OpenSponsorship

OpenSponsorship is a two-sided sports sponsorship and influencer marketing marketplace that connects brands with a network of more than 25,000 professional athletes, teams, sports creators, and health and wellness influencers across 150+ sports. Brands pay a monthly subscription to search the roster, post campaigns, submit proposals, manage contracts, and track ROI, while athletes and their agents join for free with OpenSponsorship taking a commission on secured deals. The platform layers AI-based matching, social-content search, campaign management, and reporting on top of a managed service that handles matching, outreach, contracts, and reporting. OpenSponsorship exposes no public developer API at this time; this profile captures its public identity and web properties for the API Evangelist network.

OpenSponsorship is profiled on the APIs.io network. Tagged areas include Company, Sponsorship, Sports, Influencer Marketing, and Marketplace.

OpenSponsorship’s developer surface includes pricing, signup flow, engineering blog, support, and 5 more developer resources.

🌐 Visit website 📡 Source on GitHub

17.0/100 emerging ▬ flat Agent 0/100 human only Full breakdown ↓
scored 2026-07-27 · rubric v0.5

0 APIs

CompanySponsorshipSportsInfluencer MarketingMarketplaceAthletesAdvertising

Kin Score

Kin Score How this is scored →
scored 2026-07-27 · rubric v0.5

Composite quality — 17.0/100 · emerging

Contract Quality 0.0 / 25

Developer Ergonomics 1.3 / 20

Commercial Clarity 8.9 / 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/opensponsorship: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

Get Started 2

Portal, sign-up, and the first successful call

SignUp

SignUp

Login

Access & Security 1

Authentication, authorization, and security posture

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

Website

Website

Blog

Blog

Source (apis.yml)

aid: opensponsorship
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/opensponsorship.png
name: OpenSponsorship
description: OpenSponsorship is a two-sided sports sponsorship and influencer marketing marketplace that connects brands with
  a network of more than 25,000 professional athletes, teams, sports creators, and health and wellness influencers across
  150+ sports. Brands pay a monthly subscription to search the roster, post campaigns, submit proposals, manage contracts,
  and track ROI, while athletes and their agents join for free with OpenSponsorship taking a commission on secured deals.
  The platform layers AI-based matching, social-content search, campaign management, and reporting on top of a managed service
  that handles matching, outreach, contracts, and reporting. OpenSponsorship exposes no public developer API at this time;
  this profile captures its public identity and web properties for the API Evangelist network.
url: https://raw.githubusercontent.com/api-evangelist/opensponsorship/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- 500-global
x-tier: stub
x-tier-reason: portfolio-lead
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-20'
tags:
- Company
- Sponsorship
- Sports
- Influencer Marketing
- Marketplace
- Athletes
- Advertising
apis: []
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
common:
- type: Website
  url: https://opensponsorship.com
- type: Pricing
  url: https://opensponsorship.com/pricing/brand
- type: SignUp
  url: https://opensponsorship.com/registration
- type: Login
  url: https://opensponsorship.com/login
- type: Blog
  url: https://opensponsorship.com/blog
- type: Support
  url: https://opensponsorship.com/help
- type: TermsOfService
  url: https://opensponsorship.com/terms
- type: PrivacyPolicy
  url: https://opensponsorship.com/privacy
- type: DomainSecurity
  url: security/opensponsorship-domain-security.yml
x-enrichment:
  date: '2026-07-20'
  status: minimal
  artifacts_added: 1
  pass: local-v1