projectcor.com
  baseURL: https://api.projectcor.com/v1
  tags:
  - Collaborators
  properties:
  - type: OpenAPI
    url: openapi/cor-collaborators-api-openapi.yml
  - type: Documentation
    url: https://developers.projectcor.com/api-reference/introduction
  - type: Authentication
    url: authentication/cor-authentication.yml
- aid: cor:cor-contacts-api
  name: COR Contacts API
  description: The Contacts API from COR — 3 operation(s) for contacts.
  humanURL: https://developers.projectcor.com
  baseURL: https://api.projectcor.com/v1
  tags:
  - Contacts
  properties:
  - type: OpenAPI
    url: openapi/cor-contacts-api-openapi.yml
  - type: Documentation
    url: https://developers.projectcor.com/api-reference/introduction
  - type: Authentication
    url: authentication/cor-authentication.yml
- aid: cor:cor-contract-positions-api
  name: COR Contract Positions API
  description: The Contract Positions API from COR — 2 operation(s) for contract positions.
  humanURL: https://developers.projectcor.com
  baseURL: https://api.projectcor.com/v1
  tags:
  - Contract Positions
  properties:
  - type: OpenAPI
    url: openapi/cor-contract-positions-api-openapi.yml
  - type: Documentation
    url: https://developers.projectcor.com/api-reference/introduction
  - type: Authentication
    url: authentication/cor-authentication.yml
- aid: cor:cor-contracts-api
  name: COR Contracts API
  description: The Contracts API from COR — 2 operation(s) for contracts.
  humanURL: https://developers.projectcor.com
  baseURL: https://api.projectcor.com/v1
  tags:
  - Contracts
  properties:
  - type: OpenAPI
    url: openapi/cor-contracts-api-openapi.yml
  - type: Documentation
    url: https://developers.projectcor.com/api-reference/introduction
  - type: Authentication
    url: authentication/cor-authentication.yml
- aid: cor:cor-contracts-users-api
  name: COR Contracts Users API
  description: The Contracts Users API from COR — 1 operation(s) for contracts users.
  humanURL: https://developers.projectcor.com
  baseURL: https://api.projectcor.com/v1
  tags:
  - Contracts Users
  properties:
  - type: OpenAPI
    url: openapi/cor-contracts-users-api-openapi.yml
  - type: Documentation
    url: https://developers.projectcor.com/api-reference/introduction
  - type: Authentication
    url: authentication/cor-authentication.yml
- aid: cor:cor-costs-api
  name: COR Costs API
  description: The Costs API from COR — 2 operation(s) for costs.
  humanURL: https://developers.projectcor.com
  baseURL: https://api.projectcor.com/v1
  tags:
  - Costs
  properties:
  - type: OpenAPI
    url: openapi/cor-costs-api-openapi.yml
  - type: Documentation
    url: https://developers.projectcor.com/api-reference/introduction
  - type: Authentication
    url: authentication/cor-authentication.yml
- aid: cor:cor-estimates-api
  name: COR Estimates API
  description: The Estimates API from COR — 2 operation(s) for estimates.
  humanURL: https://developers.projectcor.com
  baseURL: https://api.projectcor.com/v1
  tags:
  - Estimates
  properties:
  - type: OpenAPI
    url: openapi/cor-estimates-api-openapi.yml
  - type: Documentation
    url: https://developers.projectcor.com/api-reference/introduction
  - type: Authentication
    url: authentication/cor-authentication.yml
- aid: cor:cor-fees-api
  name: COR Fees API
  description: The Fees API from COR — 4 operation(s) for fees.
  humanURL: https://developers.projectcor.com
  baseURL: https://api.projectcor.com/v1
  tags:
  - Fees
  properties:
  - type: OpenAPI
    url: openapi/cor-fees-api-openapi.yml
  - type: Documentation
    url: https://developers.projectcor.com/api-reference/introduction
  - type: Authentication
    url: authentication/cor-authentication.yml
- aid: cor:cor-hours-api
  name: COR Hours API
  description: The Hours API from COR — 6 operation(s) for hours.
  humanURL: https://developers.projectcor.com
  baseURL: https://api.projectcor.com/v1
  tags:
  - Hours
  properties:
  - type: OpenAPI
    url: openapi/cor-hours-api-openapi.yml
  - type: Documentation
    url: https://developers.projectcor.com/api-reference/introduction
  - type: Authentication
    url: authentication/cor-authentication.yml
- aid: cor:cor-labels-api
  name: COR Labels API
  description: The Labels API from COR — 2 operation(s) for labels.
