# Mozilla Glean

**Canonical:** https://apis.io/providers/mozilla/  
**Website:** https://mozilla.org/  
**APIs profiled:** 0

Mozilla Glean is an open-source telemetry library developed by Mozilla that provides cross-platform SDKs for collecting, aggregating, and exporting product usage data. It powers data collection in Firefox and other Mozilla applications, offering a privacy-preserving design, configurable metrics, and a data-control plane for developers to manage data pipelines. The project is hosted on GitHub and documented with comprehensive guides, API references, and examples for Android, iOS, JavaScript, Rust, and other platforms.

## Kin Score — 23.3 / 100 (emerging)

Scored 2026-10-31 under rubric 0.25.0.

| Facet | Score |
|---|---|
| Discoverability | 50.0 |
| Contract Quality | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 15.8 |
| Developer Ergonomics | 45.2 |
| Access Clarity | 21.1 |

Regulatory layer — **Horizontal (data, software, accessibility, platform)**: 35.3 (matched via fallback).

## Agent readiness — 24.1 (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 | documented |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | yes |
| 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 |

## Security (3)

- **Mozilla Authentication** — 0 schemes
- **Mozilla Domain Security** — TLSv1.3 · HSTS · DMARC
- **Mozilla Vulnerability Disclosure** — security.txt · contact published

## Tags

Telemetry, SDK, OpenSource, DataEngineering, Mozilla

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