# Google Cloud Storage

**Canonical:** https://apis.io/providers/gcp-cloud-storage/  
**Website:** https://cloud.google.com/storage  
**APIs profiled:** 6

Object storage service offering high durability, availability, and scalability for storing and accessing data on Google Cloud Platform.

## Kin Score — 47.3 / 100 (developing)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 47.3).

| Facet | Score |
|---|---|
| Discoverability | 72.2 |
| Contract Quality | 73.8 |
| Governance | 25.0 |
| Contract Governance | 25.0 |
| Operational Transparency | 26.3 |
| Developer Ergonomics | 52.4 |
| Commercial Clarity | 23.7 |
| Access Clarity | 23.7 |

## Agent readiness — 38.9 (agent-ready)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | yes |
| Idempotency | no |
| Error Semantics | verified |
| OpenAPI Examples | partial |
| Rate Limit Signal | documented |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |

## Access

Freemium · Self-serve signup — onboarding: self-serve, pricing: freemium, trial: no (confidence: high).

## APIs (6)

- **Google Cloud Storage XML API** — Amazon S3-compatible XML API for Google Cloud Storage.
- **Google Cloud Storage BucketAccessControls API** — Operations for managing bucket-level access control lists
- **Google Cloud Storage Buckets API** — Operations for managing Cloud Storage buckets
- **Google Cloud Storage DefaultObjectAccessControls API** — Operations for managing default object access controls on buckets
- **Google Cloud Storage ObjectAccessControls API** — Operations for managing object-level access control lists
- **Google Cloud Storage Objects API** — Operations for managing objects within Cloud Storage buckets

## Agentic access (1)

- **Gcp Cloud Storage Agentic Access** — 38 operations · 26 acting · 13 human-in-the-loop

## Security (3)

- **Gcp Cloud Storage Authentication** — http/oauth2 · 2 schemes
- **Gcp Cloud Storage Domain Security** — TLSv1.3 · HSTS · DMARC
- **Gcp Cloud Storage Vulnerability Disclosure** — security.txt · contact published

## Plans (1)

- **Gcp Cloud Storage Plans Pricing**

## Use cases (4)

- **Data Lake Storage** — Store structured and unstructured data at scale for analytics and machine learning pipelines.
- **Backup and Disaster Recovery** — Store backups with configurable retention and cross-region replication for business continuity.
- **Static Website Hosting** — Serve static web content directly from Cloud Storage buckets with custom domains.
- **Media Content Delivery** — Store and serve media assets with CDN integration for low-latency content delivery.

## Tags

Archival, Backup, Blob Storage, Cloud Storage, Data, File Storage, Google Cloud, Object Storage, Storage

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