  humanURL: https://developers.projectcor.com
  baseURL: https://api.projectcor.com/v1
  tags:
  - Labels
  properties:
  - type: OpenAPI
    url: openapi/cor-labels-api-openapi.yml
  - type: Documentation
    url: https://developers.projectcor.com/api-reference/introduction
  - type: Authentication
    url: authentication/cor-authentication.yml
- aid: cor:cor-messages-api
  name: COR Messages API
  description: The Messages API from COR — 2 operation(s) for messages.
  humanURL: https://developers.projectcor.com
  baseURL: https://api.projectcor.com/v1
  tags:
  - Message
  tags_raw:
  - Messages
  properties:
  - type: OpenAPI
    url: openapi/cor-messages-api-openapi.yml
  - type: Documentation
    url: https://developers.projectcor.com/api-reference/introduction
  - type: Authentication
    url: authentication/cor-authentication.yml
- aid: cor:cor-products-api
  name: COR Products API
  description: The Products API from COR — 2 operation(s) for products.
  humanURL: https://developers.projectcor.com
  baseURL: https://api.projectcor.com/v1
  tags:
  - Product
  tags_raw:
  - Products
  properties:
  - type: OpenAPI
    url: openapi/cor-products-api-openapi.yml
  - type: Documentation
    url: https://developers.projectcor.com/api-reference/introduction
  - type: Authentication
    url: authentication/cor-authentication.yml
- aid: cor:cor-project-templates-api
  name: COR Project Templates API
  description: The Project Templates API from COR — 1 operation(s) for project templates.
  humanURL: https://developers.projectcor.com
  baseURL: https://api.projectcor.com/v1
  tags:
  - Project Templates
  properties:
  - type: OpenAPI
    url: openapi/cor-project-templates-api-openapi.yml
  - type: Documentation
    url: https://developers.projectcor.com/api-reference/introduction
  - type: Authentication
    url: authentication/cor-authentication.yml
- aid: cor:cor-projects-api
  name: COR Projects API
  description: The Projects API from COR — 14 operation(s) for projects.
  humanURL: https://developers.projectcor.com
  baseURL: https://api.projectcor.com/v1
  tags:
  - Project
  tags_raw:
  - Projects
  properties:
  - type: OpenAPI
    url: openapi/cor-projects-api-openapi.yml
  - type: Documentation
    url: https://developers.projectcor.com/api-reference/introduction
  - type: Authentication
    url: authentication/cor-authentication.yml
- aid: cor:cor-ratecards-api
  name: COR Ratecards API
  description: The Ratecards API from COR — 3 operation(s) for ratecards.
  humanURL: https://developers.projectcor.com
  baseURL: https://api.projectcor.com/v1
  tags:
  - Rate cards
  tags_raw:
  - Ratecards
  properties:
  - type: OpenAPI
    url: openapi/cor-ratecards-api-openapi.yml
  - type: Documentation
    url: https://developers.projectcor.com/api-reference/introduction
  - type: Authentication
    url: authentication/cor-authentication.yml
- aid: cor:cor-resource-allocation-api
  name: COR Resource Allocation API
  description: The Resource Allocation API from COR — 4 operation(s) for resource allocation.
  humanURL: https://developers.projectcor.com
  baseURL: https://api.projectcor.com/v1
  tags:
  - Resource Allocation
  properties:
  - type: OpenAPI
    url: openapi/cor-resource-allocation-api-openapi.yml
  - type: Documentation
    url: https://developers.projectcor.com/api-reference/introduction
  - type: Authentication
    url: authentication/cor-authentication.yml
- aid: cor:cor-tasks-api
  name: COR Tasks API
  description: The Tasks API from COR — 8 operation(s) for tasks.
  humanURL: https://developers.projectcor.com
  baseURL: https://api.projectcor.com/v1
  tags:
  - Task
  tags_raw:
  - Tasks
  properties:
  - type: OpenAPI
    url: openapi/cor-tasks-api-openapi.yml
  - type: Documentation
    url: https://developers.projectcor.com/api-reference/introduction
  - type: Authentication
    url: authentication/cor-authentication.yml
- aid: cor:cor-teams-api
  name: COR Teams API
  description: The Teams API from COR — 3 operation(s) for teams.
