# Blocks

**Canonical:** https://apis.io/providers/blocks-zone/  
**Website:** https://blocks.zone/  
**APIs profiled:** 0

Blocks is an AI‑native training platform for endurance athletes. It lets you build and visualise structured intervals, sync every ride, and train with an assistant that reads your real data – cycling, running, swimming and strength. The service offers a free tier and premium plans, integrates with Strava and intervals.icu, and provides an MCP server for Claude and other AI agents.

## Kin Score — 13.1 / 100 (emerging)

Scored 2026-11-06 under rubric 0.27.0.

| Facet | Score |
|---|---|
| Discoverability | 48.2 |
| Contract Quality | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 0.0 |
| Developer Ergonomics | 4.8 |
| Access Clarity | 36.8 |

Regulatory layer — **Health**: 11.8 (matched via tags).

## Agent readiness — 18.7 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | no |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | served |
| 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 | served |
| Protected Resource Metadata | verified |
| Dynamic Client Registration | yes |
| Agentic Commerce | no |
| Pagination Ratio | na |
| Operation Distinctiveness | na |
| MCP Tool Quality | na |

## Access

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

## Security (1)

- **Blocks Zone Domain Security** — TLSv1.3 · HSTS · DMARC

## Plans (1)

- **Blocks Zone Plans Pricing**

## Tags

Artificial Intelligence, Fitness, Training, Health Tech, Endurance

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