API Reference
Complete endpoint documentation for the AltSportsLeagues API
API Reference
Complete reference documentation for the AltSportsLeagues Intelligence Backend API.
Base URL
https://api.altsportsleagues.aiMost SDK endpoints use the /v1 prefix. Internal and intelligence endpoints use /api/v1 or /api/league-intelligence.
Authentication
All requests require a Bearer token:
Authorization: Bearer YOUR_API_KEYLearn more about authentication →
Core Resources
CRUD operations, stats, fingerprints, valuations, readiness, comparisons, graphs, and document management.
Search, research, discovery jobs, market opportunities, and trending leagues.
League evaluation, readiness scoring, and tier classification system.
Generate, enhance, upsert, and search structural league fingerprints.
Integration & Onboarding
Data mapping scoring, submission, and the qualification decision matrix.
Questionnaires, document processing, API discovery/validation, data import, and pipeline management.
API discovery, endpoint testing, validation, schema mapping, and adapter generation.
Auto-generate partnership contracts from fingerprints and league data.
Intelligence & Analytics
Graph-powered league intelligence, partnership opportunities, research, scorecards, and sportsbook market intel.
Evaluate league-sportsbook partnership compatibility and revenue potential.
Workflow automation for league processing, data ingestion, and partnership management.
Data & Markets
Sport types and competitive archetypes.
League events and schedules.
Available betting market types.
Document processing and data extraction.
Platform
Create, list, validate, revoke, and monitor API key usage.
Model Context Protocol endpoints for AI agent integration.
Health checks and API info.
Standard Response Format
{
"data": { ... },
"meta": {
"total": 100,
"page": 1,
"limit": 20,
"has_more": true,
"api_version": "v1",
"timestamp": "2026-03-07T00:00:00Z"
}
}OpenAPI Specification
The full OpenAPI 3.1 spec is available at:
https://api.altsportsleagues.ai/openapi.json