  humanURL: https://developers.projectcor.com
  baseURL: https://api.projectcor.com/v1
  tags:
  - Team
  tags_raw:
  - Teams
  properties:
  - type: OpenAPI
    url: openapi/cor-teams-api-openapi.yml
  - type: Documentation
    url: https://developers.projectcor.com/api-reference/introduction
  - type: Authentication
    url: authentication/cor-authentication.yml
- aid: cor:cor-transactions-api
  name: COR Transactions API
  description: The Transactions API from COR — 6 operation(s) for transactions.
  humanURL: https://developers.projectcor.com
  baseURL: https://api.projectcor.com/v1
  tags:
  - Transaction
  tags_raw:
  - Transactions
  properties:
  - type: OpenAPI
    url: openapi/cor-transactions-api-openapi.yml
  - type: Documentation
    url: https://developers.projectcor.com/api-reference/introduction
  - type: Authentication
    url: authentication/cor-authentication.yml
- aid: cor:cor-user-leaves-api
  name: COR User Leaves API
  description: The User Leaves API from COR — 4 operation(s) for user leaves.
  humanURL: https://developers.projectcor.com
  baseURL: https://api.projectcor.com/v1
  tags:
  - User Leaves
  properties:
  - type: OpenAPI
    url: openapi/cor-user-leaves-api-openapi.yml
  - type: Documentation
    url: https://developers.projectcor.com/api-reference/introduction
  - type: Authentication
    url: authentication/cor-authentication.yml
- aid: cor:cor-user-positions-api
  name: COR User Positions API
  description: The User Positions API from COR — 4 operation(s) for user positions.
  humanURL: https://developers.projectcor.com
  baseURL: https://api.projectcor.com/v1
  tags:
  - User Positions
  properties:
  - type: OpenAPI
    url: openapi/cor-user-positions-api-openapi.yml
  - type: Documentation
    url: https://developers.projectcor.com/api-reference/introduction
  - type: Authentication
    url: authentication/cor-authentication.yml
- aid: cor:cor-users-api
  name: COR Users API
  description: The Users API from COR — 4 operation(s) for users.
  humanURL: https://developers.projectcor.com
  baseURL: https://api.projectcor.com/v1
  tags:
  - User
  tags_raw:
  - Users
  properties:
  - type: OpenAPI
    url: openapi/cor-users-api-openapi.yml
  - type: Documentation
    url: https://developers.projectcor.com/api-reference/introduction
  - type: Authentication
    url: authentication/cor-authentication.yml
- aid: cor:cor-working-time-api
  name: COR Working Time API
  description: The Working Time API from COR — 2 operation(s) for working time.
  humanURL: https://developers.projectcor.com
  baseURL: https://api.projectcor.com/v1
  tags:
  - Working Time
  properties:
  - type: OpenAPI
    url: openapi/cor-working-time-api-openapi.yml
  - type: Documentation
    url: https://developers.projectcor.com/api-reference/introduction
  - type: Authentication
    url: authentication/cor-authentication.yml
common:
- type: Overlay
  url: overlays/cor-openapi-overlay.yaml
- type: MCPServer
  url: mcp/cor-mcp.yml
- type: LLMsTxt
  url: llms/cor-llms.txt
- type: WellKnown
  url: well-known/cor-well-known.yml
- type: Authentication
  url: authentication/cor-authentication.yml
- type: Conventions
  url: conventions/cor-conventions.yml
- type: ErrorCatalog
  url: errors/cor-problem-types.yml
- type: Conformance
  url: conformance/cor-conformance.yml
- type: Lifecycle
  url: lifecycle/cor-lifecycle.yml
- type: DataModel
  url: data-model/cor-data-model.yml
- type: DomainSecurity
  url: security/cor-domain-security.yml
- type: AgentSkill
  url: skills/_index.yml
- type: DeveloperPortal
  url: https://developers.projectcor.com
- type: Documentation
  url: https://developers.projectcor.com/api-reference/introduction
- type: APIReference
  url: https://developers.projectcor.com/api-reference/introduction
- type: GettingStarted
  url: https://developers.projectcor.com/quickstart
- type: Pricing
  url: https://projectcor.com/pricing/
- type: Blog
  url: https://projectcor.com/blog/
- type: Support
  url: https://cor.zendesk.com/hc/en-us
- type: TermsOfService
  url: https://projectcor.com/cor-terms-of-service/
- type: PrivacyPolicy
  url: https://projectcor.com/cor-privacy-and-personal-data/
- type: SignUp
  url: https://www.projectcor.com
- type: Website
  url: https://projectcor.com
x-enrichment:
  date: '2026-07-19'
  status: backfilled
  pass: local-v1
  note: backfilled from .gitignore signal + verified work evidence