# 4GRAND

**Canonical:** https://apis.io/providers/grand-tennis/  
**Website:** https://grand.tennis/  
**APIs profiled:** 1

4GRAND offers free fantasy pools for the four Grand Slam tennis tournaments. Users can join community pools or create their own, pick winners each round, and compete on leaderboards. The platform provides a social, competitive experience for tennis fans, with easy sign‑up, real‑time updates, and a vibrant community of players.

## Kin Score — 11.2 / 100 (emerging)

Scored 2026-11-13 under rubric 0.28.0.

| Facet | Score |
|---|---|
| Discoverability | 48.2 |
| Contract Quality | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 0.0 |
| Developer Ergonomics | 9.5 |
| Access Clarity | 27.7 |

Regulatory layer — **Horizontal (data, software, accessibility, platform)**: 7.8 (matched via fallback).

## Agent readiness — 3.1 (human-only)

| Dimension | Value |
|---|---|
| Spec Presence | no |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | documented |
| Auth Clarity | no |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | no |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |
| Delegated Identity | no |
| Protected Resource Metadata | no |
| Dynamic Client Registration | no |
| Agentic Commerce | no |
| Pagination Ratio | na |
| Operation Distinctiveness | na |
| MCP Tool Quality | na |

## Access

Unknown — onboarding: unknown, pricing: unknown, trial: no (confidence: low).

## APIs (1)

- **How to Run a Tennis Pool** — Guide on creating and managing a fantasy tennis pool on Grand Tennis platform.

## Security (1)

- **4GRAND Domain Security** — TLSv1.3 · HSTS

## Tags

Tennis, Grand Slam

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/grand-tennis/). Scores are computed from the provider's own public artifacts under a published rubric.