Clear Channel Outdoor Holdings website screenshot

Clear Channel Outdoor Holdings

Clear Channel Outdoor Holdings is one of the largest out-of-home advertising companies in the world and a Fortune 1000 firm, operating billboards, street furniture, transit, airport, and digital out-of-home displays across the United States and select international markets. CCO operates the CCO.IO developer platform with the Automated Direct API at direct.cco.io for programmatic-direct buying of inventory, supports programmatic digital-out-of-home (pDOOH) buying through 21+ DSP partners using OpenRTB 2.6 with the DOOH extension, and offers RADAR, an audience and attribution data suite based on aggregated mobile location data. Open-source SDKs for the Automated Direct API are published under the ClearChannelOutdoor GitHub organization.

Clear Channel Outdoor Holdings publishes 1 API on the APIs.io network: Clear Channel Outdoor Automated Direct API. Tagged areas include Advertising, Out Of Home, Programmatic, Digital Out Of Home, and pDOOH.

The Clear Channel Outdoor Holdings catalog on APIs.io includes 1 JSON-LD context and 2 Spectral governance rulesets.

Clear Channel Outdoor Holdings’ developer surface includes engineering blog, GitHub presence, and 10 more developer resources.

37.3/100 thin ▬ flat Agent 19/100 agent aware Full breakdown ↓
scored 2026-07-28 · rubric v0.6
AccessFree
1 APIs
AdvertisingOut Of HomeProgrammaticDigital Out Of HomepDOOHOpenRTBOpenDirect

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6
Composite quality — 37.3/100 · thin
Contract Quality 14.5 / 25
Developer Ergonomics 3.5 / 20
Commercial Clarity 5.8 / 20
Operational Transparency 3.4 / 13
Governance 3.8 / 12
Discoverability 6.3 / 10
Agent readiness — 19/100 · agent aware
Machine-Readable Contract 18 / 18
Agentic Access Contract 0 / 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/clear-channel-outdoor-hldgs: 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 1

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

Clear Channel Outdoor Automated Direct API

REST API for the CCO.IO Automated Direct platform. Supports search, retrieval and management of displays, networks, markets, products, orders, bookings, campaigns, creatives, ph...

Pricing Plans 1

Published pricing tiers and plan structures.

Rate Limits 1

Documented rate limits and quota policies.

FinOps 1

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

Semantic Vocabularies 1

JSON-LD contexts and semantic vocabularies used across these APIs.

Clear Channel Outdoor Hldgs Context

31 classes · 23 properties

JSON-LD

Spectral Rules 2

Spectral governance rulesets for linting and validating these APIs.

Clear Channel Outdoor Holdings API Rules

7 rules · 5 errors 2 warnings

SPECTRAL

Clear Channel Outdoor Holdings API Rules

5 rules · 3 warnings 2 info

SPECTRAL

JSON Schema 4

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

DOOH Display

12 properties

JSON SCHEMA

DSP Integration

10 properties

JSON SCHEMA

OOH Order

14 properties

JSON SCHEMA

JSON Structure 1

JSON Structure definitions describing this provider's data shapes.

Examples 3

Example request and response payloads for these APIs.

Security Posture 1

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

Clear Channel Outdoor Hldgs Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Integrations 21

Pre-built integrations with other platforms and tools.

Adelphic

pDOOH buying via Adelphic DSP integration.

Adform

pDOOH buying via Adform DSP integration.

Adomni

pDOOH buying via Adomni DSP integration.

AdQuick

pDOOH buying via AdQuick DSP integration.

Campsite

pDOOH buying via Campsite DSP integration.

Displayce

pDOOH buying via Displayce DSP integration.

Google DV360

pDOOH buying via Google Display & Video 360 DSP integration.

Hivestack

pDOOH buying via Hivestack DSP/SSP integration.

Nexxen

pDOOH buying via Nexxen DSP integration.

OneView

pDOOH buying via OneView (Roku) DSP integration.

OutMoove

pDOOH buying via OutMoove DSP integration.

Pulsepoint

pDOOH buying via Pulsepoint DSP integration.

Quotient

pDOOH buying via Quotient DSP integration.

Simplifi

pDOOH buying via Simplifi DSP integration.

Sito

pDOOH buying via Sito DSP integration.

StackAdapt

pDOOH buying via StackAdapt DSP integration.

The Trade Desk

pDOOH buying via The Trade Desk DSP integration.

Vistar Media

pDOOH buying via Vistar Media DSP/SSP integration.

Xandr

pDOOH buying via Xandr DSP integration.

Yahoo

pDOOH buying via Yahoo DSP integration.

Zeta

pDOOH buying via Zeta DSP integration.

Scroll for all 21

Resources

Get Started 1

Portal, sign-up, and the first successful call

Design & Contract 2

Pagination, idempotency, versioning, errors, and events

Build 2

SDKs, sample code, and the tooling you integrate with

Access & Security 1

Authentication, authorization, and security posture

Company 3

The organization behind the API

Other 3

Properties that don't map to a standard resource type

Source (apis.yml)

