Rubicon Project

Rubicon Project is a Los Angeles-based advertising technology company, founded in 2007, that built and operated one of the largest real-time bidding advertising exchanges, connecting digital publishers (the sell side) with advertisers and demand-side platforms. In 2020 Rubicon Project merged with Telaria and rebranded as Magnite, now positioned as the world's largest independent sell-side (SSP) advertising company, spanning connected TV (CTV), online video, display, and audio across its DV+, SpringServe, and ClearLine platforms. This profile tracks the company as it exists today under the Magnite brand. Rubicon Project / Magnite publishes no public self-serve developer API or documentation portal — platform access is enterprise and partner-gated through the Magnite Help Center.

Rubicon Project is profiled on the APIs.io network. Tagged areas include Company, Advertising, AdTech, Programmatic Advertising, and Sell-Side Platform.

Rubicon Project’s developer surface includes engineering blog, support, legal docs, and 5 more developer resources.

🌐 Visit website 📡 Source on GitHub
13.3/100 minimal ▬ flat Agent 0/100 human only Full breakdown ↓
scored 2026-07-27 · rubric v0.5
0 APIs
CompanyAdvertisingAdTechProgrammatic AdvertisingSell-Side PlatformSSPReal-Time BiddingConnected TVMedia

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-27 · rubric v0.5
Composite quality — 13.3/100 · minimal
Contract Quality 0.0 / 25
Developer Ergonomics 1.3 / 20
Commercial Clarity 5.3 / 20
Operational Transparency 0.0 / 13
Governance 0.0 / 12
Discoverability 6.8 / 10
Agent readiness — 0/100 · human only
Machine-Readable Contract 0 / 18
Agentic Access Contract 0 / 15
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 0 / 7
Typed Event Surface 0 / 6
Agent Skills 0 / 5
Well-Known Catalog 0 / 4
Consent & Bot Identity 0 / 3
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/rubicon-project: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

Security Posture 2

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

Rubicon Project Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Rubicon Project Trust Center

SOC 2 Type I, SOC 1 Type II

SECURITY

Resources

Access & Security 3

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity
 TrustCenter
TrustCenter
 Compliance
Compliance

Operate 1

Status, limits, changes, and where to get help

Support
Support

Commercial 2

Pricing, plans, and the legal terms of use

PrivacyPolicy
PrivacyPolicy
 Legal
Legal

Company 2

The organization behind the API

Website
Website
 Blog
Blog

Source (apis.yml)

apis.yml Raw ↑ 
aid: rubicon-project
accessModel:
  pricing: unknown
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Unknown
  confidence: low
  source: []
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/rubicon-project.png
name: Rubicon Project
description: Rubicon Project is a Los Angeles-based advertising technology company, founded in 2007, that built and operated
  one of the largest real-time bidding advertising exchanges, connecting digital publishers (the sell side) with advertisers
  and demand-side platforms. In 2020 Rubicon Project merged with Telaria and rebranded as Magnite, now positioned as the world's
  largest independent sell-side (SSP) advertising company, spanning connected TV (CTV), online video, display, and audio across
  its DV+, SpringServe, and ClearLine platforms. This profile tracks the company as it exists today under the Magnite brand.
  Rubicon Project / Magnite publishes no public self-serve developer API or documentation portal — platform access is enterprise
  and partner-gated through the Magnite Help Center.
url: https://raw.githubusercontent.com/api-evangelist/rubicon-project/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- mayfield
x-tier: stub
x-tier-reason: portfolio-lead
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-21'
tags:
- Company
- Advertising
- AdTech
- Programmatic Advertising
- Sell-Side Platform
- SSP
- Real-Time Bidding
- Connected TV
- Media
apis: []
common:
- type: DomainSecurity
  url: security/rubicon-project-domain-security.yml
- type: Website
  url: https://www.magnite.com
- type: Blog
  url: https://www.magnite.com/blog/
- type: Support
  url: https://help.magnite.com/help
- type: TrustCenter
  url: https://www.magnite.com/trust-center/
- type: Compliance
  url: https://www.magnite.com/trust-center/
- type: PrivacyPolicy
  url: https://www.magnite.com/legal/magnite-website-privacy-policy/
- type: Legal
  url: https://www.magnite.com/legal/
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
x-enrichment:
  date: '2026-07-21'
  status: enriched
  artifacts_added: 2
  pass: local-v1