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Major League Baseball

Major League Baseball (MLB) is the professional baseball organization of the United States and Canada, operating the National League and American League with 30 teams. MLB Advanced Media (now part of MLB) provides public stats and game data through the MLB Stats API and the legacy MLB Data (lookup service) API, used by teams, broadcasters, analysts, and a wide community of developers building stats sites, fantasy applications, and analytical tools. MLB also exposes Statcast data through Baseball Savant. There is no general-purpose self-service developer portal with terms or signup; the APIs are widely consumed but are formally intended for partner use.

agent aware

More than an index entry, but the surface is still mostly links rather than artifacts — the cohort most likely to move a full band from modest, well-targeted work.

Kin Score

API Evangelist profiles Major League Baseball the way a machine reads it — 38 machine-readable artifacts across 34 APIs, pulled from the provider's own public surface and indexed so a developer, an analyst, or an AI agent can evaluate it against every other provider on the network.

Every provider in the network is reduced to the same set of machine-readable artifacts — OpenAPI contracts, event specifications, GraphQL schemas, runnable collections, pricing and rate-limit signals, security posture, OAuth scopes, and the agent surfaces (MCP servers and skills) that let software drive the API on its own. We profile them because the interface is the part of a company you can actually inspect: it is a truer signal of what a provider does than any marketing page. From those artifacts we compute the Kin Score — Major League Baseball scores 19.1/100 (emerging), with a separate agent-readiness read of 32/100 (agent aware). The full breakdown is below, followed by every artifact we hold — each card links through to its machine-readable definition on apis.io.

Kin Score

This is the API Evangelist rating — a single, repeatable read computed from the artifacts on this page. Green fill is points earned; the red track is points possible, so every bar shows earned-versus-possible at a glance.

Kin Score Kin Score How this is scored →
scored 2026-07-27 · rubric v0.5
Composite quality — 19.1/100 · emerging
Contract Quality 10.0 / 25
Developer Ergonomics 0.4 / 20
Commercial Clarity 0.0 / 20
Operational Transparency 0.0 / 13
Governance 0.0 / 12
Discoverability 8.8 / 10
Agent readiness — 32/100 · agent aware
Machine-Readable Contract 18 / 18
Agentic Access Contract 15 / 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

How we profile Major League Baseball

Each block below is one kind of artifact we hold for Major League Baseball. For each we say what it is and why it earns a place in the profile, then list every one we've indexed — capped at two rows, scroll within the panel for the rest.

APIs 34

Each API is captured as its own OpenAPI definition — every operation, parameter, and response. This is the single most useful machine-readable description of what an API does, and it's what lets us score, lint, mock, and generate against it without asking the provider for anything.

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

MLB Stats API

The MLB Stats API is the modern statistics and game-data service operated by Major League Baseball. It powers official scoreboards, gameday feeds, and downstream applications wi...

MLB Data Lookup Service API

The MLB Data Lookup Service is the legacy public data service exposing player search and details, hitting and pitching statistics, projections, team lists and rosters, game type...

MLB Statcast (Baseball Savant)

Baseball Savant is MLB's public Statcast platform, surfacing pitch- and tracking-level data captured by Statcast cameras and radar in every MLB ballpark. It exposes leaderboards...

Major League Baseball Analytics API

Operations pertaining to field tracking and analytics.

Major League Baseball Attendance API

The attendance endpoints handle game and season attendance and openings numbers by team.

Major League Baseball Awards API

The awards endpoints allow users to lookup award information and recipients.

Major League Baseball Bat Tracking API

Operations pertaining to bat tracking data

Major League Baseball Biomechanics API

Operations pertaining to biomechanical data

Major League Baseball Broadcast API

The broadcast endpoints return information pertaining to broadcasters.

Major League Baseball Conference API

The conference endpoint returns data specific to the PCL (Pacific Coast League) which was historically divided into separate conferences.

Major League Baseball Division API

Operations pertaining to divisions

Major League Baseball Draft API

Operations pertaining to MLB BaseballDraft

Major League Baseball Game API

Operations pertaining to games

Major League Baseball Game Pace API

The Game Pace API from Major League Baseball — 1 operation(s) for game pace.

Major League Baseball High/Low API

Operations pertaining to high/low stats

Major League Baseball Homerun Derby API

Operations pertaining to home run derby

Major League Baseball Job API

Operations pertaining to jobs

Major League Baseball League API

Operations pertaining to leagues

Major League Baseball Milestones API

Operations pertaining to milestones

Major League Baseball Person API

Operations pertaining to players

Major League Baseball Predictions API

The Predictions API from Major League Baseball — 2 operation(s) for predictions.

Major League Baseball Reviews API

The Reviews API from Major League Baseball — 1 operation(s) for reviews.

Major League Baseball Schedule API

Operations pertaining to schedules

Major League Baseball Season API

Operations pertaining to seasons

Major League Baseball Skeletal API

Operations pertaining to skeletal data

Major League Baseball Sports API

Operations pertaining to sports

Major League Baseball Standings API

Operations pertaining to teams

Major League Baseball Stats API

Operations pertaining to stats

Major League Baseball Streaks API

Endpoints for stats streaks

Major League Baseball Teams API

Operations pertaining to teams

Major League Baseball Transactions API

Operations pertaining to transactions

Major League Baseball Venues API

Operations pertaining to venues

Major League Baseball Weather API

The Weather API from Major League Baseball — 4 operation(s) for weather.

Scroll within the panel for all 34 ·

Open Collections 1

Open, tool-agnostic collections carry the same runnable value as Postman without locking you to one client — the portable, forkable form of the same exercise.

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

Stats API Documentation

OPEN COLLECTION

Security Posture 2

Authentication, domain security, vulnerability disclosure, and trust-center signals — the evidence that a provider takes security seriously enough to document it. We profile it because you can't govern what you can't see.

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

Major League Baseball Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Major League Baseball Vulnerability Disclosure

security.txt · contact published

SECURITY

Agentic Access 1

An x-agentic-access contract marks which operations are safe for an agent to run on its own and which need a human in the loop. It is the difference between an API an agent can use and one it can use safely.

Recommended x-agentic-access execution contracts for AI agents.

Major League Baseball Agentic Access

186 operations · 8 acting

186 operations · 8 acting

AGENTIC

Resources

Every other property we hold for Major League Baseball — documentation, portals, status pages, policies, and corporate surface — grouped by the job it does, following the integrator's arc from getting started to running in production.

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

Access & Security 2

Authentication, authorization, and security posture

Other 5

Properties that don't map to a standard resource type

← All providers · Data indexed from github.com/api-evangelist/major-league-baseball · machine-readable index on apis.io