apis.yml Raw ↑
aid: clear-channel-outdoor-hldgs
url: https://raw.githubusercontent.com/api-evangelist/clear-channel-outdoor-hldgs/refs/heads/main/apis.yml
name: Clear Channel Outdoor Holdings
type: Index
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/clear-channel-outdoor-hldgs.png
tags:
- Advertising
- Out Of Home
- Programmatic
- Digital Out Of Home
- pDOOH
- OpenRTB
- OpenDirect
description: Clear Channel Outdoor Holdings is one of the largest out-of-home advertising companies in the world and a Fortune
  1000 firm, operating billboards, street furniture, transit, airport, and digital out-of-home displays across the United
  States and select international markets. CCO operates the CCO.IO developer platform with the Automated Direct API at direct.cco.io
  for programmatic-direct buying of inventory, supports programmatic digital-out-of-home (pDOOH) buying through 21+ DSP partners
  using OpenRTB 2.6 with the DOOH extension, and offers RADAR, an audience and attribution data suite based on aggregated
  mobile location data. Open-source SDKs for the Automated Direct API are published under the ClearChannelOutdoor GitHub organization.
created: '2026-05-04'
modified: '2026-05-05'
specificationVersion: '0.19'
apis:
- aid: clear-channel-outdoor-hldgs:clear-channel-outdoor-direct
  name: Clear Channel Outdoor Automated Direct API
  description: REST API for the CCO.IO Automated Direct platform. Supports search, retrieval and management of displays, networks,
    markets, products, orders, bookings, campaigns, creatives, photos, customers, accounts, contracts, quotes, renewals, restrictions
    and IAB taxonomies. Uses OAuth 2.0 client credentials with scoped access tokens.
  humanURL: https://developer.cco.io
  baseURL: https://direct.cco.io
  tags:
  - Programmatic Direct
  - DOOH
  - OOH
  properties:
  - type: Documentation
    url: https://developer.cco.io
  - type: OpenAPI
    url: openapi/clear-channel-outdoor-direct-openapi.yml
  - type: SDKs
    url: https://github.com/ClearChannelOutdoor/io-sdk-golang
  - type: Authentication
    url: https://direct.cco.io/v2/token
common:
- type: DomainSecurity
  url: security/clear-channel-outdoor-hldgs-domain-security.yml
- url: https://clearchanneloutdoor.com/company-news/
  type: Blog
- type: LinkedIn
  url: https://www.linkedin.com/company/clear-channel-outdoor
- type: Website
  url: https://www.clearchanneloutdoor.com
- type: DeveloperPortal
  url: https://developer.cco.io
- type: ProgrammaticAdvertising
  url: https://clearchanneloutdoor.com/programmatic-advertising/
- type: DataSolutions
  url: https://clearchanneloutdoor.com/radar-data-solutions/
- type: GitHub
  url: https://github.com/ClearChannelOutdoor
- type: JSONLD
  url: json-ld/clear-channel-outdoor-hldgs-context.jsonld
- type: Vocabulary
  url: vocabulary/clear-channel-outdoor-hldgs-vocabulary.yml
- type: SDKs
  url: https://github.com/ClearChannelOutdoor/io-sdk-golang
  data:
  - name: io-sdk-golang
    language: Go
    license: MIT
    description: Go SDK for the CCO.IO Automated Direct and Programmatic endpoints.
  - name: cco-blueprint-ui
    language: TypeScript
    description: MUI-based React component library for CCO internal applications.
  - name: token-middleware
    language: Go
    license: MIT
  - name: external-ids
    language: Go
    license: MIT
    description: Library for managing and formatting external IDs.
  - name: pubsub-go
    language: Go
    license: MIT
  - name: memorystore-go
    language: Go
    license: MIT
  - name: gin-zerologger
    language: Go
    license: MIT
- type: Standards
  url: https://github.com/ClearChannelOutdoor/ooh_open_direct
  data:
  - name: OpenRTB 2.6 (DOOH)
    url: https://github.com/InteractiveAdvertisingBureau/openrtb2.x
    description: IAB Tech Lab real-time-bidding protocol; v2.6 adds the DOOH object and imp.qty for programmatic DOOH.
  - name: OpenDirect-OOH
    url: https://github.com/Outsmart-OOH/ooh_open_direct
    description: IAB Tech Lab community extension of OpenDirect for the OOH media industry. CCO maintains a fork.
  - name: OpenOOH Venue Taxonomy
    description: Standardized venue-type taxonomy referenced by OpenRTB venuetypetax=1.
- type: Integrations
  url: https://clearchanneloutdoor.com/programmatic-advertising/
  data:
  - name: Adelphic
    description: pDOOH buying via Adelphic DSP integration.
  - name: Adform
    description: pDOOH buying via Adform DSP integration.
  - name: Adomni
    description: pDOOH buying via Adomni DSP integration.
  - name: AdQuick
    description: pDOOH buying via AdQuick DSP integration.
  - name: Campsite
    description: pDOOH buying via Campsite DSP integration.
  - name: Displayce
    description: pDOOH buying via Displayce DSP integration.
  - name: Google DV360
    description: pDOOH buying via Google Display & Video 360 DSP integration.
  - name: Hivestack
    description: pDOOH buying via Hivestack DSP/SSP integration.
  - name: Nexxen
    description: pDOOH buying via Nexxen DSP integration.
  - name: OneView
    description: pDOOH buying via OneView (Roku) DSP integration.
  - name: OutMoove
    description: pDOOH buying via OutMoove DSP integration.
  - name: Pulsepoint
    description: pDOOH buying via Pulsepoint DSP integration.
  - name: Quotient
    description: pDOOH buying via Quotient DSP integration.
  - name: Simplifi
    description: pDOOH buying via Simplifi DSP integration.
  - name: Sito
    description: pDOOH buying via Sito DSP integration.
  - name: StackAdapt
    description: pDOOH buying via StackAdapt DSP integration.
  - name: The Trade Desk
    description: pDOOH buying via The Trade Desk DSP integration.
  - name: Vistar Media
    description: pDOOH buying via Vistar Media DSP/SSP integration.
  - name: Xandr
    description: pDOOH buying via Xandr DSP integration.
  - name: Yahoo
    description: pDOOH buying via Yahoo DSP integration.
  - name: Zeta
    description: pDOOH buying via Zeta DSP integration.
maintainers:
- FN: API Evangelist
  url: https://apievangelist.com